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Simplicity is a good thing. One of the perception hashes that I found in an URL on HN was literally just compressing the images, converting to grescale, calcula
by isatty 5y ago
Simplicity is a good thing. One of the perception hashes that I found in an URL on HN was literally just compressing the images, converting to grescale, calculating the hamming distance and coalescing that into an n bit hash.
- FartyMcFarter 5y agoNot when it means that simple rotation / cropping evades detection.