UMass at TREC 2003: HARD and QA.
Nasreen Abdul JaleelAndrés Corrada-EmmanuelQi LiXiaoyong LiuCourtney WadeJames AllanPublished in: TREC (2003)
Keyphrases
- question answering
- image understanding
- information retrieval
- question classification
- qa systems
- passage retrieval
- information extraction
- natural language processing
- natural language
- open domain question answering
- open domain
- question answering systems
- test collection
- pseudo relevance feedback
- cross language
- biomedical information retrieval
- semantic roles
- document retrieval
- computer vision
- answer extraction
- qa clef
- machine learning