- DrTrigon (1. Development Phase around 2013)
[ ] https://en.wikipedia.org/wiki/User:DrTrigonBot/doc#.28generic.29
[ ] alternative to pHash (not developed since 2013): http://blockhash.io/ (or just create an icon by averaging over pixels, resp. reducing resolution/scale/zoom)
- AbdealiJK, jayvdb, DrTrigon (2. Development Phase GSoC 2016)
[ ] T135836#2314683, T135836#2314835: face recognition (e.g. like facebook) as well as age and gender - needs kind of DB (e.g. commons)
[ ] T135836#2314683: facial landmarks
[ ] wavlet decompositions for peak detection, color regions, fingerprinting/hashing, frequency decomp., denoise, compress, etc.
- see: http://www.pybytes.com/pywavelets/regression/wp2d.html (supports 2D data, mature, see WaveletPacket2D.get_leaf_nodes() and store as xml/json)
- see: http://jseabold.net/blog/2012/02/23/wavelet-regression-in-python/
[ ] ...