Unsupervised language model adaptation for broadcast news.
Langzhou ChenJean-Luc GauvainLori LamelGilles AddaPublished in: ICASSP (1) (2003)
Keyphrases
- language model
- broadcast news
- spoken term detection
- automatic speech recognition
- speech recognition
- language modeling
- out of vocabulary
- word error rate
- n gram
- information retrieval
- document retrieval
- probabilistic model
- retrieval model
- video search
- spoken document retrieval
- test collection
- query expansion
- semi supervised
- mixture model
- video retrieval
- translation model
- unsupervised learning
- image search
- visual features
- news video
- text classification