Greedy and Randomized Feature Selection for Web Search Ranking.
Feng PanTim ConverseDavid AhnFranco SalvettiGianluca DonatoPublished in: CIT (2011)
Keyphrases
- web search
- feature selection
- search engine
- forward selection
- ranking functions
- web search engines
- query dependent
- web pages
- text categorization
- search result
- rank aggregation
- classification accuracy
- information gain
- feature set
- mutual information
- feature selection algorithms
- user clicks
- feature space
- product search
- support vector
- personalized search
- search queries
- accurate classification
- federated search
- relevance ranking
- entity search
- result lists
- machine learning
- greedy algorithm
- text classification
- multi class
- implicit feedback
- anchor text
- query logs
- dynamic programming
- feature ranking
- link analysis
- feature subset
- ranking models
- decision forest
- ranking algorithm
- knn
- improving web search