Ranking with non-random missing ratings: influence of popularity and positivity on evaluation metrics.
Bruno PradelNicolas UsunierPatrick GallinariPublished in: RecSys (2012)
Keyphrases
- evaluation metrics
- learning to rank
- precision and recall
- average precision
- collaborative filtering
- evaluation measures
- evaluation methods
- evaluation methodology
- evaluation framework
- missing data
- ranking functions
- relevance judgments
- machine learning
- relevance assessments
- user preferences
- search engine
- learning algorithm