Enhancing query expansion for semantic retrieval of spoken content with automatically discovered acoustic patterns.
Hung-yi LeeYun-Chiao LiCheng-Tao ChungLin-Shan LeePublished in: ICASSP (2013)
Keyphrases
- query expansion
- semantic retrieval
- retrieval effectiveness
- information retrieval systems
- information retrieval
- pseudo relevance feedback
- language model
- relevance feedback
- relevant documents
- text retrieval
- original query
- retrieval model
- automatic query expansion
- image annotation
- relevance model
- biomedical information retrieval
- query terms
- image retrieval
- digital libraries
- keywords