Cache-Augmented Latent Topic Language Models for Speech Retrieval.
Jonathan WintrodePublished in: HLT-NAACL (2015)
Keyphrases
- language model
- speech retrieval
- speech recognition
- latent topics
- topic models
- probabilistic model
- language modeling
- latent dirichlet allocation
- document retrieval
- n gram
- topic modeling
- automatic speech recognition
- information retrieval
- bag of words
- retrieval model
- cross language
- speech signal
- query processing
- test collection
- spoken document retrieval
- conversational speech
- generative model
- text documents
- text mining
- query expansion
- out of vocabulary
- query terms
- pseudo relevance feedback
- co occurrence
- text retrieval
- translation model