Smoothing DCG for learning to rank: a novel approach using smoothed hinge functions.
Mingrui WuYi ChangZhaohui ZhengHongyuan ZhaPublished in: CIKM (2009)
Keyphrases
- learning to rank
- ranking functions
- loss function
- information retrieval
- document retrieval
- evaluation measures
- collaborative filtering
- direct optimization
- ranking svm
- learning to rank algorithms
- average precision
- evaluation metrics
- directly optimize
- retrieval systems
- data sets
- test collection
- supervised learning
- relevance judgments
- digital libraries
- query processing
- balancing exploration and exploitation
- exploration exploitation dilemma