Towards Speech-Driven Question Answering: Experiments Using the NTCIR-3 Question Answering Collection.
Tomoyosi AkibaKatunobu ItouAtsushi FujiiTetsuya IshikawaPublished in: NTCIR (2002)
Keyphrases
- question answering
- natural language
- natural language processing
- information retrieval
- information extraction
- cross language
- passage retrieval
- question classification
- test collection
- natural language questions
- qa clef
- speech transcripts
- named entities
- syntactic information
- speech recognition
- question answering systems
- sentence retrieval
- open domain question answering
- cross language information retrieval
- document collections
- answer extraction
- relation extraction
- answer validation
- hidden markov models
- machine learning