january 17, 2001 das – univ. of illinois at urbana-champaign using an interactive java-based...

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January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel Bramer, Tim Scheitlin, Rajul Pandya, Ryan Deardorff, Dean Elliott, Ken Hay, Mary Marlino, Don Middleton, Mohan Ramamurthy, Marianne Weingroff, and Robert Wilhelmson

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Java / GDV / VisAD  Java 1.3 (application)  Easy exchange between VGEE components  Underlying 3D Viz. Environment  Leveraged from GDV and VisAD  GDV – 3D Gridded Data Viewer (UNIDATA)  VisAD – Java Visualization Component Library (SSEC / UNIDATA / NCSA / Aus. Bureau of Meteorology

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Page 1: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign

Using an Interactive Java-Based Environment to Facilitate

Visualization Comprehension

Daniel Bramer, Tim Scheitlin, Rajul Pandya, Ryan Deardorff, Dean Elliott, Ken Hay, Mary

Marlino, Don Middleton, Mohan Ramamurthy, Marianne Weingroff, and Robert Wilhelmson

Page 2: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Visual Geophysical Exploration EnvironmentVGEE

Simpler Visualization EnvironmentGuidance for Key ConceptsIsolate Processes Within Complex Systems

Page 3: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Java / GDV / VisAD

Java 1.3 (application)Easy exchange between VGEE components

Underlying 3D Viz. EnvironmentLeveraged from GDV and VisAD

GDV – 3D Gridded Data Viewer (UNIDATA)VisAD – Java Visualization Component Library (SSEC

/ UNIDATA / NCSA / Aus. Bureau of Meteorology

Page 4: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Graphical User Interface (GUI)

Visualization StateTrack/update/change parameters

Launch new viz tools

Probe WindowDisplays specific isolated information from the overall visualization

Main DisplayDisplays visualization information

Interactive

Versatile

Uses canned and user supplied datasets

Page 5: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

VGEE GUI

Learner FriendlyExplore and Interact

in 3-DSame tools as

researchers, but set for survey level

Viz: El Nino avg. DJF vertical wind speed cross-section and isosurface

Page 6: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Concept Models / Probes

Concept ModelsStand-AloneTeach basic principles in a user controlled

environmentProbes

Isolate processes form the overall systemRelate learned concepts to the “real” world

Page 7: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Concept Models

TemperatureCondensationOcean EvaporationDry AdiabaticMoist AdiabaticCustom Moist AdiabaticEkman Wind BalanceCoriolis Force

Page 8: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Probes

Same asConcept Models

Integrate with Dataset(s)

Viz: Height (plan) Temperature (cross-section) with jet (isosurface)

Page 9: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Web site: www.dlese.org/vgee

Learner GuidesFocused Activities

Teacher GuidesGuidance

Work SubmissionEncyclopedia

Page 10: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Implementation

West Chester UniversitySpring 2002

University of Illinois Summer / Fall 2002

Page 11: January 17, 2001 DAS – Univ. of Illinois at Urbana-Champaign Using an Interactive Java-Based Environment to Facilitate Visualization Comprehension Daniel

Acknowledgements

This project is funded by the National Science Foundation Division of Undergraduate Education Grant #DUE-9972491.

Websitehttp://www.dlese.org/vgee