Guiding CTC Posterior Spike Timingsfor Improved Posterior Fusion and Knowledge Distillation
Table 4: Comparison with published CTC-based direct acoustic-to-word models. [%]
['[EMPTY]', 'Alignments', 'SWB', 'CH']
Our best single model achieved the comparable WERs of 13.7% and 23.1% with purely E2E training without any frame-level alignments.