LIMSI-CNRS@CLEF 2015: Tree Edit Beam Search for Multiple Choice Question Answering.
Martin GleizeBrigitte GrauPublished in: CLEF (Working Notes) (2015)
Keyphrases
- question answering
- beam search
- multiple choice
- search algorithm
- open ended
- branch and bound
- heuristic search
- cross language
- natural language processing
- information extraction
- information retrieval
- search methods
- qa clef
- natural language
- search problems
- passage retrieval
- ranking functions
- named entities
- hill climbing
- relation extraction
- answer validation
- lower bound
- evolutionary algorithm
- expert systems
- artificial intelligence