Geometric Filter For Reducing Speckle
Abstract
A nonlinear speckle filter based on geometric concepts is defined, and an example of its effectiveness on synthetic aperture radar imagery is shown. Comparison with look-averaging is made using artificial imagery with synthetic speckle.
- Publication:
-
Optical Engineering
- Pub Date:
- May 1986
- DOI:
- 10.1117/12.7973879
- Bibcode:
- 1986OptEn..25..651C
- Keywords:
-
- Image Filters;
- Radar Imagery;
- Speckle Patterns;
- Synthetic Aperture Radar;
- Average;
- Edges;
- Gratings (Spectra);
- Image Processing;
- Instrumentation and Photography