Speech recognition of foreign out-of-vocabulary words using a hierarchical language model.
Hirofumi YamamotoGen-ichiro KikuiSatoshi NakamuraYoshinori SagisakaPublished in: INTERSPEECH (2006)
Keyphrases
- language model
- out of vocabulary
- speech recognition
- n gram
- language modeling
- speech recognizer
- spoken document retrieval
- document retrieval
- probabilistic model
- retrieval model
- automatic speech recognition
- query expansion
- test collection
- information retrieval
- speech signal
- query terms
- translation model
- vector space model
- relevance model
- word error rate
- document representation