Here's great book on this http://mattmahoney.net/dc/dce.html http://mattmahoney.net/dc/dce.html The guy was using neural networks for compression long time ago

Here's great book on this http://mattmahoney.net/dc/dce.html http://mattmahoney.net/dc/dce.html The guy was using neural networks for compression long time ago before it was a thing again. EDIT: Oh, somebody mentioned it already (but it's really good, free & totally worth reading)