Korea University Question Answering System at TREC 2004.
Kyoung-Soo HanHoo-Jung ChungSang-Bum KimYoung-In SongJoo-Young LeeHae-Chang RimPublished in: TREC (2004)
Keyphrases
- question answering
- question answering systems
- information retrieval
- test collection
- natural language
- question classification
- retrieval effectiveness
- natural language processing
- case study
- named entities
- e learning
- open domain
- information extraction
- san francisco
- text mining
- text classification
- machine learning
- hong kong
- engineering students
- answer validation