Didn't know that Caffe can be used for speech recognition! Does it convert the audio to spectral images and do it that way? I wonder how good the results are c

Didn't know that Caffe can be used for speech recognition! Does it convert the audio to spectral images and do it that way? I wonder how good the results are compared to to Google's stack - http://googleresearch.blogspot.co.uk/2015/08/the-neural-networks-behind-google-voice.html http://googleresearch.blogspot.co.uk/2015/08/the-neural-netw... - check arxiv for more info. Haven't seen any open source implementations yet