Incorporating rich features to boost information retrieval performance: A SVM-regression based re-ranking approach.
Zheng YeJimmy Xiangji HuangHongfei LinPublished in: Expert Syst. Appl. (2011)
Keyphrases
- information retrieval
- svm classifier
- feature vectors
- feature space
- learning to rank
- individual features
- ranking models
- support vector machine
- rich set
- selected features
- support vector machine svm
- classification method
- web search
- feature ranking
- ranking svm
- svm classification
- feature selection
- information extraction
- support vector
- feature set
- co occurrence
- ranking algorithm
- desktop search
- image features
- knn
- feature extraction
- training data
- rank aggregation
- single feature
- probabilistic model
- spam classification
- training set
- language model
- ranking functions
- document collections