Wikipedia-based Unsupervised Query Classification.
Milen KouylekovLuca DiniAlessio BoscaMarco TrevisanPublished in: IIR (2013)
Keyphrases
- database
- unsupervised learning
- supervised learning
- supervised classification
- support vector machine svm
- query processing
- response time
- query evaluation
- pattern recognition
- decision trees
- text classification
- image classification
- classification accuracy
- unsupervised classification
- support vector
- partially supervised
- keywords
- feature extraction
- category labels
- machine learning
- feature set
- classification method
- hedge detection
- retrieval systems
- database queries
- user queries
- co occurrence
- semi supervised
- feature vectors
- training set
- feature space
- data structure
- knowledge base
- feature selection