3 ms·
The algorithm seems very simple. How does it perform compared with the Marr wavelet algorithm?
by c7DJTLrn 5y ago
The algorithm seems very simple. How does it perform compared with the Marr wavelet algorithm?
- isatty 5y agoSimplicity 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.