Direct Estimation of Position Bias for Unbiased Learning-to-Rank without Intervention.
Grigor AslanyanUtkarsh PorwalPublished in: CoRR (2018)
Keyphrases
- learning to rank
- information retrieval
- ranking functions
- loss function
- collaborative filtering
- evaluation measures
- ranking svm
- low variance
- direct optimization
- document retrieval
- evaluation metrics
- learning to rank algorithms
- ranking models
- ranking algorithm
- supervised learning
- query dependent
- search engine
- multi class
- digital libraries
- keywords
- machine learning