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Montreal Forced Aligner

  • Getting started
  • User guide
  • API reference
  • Changelog
  • Pretrained MFA models
  • GitHub
  • PyPI
  • PyPI
  • Getting started
  • User guide
  • API reference
  • Changelog
  • Pretrained MFA models
  • GitHub
  • PyPI
  • PyPI
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Section Navigation

  • All commands
  • Corpus formats and structure
  • Validating data
  • Pronunciation dictionary format
  • Validating pronunciation dictionaries
  • Troubleshooting performance
  • Workflows available
    • Align with an acoustic model (mfa align)
    • Adapt acoustic model to new data (mfa adapt)
    • Train a new acoustic model (mfa train)
    • Generate pronunciations for words (mfa g2p)
    • Train a new G2P model (mfa train_g2p)
  • Corpus creation utilities
    • Create segments (mfa create_segments)
    • Train an ivector extractor (mfa train_ivector)
    • Speaker diarization (mfa diarize_speakers)
    • Transcribe audio files (mfa transcribe)
    • Train a new language model (mfa train_lm)
    • Add probabilities to a dictionary (mfa train_dictionary)
    • Tokenize utterances (mfa tokenize)
    • Train a word tokenizer (mfa train_tokenizer)
    • Anchor annotator (mfa anchor)
  • Configuration
    • Global Options
    • Acoustic model training options
    • Acoustic model adaptation options
    • G2P Configuration
    • Language model training options
    • Transcription options
    • Segmentation options
    • Ivector extractor training options
    • Diarization options
  • MFA Servers
  • Pretrained models
  • In depth guides
    • Phone groups
    • Phonological rules
    • Probabilistic lexicons
    • Analyzing alignment quality
    • Evaluating alignments
    • Fine-tuning alignments
    • Phone model alignments
  • Concepts in MFA
    • Acoustic features
    • Finite State Transducers
    • Hidden Markov Models
  • Glossary
  • User Guide
  • Concepts in MFA
  • Hidden Markov Models

Hidden Markov Models#

Warning

Still under construction, I hope to fill these sections out as I have time.

Standard topology#

Kaldi topology reference#

Please see:

  • https://kaldi-asr.org/doc/hmm.html

  • https://kaldi-asr.org/doc/tree_internals.html

  • https://kaldi-asr.org/doc/tree_externals.html

MFA topology#

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Finite State Transducers

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Glossary

On this page
  • Standard topology
  • Kaldi topology reference
  • MFA topology
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