Effects of Query Expansion for Spoken Document Passage Retrieval.
Tomoyosi AkibaKoichiro HondaPublished in: INTERSPEECH (2011)
Keyphrases
- passage retrieval
- query expansion
- document ranking
- relevant documents
- language model
- document retrieval
- information retrieval systems
- information retrieval
- pseudo relevance feedback
- question answering
- language modeling
- retrieval model
- retrieval effectiveness
- text retrieval
- relevance model
- speech recognition
- ad hoc retrieval
- query terms
- relevance feedback
- document level
- retrieved documents
- sentence retrieval
- audio visual
- short queries
- machine learning
- retrieval systems
- digital libraries
- language modeling framework