Deep Learning Glossary

Ours is a bit older, and it's open-source: http://deeplearning4j.org/glossary.html

https://github.com/deeplearning4j/deeplearning4j/blob/gh-pag...

Work in progress...

Also, here's a great glossary on reinforcement learning:

http://www-anw.cs.umass.edu/rlr/terms.html