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4 Commits

Author SHA1 Message Date
Karel Vesely
d5ff66c56d ctc_align.py, avoid shadowing a variable 2025-09-12 17:11:41 +02:00
Karel Vesely
ec6a8462e4 update of argparse help strings 2025-09-12 17:05:05 +02:00
Karel Vesely
ce7ec4f3cb integrating remarks from PR 2025-09-11 15:49:31 +02:00
Karel Vesely
77357ebb06 zipformer/ctc_align.py 
- tool for forced-alignment with CTC model
- provides timeline, computes per-token and per-utterance acoustic confidences
- based on torchaudio `forced_align()`
- confidences are computed in several ways

other modifications:
- LibriSpeechAsrDataModel extended with `::load_manifest()` to allow
  passing-in cutset from CLI.
- update @custom_fwd @custom_bwd in scaling.py
- streaming_decode.py update errs/recogs/log filenames '-' <-> '_'
 2025-09-08 17:31:49 +02:00