Weighted SVM from clickthrough data for image retrieval.
Ioannis A. SarafisChristos DiouTheodora TsikrikaAnastasios DelopoulosPublished in: ICIP (2014)
Keyphrases
- clickthrough data
- ranking svm
- image retrieval
- web search
- support vector
- relevance feedback
- search engine
- relevance judgments
- web search engines
- ranking functions
- query logs
- learning to rank
- log data
- user feedback
- implicit feedback
- feature selection
- text retrieval
- knn
- training set
- retrieval quality
- feature vectors
- query suggestion
- relevance ranking
- feature space
- information retrieval
- image annotation
- web pages
- user queries
- test collection
- keywords
- classification accuracy