Clip Raster based on polygon shape

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05-29-2013 07:41 AM
TimothyBoe
New Contributor
Hello,

I'm having issues cleanly clipping a raster based on a polygon shape. When I perform a clip using the Clip tool (Data Management Tools/Raster/Raster Processing/Clip) based on the output extent of a shapefile, the resulting raster is extremely rough around the edges, causing the image to look pixelated. In a perfect world, the raster would snap to the extent of the polygon, making for smooth/clean edges... This has to be possible -- what am I missing here?

See attached image.

[ATTACH=CONFIG]24772[/ATTACH]
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TimothyBoe
New Contributor
Found my problem: before interpolating the initial points using IDW, I forgot to set the output cell size, which was over 10,000, to a smaller integer. This was causing my resulting raster to have a larger cell size thus a lower resolution. Dumb mistake -- hopefully someone will find this helpful 😄
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