Multi-Stream End-to-End Speech Recognition
TABLE VIII: Exploration of Best Encoder and Decoding Strategy for Single-Stream E2E Model.
['Model (Single Stream)', 'AMI Eval 0', 'AMI Eval 0', 'DIRHA Real', 'DIRHA Real']
By comparing two encoder architectures on both datasets, VGGBLSTM noticeably outperforms BLSTM as encoder type. With the help of CTC and an external RNNLM, substantial improvements were observed throughout all the cases of Stream 1.