Kuwahara Filter
The Kuwahara filter is an edge-preserving filter that softens the current image but attempts
to preserve edges. Similar to the mean filter the Kuwahara filter replaces the current
pixel with the mean of a neighboring 3x3 block that has the least variance.
Example
| Source Image | Kuwahara |
 |  |
See Also
Mean
For More Information
Image Processing Fundamentals - Smoothing Operations
NEC Incubation Center - IMAP VISION - Kuwahara Filter
Image Processing with gluas
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