Spoken document retrieval method combining query expansion with continuous syllable recognition for NTCIR-SpokenDoc.
Satoru TsugeHiromasa OhashiNorihide KitaokaKazuya TakedaKenji KitaPublished in: NTCIR (2011)
Keyphrases
- query expansion
- retrieval method
- relevant documents
- information retrieval systems
- retrieval effectiveness
- information retrieval
- test collection
- patent retrieval
- trec genomics track
- query terms
- image retrieval
- retrieved documents
- language model
- relevance feedback
- retrieval strategies
- pseudo relevance feedback
- passage retrieval
- retrieval accuracy
- query translation
- language modeling
- initial query
- document retrieval
- retrieval model
- document collections
- relevance model
- probabilistic retrieval model
- text retrieval
- retrieval systems
- vector space model
- object recognition
- color histogram
- feature extraction
- cross language information retrieval
- n gram
- average precision
- image database
- evaluation metrics
- bayesian networks
- web documents
- user queries
- original query
- question answering
- probabilistic model
- speech recognition
- keywords
- spoken document retrieval
- short queries
- biomedical information retrieval
- document images