acqknowledge 4 software guide
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Acq Knowledge® 4 Software Guide
Check BIOPAC.COM > Support > Manuals for updates
For Life Science Research Applications
Data Acquisition and Analysis with BIOPAC Hardware Systems
Reference Manual for
Acq Knowledge®
4.4.1 Software & MP150/MP36R, BioHarness, B-Alert, Mobita, or StellarHardware/Firmware
on Windows® 10, 8, and 7 or Mac OS® X 10.7-10.10
42 Aero Camino, Goleta, CA 93117
Tel (805) 685-0066 | Fax (805) 685-0067
[email protected] | www.biopac.com
http://www.biopac.com/LabManuals.asphttp://www.biopac.com/LabManuals.asphttp://www.biopac.com/http://www.biopac.com/http://www.biopac.com/LabManuals.asp
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TABLE OF CONTENTS
PREFACE TO ACQKNOWLEDGE SOFTWARE GUIDE .................................................. 15 Welcome ..................................................................................................................................................................15
Supported Platforms .................................................................................................................................................15
What’s new for Acq Knowledge 4.4.1 ......................................................................................................................16
User Support System ................................................................................................................................................19
Where do I find help? ...............................................................................................................................................20
PART A — GETTING STARTED ....................................................................................... 23
Chapter 1 MP Systems Overview ............................................................................................................................... 23
MP36R support ........................................................................................................................................................24
MP System Requirements ........................................................................................................................................24
Automator Integration and Scripting Support ..........................................................................................................25
MP System Features.................................................................................................................................................26
Application Features ................................................................................................................................................29
Application Notes ....................................................................................................................................................30
Chapter 2 Acq Knowledge Overview ........................................................................................................................... 31
Launching the Acq Knowledge software ..................................................................................................................32
Setting up channels using Module Setup (MP150 Hardware) .................................................................................34 Setting up channels manually...................................................................................................................................34
Basic Analog Channel Information ..........................................................................................................................35
Basic Digital Channel Information ..........................................................................................................................35
Basic Calculation Channel Information ...................................................................................................................35
Selecting Hardware ..................................................................................................................................................35
Setting Up Acquisitions ...........................................................................................................................................36
Starting an Acquisition .............................................................................................................................................37
Stopping an Acquisition ...........................................................................................................................................37
Display Modes .........................................................................................................................................................38
Data Views ...............................................................................................................................................................44
Analysis ...................................................................................................................................................................45
Selecting a waveform ...............................................................................................................................................47 Show/Hide Channel .................................................................................................................................................47
Collapsing Channels ................................................................................................................................................48
Zoom ........................................................................................................................................................................49
Select an area ...........................................................................................................................................................49
Keyboard data selection ...........................................................................................................................................49
Transform data .........................................................................................................................................................50
Measurements ..........................................................................................................................................................50
Events (Markers) ......................................................................................................................................................51
Grids .........................................................................................................................................................................51
Horizontal Split View ..............................................................................................................................................51
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Autoscroll Horizontal Axis Controls ....................................................................................................................... 52
Journals .................................................................................................................................................................... 53
Saving data ............................................................................................................................................................... 53
Format change warnings ............................................................................................................................................ 53
“Data Snapshot” — Embedded Archive .................................................................................................................. 54
Print.......................................................................................................................................................................... 55
Chapter 3 User Interface & Context Menu Features ............................................................................................... 56
Toolbars ............................................................................................................................................................................. 57
Main, Display and Scaling Toolbars ........................................................................................................................ 58
Hardware Toolbar .................................................................................................................................................... 58
Cursor Toolbar ......................................................................................................................................................... 58
Selection Palette ....................................................................................................................................................... 62
Start/Stop Toolbar .................................................................................................................................................... 62
Channel Button Toolbar ........................................................................................................................................... 63
Event Toolbar .......................................................................................................................................................... 63
Focus Area Toolbar ................................................................................................................................................. 63
Measurements Toolbar............................................................................................................................................. 63
Custom Toolbars for Transformations and Analysis .......... .......... ........... ........... .......... ........... .......... ........... .......... . 63
Toolbar Position Retention and Changes ................................................................................................................. 64 Axis Controls ........................................................................................................................................................... 64
Enable Cursor Tools During Acquisitions ............................................................................................................... 64
Button Transparency ................................................................................................................................................ 65
Customizable Chart Track Dividers ......................................................................................................................... 65
Plotting Background Colors ..................................................................................................................................... 65
Spectrum Analyzer Palette ....................................................................................................................................... 65
Keyboard Shortcuts .................................................................................................................................................. 65
Tooltips .................................................................................................................................................................... 69
Mouse Controls ........................................................................................................................................................ 70
Mouse Scrollwheel Support ..................................................................................................................................... 70
Modification History ................................................................................................................................................ 70
Cancelling Transformations and Transformation Progress Bar ............................................................................... 71 Typed Event Label Drawing Improvements ............................................................................................................ 71
Choose MP150 Help Button .................................................................................................................................... 71
Tooltips .............................................................................................................................................................................. 71
Channel Label, Units Length and Tooltips ........... .......... ........... .......... ........... ........... .......... ........... .......... ........... .... 71
Graph Window Tooltip Improvements .................................................................................................................... 72
Menu Item Tooltips ................................................................................................................................................. 72
Chapter 4 Editing and Analysis Features .................................................................................................................. 73
Scroll bars ................................................................................................................................................................ 73
Scaling ..................................................................................................................................................................... 74 Horizontal axis ........................................................................................................................................................... 74
Vertical (Amplitude) axis .......................................................................................................................................... 75 Adaptive Scaling ...................................................................................................................................................... 76
Show Textual Value Display ................................................................................................................................... 76
Grid Details .............................................................................................................................................................. 78 Grid Options .............................................................................................................................................................. 81
Journal Details ......................................................................................................................................................... 83
Journal Contextual Menu ......................................................................................................................................... 83
Rich Journals.............................................................................................................................................................. 84
Journal Toolbar Buttons ............................................................................................................................................. 84
Journal Numerical Table Tools .................................................................................................................................. 85
Example of Sum, Mean or Standard .......................................................................................................................... 86
Example of Evaluate Expression ............................................................................................................................... 87
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Adding a hyperlink to the Journal .............................................................................................................................. 87
Embedding PDFs in Journals ..................................................................................................................................... 88
Select a waveform / channel .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........ 88
Channel Labels .........................................................................................................................................................88
Show/Hide Channel .................................................................................................................................................89
Focus Areas ..............................................................................................................................................................89
Creating Focus Areas ...............................................................................................................................................89
Measurements ..........................................................................................................................................................91 Measurement Display ................................................................................................................................................ 92 Measurement Area ..................................................................................................................................................... 92
Measurements and Measurement Presets ................................................................................................................... 94
Measurement Validation ............................................................................................................................................ 94
Measurement Info / Parameters ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ... 94 Measurement Interpolation ........................................................................................................................................ 95
Exporting measurements ......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .... 95
PART B—ACQUISITION FUNCTIONS: THE HARDWARE MENU ................................ 106 Overview ................................................................................................................................................................106
Set Up Data Acquisition > Data Acquisition Settings ...........................................................................................107
Chapter 5 Set Up Channels ....................................................................................................................................... 109
Set Up Channels—The Basics ........................................................................................................................................ 109
Module-based analog channel setup ......................................................................................................................109
View by Channels ..................................................................................................................................................111
Set Up Channels—Advanced ......................................................................................................................................... 114
Analog channels .....................................................................................................................................................114
Increased Channel Count Support (Acq Knowledge 4.3 and above) ......................................................................115
Analog channels MP36R .......................................................................................................................................116
Offset .....................................................................................................................................................................116
Adjustable, user defined, digital IIR filters for MP36R .........................................................................................117
High Pass Filters MP36R .......................................................................................................................................117
Additional controls in MP36R Input Channel Parameters .....................................................................................118
MP36R Advanced Preset Settings .........................................................................................................................118
MP36R Transducer SSID Table .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .........121
Digital Channels .....................................................................................................................................................122
Calculation Channels .............................................................................................................................................122
Metachannel ...........................................................................................................................................................123
Chapter 6 Calculation Channel Presets .................................................................................................................... 126
Integrate Calculation .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... ....... 127
Smoothing Calculation ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... .......... .... 132
Rate Calculation ....................................................................................................................................................... 134 Signal Parameters Tab ............................................................................................................................................. 135
Output Tab ............................................................................................................................................................... 136 Function Calculation .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... ....... 138
Filter IIR Calculation ............................................................................................................................................... 139
Expression ................................................................................................................................................................ 141 Delay Calculation ..................................................................................................................................................... 148
Fourier Linear Combiners: FLC, WFLC, CWFLC Calculations ............................................................................. 153
Basic FLC ................................................................................................................................................................ 153
Weighted-Frequency FLC ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... ......... 153
Coupled WFLC/FLC................................................................................................................................................ 153
Adaptive Filtering Calculation ................................................................................................................................. 154 Comb Band Stop Filter Calculation ......................................................................................................................... 154
Metachannel ............................................................................................................................................................. 154
Rescale Calculation .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... ......... 155
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Slew Rate Limiter .................................................................................................................................................... 156
Filter - FIR ............................................................................................................................................................... 157
Chapter 7 Data Acquisition ...................................................................................................................................... 158
Data Acquisition—The Basics ............................................................................................................................... 158
Multiple Hardware ................................................................................................................................................... 161
Averaging (MP150 Hardware only) .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .. 162
Overview .................................................................................................................................................................. 162
Averaging Setup ...................................................................................................................................................... 164 Advanced Averaging—P300 ................................................................................................................................... 165
Repeating ................................................................................................................................................................. 167
Starting an acquisition............................................................................................................................................ 169
Stopping an Acquisition ......................................................................................................................................... 169
Rewind ................................................................................................................................................................... 169
Saving acquisition data .......................................................................................................................................... 169
Timers (Stop watches and Elapsed timers) ............................................................................................................ 170
Timer Types ........................................................................................................................................................... 170
Electrode Checker .................................................................................................................................................. 171
Chapter 8 Set Up Triggering ..................................................................................................................................... 173
Digital Triggers (MP150 only) .............................................................................................................................. 173
Analog Triggers ..................................................................................................................................................... 174
Chapter 9 Set Up Stimulator..................................................................................................................................... 176
Analog Output for MP150 Users ........................................................................................................................... 180
Dual Stimulation .................................................................................................................................................... 181
Square waves ......................................................................................................................................................... 182
Tone Stimuli .......................................................................................................................................................... 183
Ramp Waves .......................................................................................................................................................... 183
Arbitrary Waveform............................................................................................................................................... 184
MP150 Stimulator Sample Rates ........................................................................................................................... 185
Analog Output Upper Limits Summary ................................................................................................................. 186
Chapter 10 Output Control ..................................................................................................................................... 187 CH# to Output ........................................................................................................................................................ 189
MP36R Input > Output Scaling .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... ......... 190
Digital Outputs Control.......................................................................................................................................... 191
Pulses Output Control ............................................................................................................................................ 192
Stimulator – BSLSTM Output Control .................................................................................................................. 192
Stimulator – Low Voltage Output Control .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .... 192
Stimulator Human Stimulator (STMHUM) Output Control .................................................................................. 192
Pulse Sequence Output Control ............................................................................................................................. 194
Visual Stim Controllable LED – OUT4 Output Control .......... ........... .......... ........... .......... ........... .......... ........... .... 198
Sound Sequence Output Control ............................................................................................................................ 199
Pulse Defititions ..................................................................................................................................................... 201
Output Control Panel Descriptions ........................................................................................................................ 202 Usage Guidelines & Setup Summary for BSLSTM Output Control .............. ........... .......... ........... .......... ........... .. 211
Chapter 11 Set Up Event Marking......................................................................................................................... 213
Events (Markers) .................................................................................................................................................... 213 Event (Marker) Overview ........................................................................................................................................ 213
Event Toolbar .......................................................................................................................................................... 214
Event Tooltips .......................................................................................................................................................... 214
Preferences for Events ............................................................................................................................................. 214 Event Marking Setup ............................................................................................................................................... 216
Create/Toggle Focus Area Action............................................................................................................................ 217
Event Palette ............................................................................................................................................................ 218
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Audio ....................................................................................................................................................................... 223
Event Type Options ................................................................................................................................................. 223
Printing Events ......................................................................................................................................................... 228
Events and Waveform Editing ................................................................................................................................. 229
Constructing Graph Selections from Events ............................................................................................................ 229
Event Plotting and Variable Sampling Rate ............................................................................................................. 229
Chapter 12 Other Hardware Menu Commands ................................................................................................... 230
Show Input Values .................................................................................................................................................230 Manual Control (MP150 only) ...............................................................................................................................231
Set Up Linked Acquisitions ...................................................................................................................................233
Limitations on Linked Acquisitions synchronization methods ..............................................................................234
Manage Hardware Connections .............................................................................................................................235
MP150 Info ............................................................................................................................................................236
Segment Labels ......................................................................................................................................................236
Sound Feedback .....................................................................................................................................................236
Gauge .....................................................................................................................................................................238 Gauge Preferences.................................................................................................................................................... 238
Segment Timer “Stopwatch” option ........................................................................................................................ 240
Autoplot and Scroll ................................................................................................................................................242
Warn on Overwrite.................................................................................................................................................242
Organize Channel Presets ......................................................................................................................................243
PART C—ANALYSIS FUNCTIONS ................................................................................. 244 Toolbars ................................................................................................................................................................... 244
Shortcuts .................................................................................................................................................................. 244
Chapter 13 File Menu Commands .......................................................................................................................... 245
New .......... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ...........245 Graph Window ......................................................................................................................................................... 245
New > Graph-specific Journal ....... ........... .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ...... 245
New > Independent Journal ........... ........... .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ...... 245 New > Data View .......... .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .. 245
New > Batch Acquisition .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... 246 Batch Errors ............................................................................................................................................................. 246
Open .......................................................................................................................................................................248
Open Recent ...........................................................................................................................................................254
Open for Playback ..................................................................................................................................................254
SMI BeGaze Import ...............................................................................................................................................254
Dataquest Import ....................................................................................................................................................255
Close ......................................................................................................................................................................256
Save ........................................................................................................................................................................257
Save As ..................................................................................................................................................................257
Save Selection As...................................................................................................................................................263
Save Journal Text As .............................................................................................................................................264
File Format prompts ................................................................................................................................................. 264 Send Email Attachment .........................................................................................................................................265
Copy to Dropbox – Open from Dropbox ...............................................................................................................265
Page setup ..............................................................................................................................................................266
Print ........................................................................................................................................................................266
Quit ........................................................................................................................................................................267
Chapter 14 Edit Menu Commands ......................................................................................................................... 268
Undo / Can’t undo ..................................................................................................................................................269
Cut ..........................................................................................................................................................................269
Copy .......................................................................................................................................................................270
Paste .......................................................................................................................................................................270
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Clear ....................................................................................................................................................................... 270
Clear all .................................................................................................................................................................. 270
Select All ............................................................................................................................................................... 271
Insert waveform ..................................................................................................................................................... 271
Duplicate waveform ............................................................................................................................................... 271
Remove waveform ................................................................................................................................................. 271
Remove last appended segment ............................................................................................................................. 271
Create Data Snapshot ............................................................................................................................................. 271
Merge Graphs ........................................................................................................................................................ 272
Merging graphs as data segments .......................................................................................................................... 273
Clipboard ............................................................................................................................................................... 273
Journal .................................................................................................................................................................... 275
Chapter 15 Transform Menu Commands .............................................................................................................. 278
Recently Used Transformations ............................................................................................................................. 279
Digital Filters ......................................................................................................................................................... 279 FIR Filters ................................................................................................................................................................ 282
Digital filter dialog ................................................................................................................................................... 282 IIR Filters ................................................................................................................................................................. 284
Adaptive Filtering .................................................................................................................................................... 285
Comb Band Stop Filter ............................................................................................................................................ 285 Fourier Linear Combiners ...................................................................................................................................... 288
Basic FLC ................................................................................................................................................................ 288
Weighted-Frequency FLC ....................................................................................................................................... 288
Math Functions ...................................................................................................................................................... 290
Template Functions ................................................................................................................................................ 292
Set Template ............................................................................................................................................................ 292
Remove mean .......................................................................................................................................................... 293
Template algorithms ................................................................................................................................................ 294 Adaptive Template Matching................................................................................................................................... 296
Integral ................................................................................................................................................................... 297
Derivative .............................................................................................................................................................. 298
Integrate ................................................................................................................................................................. 299
Output Reset ............................................................................................................................................................ 299 Smoothing .............................................................................................................................................................. 302
Difference .............................................................................................................................................................. 303
Resample ................................................................................................................................................................ 304 Resample Graph ....................................................................................................................................................... 304
Resample Waveform ................................................................................................................................................ 304
Expression .............................................................................................................................................................. 305
Delay ...................................................................................................................................................................... 305
Rescale ................................................................................................................................................................... 306
Waveform Math ..................................................................................................................................................... 306
Slew Rate Limiter .................................................................................................................................................. 307
Chapter 16 Analysis Menu Commands .................................................................................................................. 309
Histogram .............................................................................................................................................................. 309
Autoregressive Modeling .......... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... ......... 310
Nonlinear Modeling ........... .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ...... 311
Power Spectral Density .......................................................................................................................................... 313
AR Time-Frequency Analysis ............................................................................................................................... 313
FFT Fast Fourier Transformation ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ...... 314
Inverse FFT .............................................................................................................................................................. 317
DWT Discrete Wavelet Transformation ................................................................................................................ 319
Inverse DWT.......................................................................................................................................................... 319
Principal Component Analysis............................................................................................................................... 319
Inverse PCA ............................................................................................................................................................. 319
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Independent Component Analysis .........................................................................................................................320
Inverse ICA .............................................................................................................................................................. 320
Find Cycle (Peak Detector) ....................................................................................................................................321
Cycles/Peaks tab ...................................................................................................................................................... 321
Find Next Cycle .....................................................................................................................................................322
Find All Cycles in Graph .......................................................................................................................................322
Find in Selected Area .............................................................................................................................................322
Find All Cycles in Focus Areas .............................................................................................................................322
Find First Cycle ......................................................................................................................................................322
Preview (Selection tab) ..........................................................................................................................................322
Find Cycle definitions ............................................................................................................................................322 Selection tab ............................................................................................................................................................. 325
Output tab................................................................................................................................................................. 326 Output Measurements .............................................................................................................................................. 326
Output: Averaging—Offline .................................................................................................................................... 326
Output 3D Surface ................................................................................................................................................... 327
Output Events ........................................................................................................................................................... 328
Event definition ........................................................................................................................................................ 328
Event Location Table ............................................................................................................................................... 330 Output Focus Area ................................................................................................................................................... 331
Output: Clustering .................................................................................................................................................... 332
Algorithm Overview ................................................................................................................................................ 332 Clustering Settings ................................................................................................................................................... 333
Number of clusters .......... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... 333 Locate Cluster Centers ............................................................................................................................................. 333
Manually .................................................................................................................................................................. 333
By Learning ............................................................................................................................................................. 334
Training Set Definition ............................................................................................................................................ 334
Max. iterations ......................................................................................................................................................... 334
Tolerance.................................................................................................................................................................. 334
Remove Outliers ...................................................................................................................................................... 334
Clustering Criteria .................................................................................................................................................... 335
Clustering Output ..................................................................................................................................................... 335
Find Rate ................................................................................................................................................................338
Modes of Operation ...............................................................................................................................................338 Additional Find Rate Dialog Settings, Output Tab .......... .......... ........... .......... ........... .......... ........... .......... ........... .... 343
Specialized Analysis ..............................................................................................................................................344
Chapter 17 Specialized Analysis .......... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... . 345
Detect and Classify Heartbeats ..............................................................................................................................348
Locate Human ECG Complex Boundaries ............................................................................................................348
Locate Animal ECG Complex Boundaries ............................................................................................................349
Gastric Wave Analysis ...........................................................................................................................................349
Gastric Wave Coupling ..........................................................................................................................................349
Chaos Analysis .......................................................................................................................................................350 Detrended Fluctuation Analysis ............................................................................................................................... 350
Optimal Embedding Dimension ............................................................................................................................... 350
Optimal Time Delay................................................................................................................................................. 350
Plot Attractor ............................................................................................................................................................ 351
Correlation Coefficient ..........................................................................................................................................351
Electrodermal Activity ...........................................................................................................................................351
Derive Phasic EDA from Tonic ............................................................................................................................... 352
Event-related EDA Analysis .................................................................................................................................... 353
Sorting Options ........................................................................................................................................................ 355
Locate SCRs ............................................................................................................................................................. 358
EDA Measurements ................................................................................................................................................. 359
Electroencephalography .........................................................................................................................................361 Compute Approximate Entropy ............................................................................................................................... 361
Delta Power Analysis ............................................................................................................................................... 361
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Derive Alpha RMS .................................................................................................................................................. 362
Derive EEG Frequency Bands ................................................................................................................................. 362
EEG Frequency Analysis ......................................................................................................................................... 363
Seizure Analysis ...................................................................................................................................................... 364
Seizure Analysis Parameters .................................................................................................................................... 365
Remove EOG Artifacts ............................................................................................................................................ 366
Preferences… ........................................................................................................................................................... 367
Electromyography .................................................................................................................................................. 368
Derive Average Rectified EMG ............................................................................................................................... 368 Derive Integrated EMG ............................................................................................................................................ 368
Derive Root Mean Square EMG .............................................................................................................................. 368 EMG Frequency and Power Analysis ...................................................................................................................... 369
Locate Muscle Activation ........................................................................................................................................ 369
Preferences… ........................................................................................................................................................... 370
Ensemble Average ................................................................................................................................................. 370
Epoch Analysis ...................................................................................................................................................... 372
Focus Areas between Events and Segments ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... . 373
Hemodynamic Analysis .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... 373
ABP Classifier ......................................................................................................................................................... 374 Arterial Blood Pressure ............................................................................................................................................ 374
ECG Interval Extraction .......................................................................................................................................... 375
Estimate Cardiac Output from ABP ......................................................................................................................... 376 Left Ventricular Blood Pressure .............................................................................................................................. 377
LVP Classifier.......................................................................................................................................................... 378 Monophasic Action Potential ................................................................................................................................... 379
MAP Classifier ........................................................................................................................................................ 380
Preferences ............................................................................................................................................................... 380
HRV and RSA Analysis......................................................................................................................................... 381
Multi-epoch HRV – Statistical ................................................................................................................................. 381
Multi-epoch HRV and RSA – Spectral .................................................................................................................... 382
R-R Poincare Plot .................................................................................................................................................... 383
Respiratory Sinus Arrhythmia (RSA Time-series) .................................................................................................. 384 Single-epoch HRV – Spectral .................................................................................................................................. 385
Frequency Bands .................................................................................................................................................... 387
PSD Options .......................................................................................................................................................... 387 Improvements to PSD Options (Acq Knowledge 4.3 and higher)........................................................................... 389
Impedance Cardiography Analysis ........................................................................................................................ 391 Body Surface Area ................................................................................................................................................... 391
dZ/dt Derive from Raw Z ........................................................................................................................................ 391
dZ/dt Classifier ........................................................................................................................................................ 391
ICG Analysis............................................................................................................................................................ 394
Ideal Body Weight ................................................................................................................................................... 397
PEP Pre-ejection Period ........................................................................................................................................... 397
dZ/dt Remove Motion Artifacts ............................................................................................................................... 398
VEPT ....................................................................................................................................................................... 398 Preferences ............................................................................................................................................................... 399
Magnetic Resonance Imaging ................................................................................................................................ 400
Artifact Frequency Removal .................................................................................................................................... 400 Artifact Projection Removal .................................................................................................................................... 402
Median Filter Artifact Removal ............................................................................................................................... 402
Signal Blanking........................................................................................................................................................ 403
Neurophysiology ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... ........... 404
Amplitude Histograms ............................................................................................................................................. 404
Average Action Potentials ....................................................................................................................................... 404
Classify Spikes ......................................................................................................................................................... 405
Dwell Time Histograms ........................................................................................................................................... 405
Find Overlapping Spike Episodes ............................................................................................................................ 406
Generate Spike Trains .............................................................................................................................................. 406
Locate Spike Episodes ............................................................................................................................................. 406
Set Episode Width and Offset .................................................................................................................................. 407
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Scaling Toolbar ........................................................................................................................................................ 433
Scope........................................................................................................................................................................ 433
Selection Palette ..................................................................................................................................................... 433
Spectrum Analyzer Palette ..................................................................................................................................... 434
Timers .................................................................................................................................................................... 434
Location Palette ..................................................................................................................................................... 434
Stacked Plot Options .............................................................................................................................................. 436
Step plot ................................................................................................................................................................. 436
Toolbar ................................................................................................................................................................... 436
X/Y ........................................................................................................................................................................ 436 Customize Toolbars ................................................................................................................................................. 437
Spectrum Analyzer Palette Details .......................................................................................................................... 438
Channel Information .............................................................................................................................................. 441
Preferences... .......................................................................................................................................................... 441 Measurements Preferences .......... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... ......... 445
Waveforms Preferences ........................................................................................................................................... 446
Event Summary Preferences .................................................................................................................................... 447
Graph Preferences .................................................................................................................................................... 447
Journal Preferences .................................................................................................................................................. 448
Hardware Preferences .............................................................................................................................................. 448
Performance Preferences ......................................................................................................................................... 448
Networking Preferences .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ........... .. 449 Other Preferences ..................................................................................................................................................... 449
Window Preferences ................................................................................................................................................ 450
Focus Areas Preferences .......................................................................................................................................... 450
Location Preferences ................................................................................................................................................ 450
Resetting All Preferences to Factory Default ........................................................................................................... 450
Scroll options ........................................................................................................................................................... 451
Size window... .......................................................................................................................................................... 451
Cursor Style ........................................................................................................................................................... 451
Create Data View ................................................................................................................................................... 451
Create Focus Area .................................................................................................................................................. 452
Organize Data Snaphots ......................................................................................................................................... 452
Show All Data Snaphots ........................................................................................................................................ 452
Load All Data Into Memory .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .......... ........... .... 452
Chapter 19 Program & OS Menus.......................................................................................................................... 453
Acq Knowledge menu ............................................................................................................................................. 453
Window menu ........................................................................................................................................................ 453
Bring All to Front .................................................................................................................................................... 453
Help menu .............................................................................................................................................................. 453
Chapter 20 Media Menu .......................................................................................................................................... 455
Synchronization Tip ........... .......... ........... .......... ........... ........... .......... ........... .......... ........... .......... ........... .......... ...... 456
Media > Set Up ...................................................................................................................................................... 457
Linked Media ......................................................................................................................................................... 458
Media > Capture .................................................................................................................................................... 458 Playback Preview ................................................................................................................................................... 458
Media Playback Example ...................................................................................................................................... 459
Media Capture Setup with CAM-HFR-A High Speed Camera .......... .......... ........... .......... ........... .......... ........... .... 461
PART D — LICENSED FUNCTIONALITIES ................................................................... 463
Chapter 21 Licensed Functionality: Network Data Transfer ............................................................................... 464
Data Connections ................................................................................................................................................... 465
Variable Sampling Rates ........................................................................................................................................ 465
Transfer Types ....................................................................................................................................................... 465
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Single Connection .................................................................................................................................................... 465
Multiple Connection ................................................................................................................................................ 466
XML-RPC ................................................................................................................................................................ 467
Transport Protocol..................................................................................................................................................467
TCP/IP ..................................................................................................................................................................... 467 UDP ......................................................................................................................................................................... 467
XML-RPC ................................................................................................................................................................ 468
Real-time Delivery Guarantees ..............................................................................................................................468
Data Formats ..........................................................................................................................................................469 Default Data Connection Settings ..........................................................................................................................469
Locating Acq Knowledge Servers ...........................................................................................................................470
Control Connections ..............................................................................................................................................470
TCP Port ................................................................................................................................................................470
Control Procedure Calls .........................................................................................................................................470 Channel Index Parameter Structures ........................................................................................................................ 470
Querying Acquisition Parameters ............................................................................................................................ 471
Data Connection Configuration Commands ............................................................................................................ 472
Reading Data During Acquisition ............................................................................................................................ 475
Other Control Connection Commands ..................................................................................................................... 476
Chapter 22 Licensed Functionality: Vibromyography .......................................................................................... 478
Sampling Rate Restrictions ...................................................................................................................................... 478 Transducer Setup...................................................................................................................................................... 478
Post-Analysis Selection Adjustment ........................................................................................................................ 479
Data Modification History Name ............................................................................................................................. 479 VMG Calculation Channel Preset ............................................................................................................................ 479
VMG Sample Data Files .......................................................................................................................................... 480
Chapter 23 Licensed Functionality: Scripting .............................................................................