Geometric filter for speckle reduction
- 15 May 1985
- journal article
- Published by Optica Publishing Group in Applied Optics
- Vol. 24 (10) , 1438-1443
- https://doi.org/10.1364/ao.24.001438
Abstract
An algorithm is described which reduces speckle noise in images. It is a nonlinear algorithm based on geometric concepts. Tests were performed on synthetic aperture radar images which show that it compares favorably with a 3 × 3 median filter.Keywords
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