Smoothing coarse resolution rasters, by BGS
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Transcript of Smoothing coarse resolution rasters, by BGS
![Page 1: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/1.jpg)
TalkingWith Maps
2010
Smoothing coarse resolution raster for integration with g
vector data (applied to GeoSure)(applied to GeoSure)
Di Di DDiego Diaz Doce
![Page 2: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/2.jpg)
TalkingWith Maps
2010
![Page 3: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/3.jpg)
Talking GeoSureWith Maps
2010
Collapsible deposits Compressible ground
Landslides Running Sand
Shrink swell Soluble rocks
![Page 4: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/4.jpg)
Talking GeoSureWith Maps
2010
Collapsible deposits Compressible ground
Landslides Running Sand
Shrink swell Soluble rocks
![Page 5: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/5.jpg)
TalkingWith Maps
2010
![Page 6: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/6.jpg)
Talking GeoSureWith Maps
2010
![Page 7: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/7.jpg)
Talking Dat
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With Maps2010
. .
Initi
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ProcessingP
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ssP
.Res
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.R
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Talking Dat
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With Maps2010
. .
Initi
al D
(coarse resolution)
sing
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ProcessingP
roce
ssP
.Res
ult
.R
![Page 9: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/9.jpg)
TalkingWith Maps
2010
![Page 10: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/10.jpg)
Talking Dat
a
With Maps2010
.
Initi
al D .
sing
SmoothingSmoothing
Processing .P
roce
ssP (coarse resolution)
.Res
ult
.R
![Page 11: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/11.jpg)
TalkingSmoothingSmoothing
With Maps2010
3x3 t3x3 raster
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TalkingWith Maps
2010 Low Pass Filter
1 1 1 7 5 2 7 5 21 1 1
1 1 1
1 1 1
7 5 2
4 8 3
3 1 5
7 5 2
4 4.2 3
3 1 5=
1 1 1 3 1 5 3 1 5
V lV lValue=( (7 * 1) + (5 * 1) + (2 * 1) + (4 *1 ) + (8 * 1) + (3 * 1) + (3 * 1) + (1 * 1) + (5 * 1) ) / 9 = (7 + 5 + 2 + 1 + 4 + 8 + 3 + 3 + 1 + 5) / 9 = 38/ 9
Value=( (7 * 1) + (5 * 1) + (2 * 1) + (4 *1 ) + (8 * 1) + (3 * 1) + (3 * 1) + (1 * 1) + (5 * 1) ) / 9 = (7 + 5 + 2 + 1 + 4 + 8 + 3 + 3 + 1 + 5) / 9 = 38/ 9= 4.2= 4.2
![Page 13: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/13.jpg)
TalkingWith Maps
2010 Low Pass Filter
![Page 14: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/14.jpg)
TalkingWith Maps
201025 m
25m x 25m raster cross-section
![Page 15: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/15.jpg)
Talking3With Maps
20103 m
3m x 3m raster cross-section
![Page 16: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/16.jpg)
Talking3With Maps
20103 m
3m x 3m raster cross-sectionafter Low Pass Filter
![Page 17: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/17.jpg)
TalkingSmoothingSmoothing
With Maps2010
![Page 18: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/18.jpg)
Talking Dat
a
With Maps2010
.
Initi
al D .
sing
SmoothingSmoothing
Processing .P
roce
ssP (coarse resolution)
.Res
ult
.R
![Page 19: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/19.jpg)
TalkingWith Maps
2010
![Page 20: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/20.jpg)
Talking Example 1: Shrink swell dataset (GeoSure)With Maps
2010
Current version Smoothed version
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Talking Example 2: Shrink swell dataset (GeoSure)With Maps
2010
Current version Smoothed version
![Page 22: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/22.jpg)
Talking Example 3: Landslides dataset (GeoSure)With Maps
2010
Current version Smoothed version
![Page 23: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/23.jpg)
Talking Example 4: Landslides dataset (GeoSure)With Maps
2010
Current version Smoothed version
![Page 24: Smoothing coarse resolution rasters, by BGS](https://reader030.fdocuments.us/reader030/viewer/2022020115/548d66f0b479590d2b8b4a36/html5/thumbnails/24.jpg)
TalkingWith Maps
2010