filtrering og lci inversion esben auken hydrogeophysics group department of earth sciences,...
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![Page 1: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/1.jpg)
Filtrering og LCI inversion
Esben Auken
HydroGeophysics GroupDepartment of Earth Sciences, University of Aarhus, Denmarkwww.hgg.au.dk
![Page 2: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/2.jpg)
Filtering of couplings from raw data
Averaging core set up
Filtering of noise filled data from averaged data
Processeringsindstillinger GPS data
Angle data
Altitude data
Voltage data
![Page 3: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/3.jpg)
Filtrering af data – lavmoment z-data Flyvehøjde er 25 – 35 m
Stærk korelation imellem flyverhøjde og signalniveau
Time
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Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
Time
11
:47
:30
11
:47
:00
11
:46
:30
11
:46
:00
11
:45
:30
11
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:00
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11
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:00
11
:27
:30
Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0Altitude of Tx coil
Raw Voltage Data
![Page 4: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/4.jpg)
Time
11
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:55
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:50
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:25
11
:30
:20
11
:30
:15
11
:30
:10
11
:30
:05
11
:30
:00
Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
3 min 2 line kmAverage center pointAverage center point
Time [s]1e-05 1e-04 1e-03 1e-02
Rh
oa
[O
hm
m]
10.0
100.0
1000.0 Average sounding, Rho-a
Raw voltage data
Time [s]1e-05 1e-04 1e-03 1e-02
Rh
oa
[O
hm
m]
10.0
100.0
1000.0 Average sounding, Rho-a
Altitude
Raw Voltage data
Gamle data
![Page 5: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/5.jpg)
Time
11
:32
:55
11
:32
:50
11
:32
:45
11
:32
:40
11
:32
:35
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:30
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:25
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:10
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:05
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:35
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:15
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:10
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:05
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:00
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:55
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:45
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:40
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:35
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:30
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:30
:25
11
:30
:20
11
:30
:15
11
:30
:10
11
:30
:05
11
:30
:00
Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
3 min 2 line kmAverage center pointAverage center point
Raw voltage data
Altitude
Averaged Voltage data
Nye data – lige filtre
![Page 6: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/6.jpg)
Average center point
Time
11
:32
:55
11
:32
:50
11
:32
:45
11
:32
:40
11
:32
:35
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:30
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:25
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:15
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:10
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:05
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:00
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:55
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:50
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:45
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:40
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:35
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:25
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:20
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:15
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:10
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:31
:05
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:31
:00
11
:30
:55
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:30
:50
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:30
:45
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:30
:40
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:30
:35
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:30
:30
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:30
:25
11
:30
:20
11
:30
:15
11
:30
:10
11
:30
:05
11
:30
:00
Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
Time
11
:32
:55
11
:32
:50
11
:32
:45
11
:32
:40
11
:32
:35
11
:32
:30
11
:32
:25
11
:32
:20
11
:32
:15
11
:32
:10
11
:32
:05
11
:32
:00
11
:31
:55
11
:31
:50
11
:31
:45
11
:31
:40
11
:31
:35
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:31
:30
11
:31
:25
11
:31
:20
11
:31
:15
11
:31
:10
11
:31
:05
11
:31
:00
11
:30
:55
11
:30
:50
11
:30
:45
11
:30
:40
11
:30
:35
11
:30
:30
11
:30
:25
11
:30
:20
11
:30
:15
11
:30
:10
11
:30
:05
11
:30
:00
Lo
g -
No
Un
it
1e+00
1e+01
1e+02
1e+03
1e+04
1e+05
Altitu
de
[m]
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
3 min 2 line kmAverage center point
Time [s]1e-05 1e-04 1e-03 1e-02
Rh
oa
[O
hm
m]
10.0
100.0
1000.0 Average sounding, Rho-a
Raw voltage Data
Time [s]1e-05 1e-04 1e-03 1e-02
Rh
oa
[O
hm
m]
10.0
100.0
1000.0 Average sounding, Rho-a
Altitude
Averaged voltage Data
Nye data – skrå filtre
![Page 7: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/7.jpg)
Inversion Methodology LCI – soundings
Profil
TE M soundings - m odels
![Page 8: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/8.jpg)
Inversion Methodology LCI – soundings
Add constraints – a variance between the model parameters
Profil
TEM soundings - models
![Page 9: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/9.jpg)
Inversion Methodology LCI – soundings
Add constraints – a variance between the model parameters
Few layer parameterization – all parameters floating
Profil
TEM soundings - models
r1n r1
n+1
r2n r2
n+1
r3n r3
n+1
d1n d1
n+1
d2n d2
n+1
![Page 10: Filtrering og LCI inversion Esben Auken HydroGeophysics Group Department of Earth Sciences, University of Aarhus, Denmark](https://reader036.vdocuments.mx/reader036/viewer/2022081602/551a9215550346e0158b51d1/html5/thumbnails/10.jpg)
Inversion Methodology LCI – soundings
Add constraints – a variance between the model parameters
Smooth model parameterization – fixed layer boundaries
Profil
TEM soundings - models
r1n r1
n+1
r2n r2
n+1
rm
n rm
n+1