Confusion-based query expansion for OOV words in spoken document retrieval.
Beth LoganJean-Manuel Van ThongPublished in: INTERSPEECH (2002)
Keyphrases
- spoken document retrieval
- query expansion
- out of vocabulary
- language model
- query expansion methods
- query terms
- information retrieval
- n gram
- language modeling
- broadcast news
- retrieval effectiveness
- retrieval model
- test collection
- relevant documents
- named entity recognition
- word segmentation
- speech recognition
- query translation
- document retrieval
- text retrieval
- pseudo relevance feedback
- cross language information retrieval
- probabilistic model
- cross language
- information retrieval systems
- named entities
- relevance feedback
- information extraction
- machine learning
- hand crafted
- language independent
- vector space model