CTC-Connectionist Temporal Classification

-CTC cost is implemented in pure Theano.

-Supports mini-batch.

-Supports both normal- and log-scale.

-"apple" problem (two same consecutive labels) is solved.

-Test file is implemented using Blocks.

Reference

Graves, Alex, et al. "Connectionist temporal classification: labelling unsegmented sequence data with recurrent neural networks." Proceedings of the 23rd international conference on Machine learning. ACM, 2006.

Credits

Theano implementation of CTC by Shawn Tan

Theano implementation of CTC by Rakesh Var

Special thanks to

Kyle Kastner

Pascal Lambdin