KitAi-QA: A Question Answering System for NTCIR-12 QALab-2.
Shuji FukamachiKazutaka ShimadaPublished in: NTCIR (2016)
Keyphrases
- question answering
- question classification
- answer extraction
- test collection
- answer validation
- open domain
- information retrieval
- qa clef
- cross language
- cross language information retrieval
- question answering systems
- qa systems
- open domain question answering
- web retrieval
- evaluation metrics
- natural language
- patent retrieval
- cross lingual
- cross lingual information retrieval
- information extraction
- passage retrieval
- named entities
- syntactic information
- natural language processing
- feature weighting
- search engine
- search tasks
- average precision
- query translation
- ir evaluation
- relevant documents
- evaluation framework
- relation extraction
- machine learning approaches
- machine translation
- trec web