Voice-based information retrieval - how far are we from the text-based information retrieval ?
Lin-Shan LeeYi-Cheng PanPublished in: ASRU (2009)
Keyphrases
- information retrieval
- search engine
- learning to rank
- language model
- information retrieval systems
- document retrieval
- test collection
- data sets
- relevant documents
- question answering
- document collections
- query expansion
- information extraction
- language modeling
- multimedia
- text retrieval
- vector space model
- tf idf
- semantic information
- database systems
- information systems
- databases