Questions tagged [edge-detection]

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How to compute Edgeness factor (Sutton and Hall, 1972)?

I am trying to extract texture features from an image. I am interested in extracting the Mean and Standard Deviation of the edge intensity (edgeness factor). These texture measures were described by ...
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Distance to forest edge in R

I have a raster layer consisting 41 forest polygons and would like to calculate the distance of forest pixels to the edge within each forest polygon. I tried the code below but the result looks like ...
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Edge detection from Google Earth basemap in QGIS

I would like to detect boundaries of agricultural fields for 70 different polygons spread out across a country. Is it possible to run an edge detection algorithm using the google earth (or equivalent) ...
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Remove scene edge pixel error in annual composites in GEE

The median reducer over the cloud masked image collection is unable to remove the edge pixel error at a few scenes. Although the cloudmasking function has the code to remove such edge pixels not ...
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Apply Canny edge filter on raster failes with scikit-image

I have raster with one band and I would like to do edge detection with Canny edge filter. This is my raster: I have opened it with rasterio and covert it into array : img=srs.open("raster.tif&...
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