Learning to Rank Non-Factoid Answers: Comment Selection in Web Forums.
Kateryna TymoshenkoDaniele BonadimanAlessandro MoschittiPublished in: CIKM (2016)
Keyphrases
- learning to rank
- web forums
- ranking functions
- information retrieval
- loss function
- question answering
- evaluation measures
- correct answers
- collaborative filtering
- user generated content
- evaluation metrics
- document retrieval
- web mining
- direct optimization
- ranking svm
- retrieval systems
- query dependent
- learning to rank algorithms
- directly optimize
- natural language
- ranking algorithm
- supervised learning
- similarity measure
- test collection
- machine learning
- ranking models
- qa systems
- recommender systems
- answer extraction
- pairwise