http://voxforge.com http://voxforge.com have been collecting a big speech corpora over the last few years, under GPL license. That should be the way to follow i

http://voxforge.com http://voxforge.com have been collecting a big speech corpora over the last few years, under GPL license. That should be the way to follow imho. Training a speech recognition engine is quite a sophisticated process, and usually requires at least a clean (not noisy) set of samples, which you can't find in dubbed movies and surely not in music.