Friday, October 11, 2013

Spatial Enhancements


This week we experimented with spatial enhancements on some imagery.  The original image was a panchromatic layer that exhibited pretty distinct banding.  Through the use of a Fourier transform and some experimentation with different convolutions, I was able to produce the image above.  This image attempts to minimize banding while finding a happy medium between being too generalized (low pass convolution) and too "edgy" (high pass convolution).  In the end, the banding is generalized so it is not distracting and the urban features remain relatively sharp and distinct.

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