Topical term weighting based on extended random sets for relevance feature selection.
Abdullah Semran AlharbiYuefeng LiYue XuPublished in: WI (2017)
Keyphrases
- term weighting
- text categorization
- feature selection
- inverse document frequency
- information retrieval
- term weights
- tf idf
- term frequency
- text retrieval
- document frequency
- text classification
- information gain
- retrieval systems
- vector space model
- language modeling
- machine learning
- knn
- query terms
- feature extraction
- text documents
- bag of words
- topic models
- feature space
- k nearest neighbor
- low dimensional
- relevance feedback