Keyphrases
- feature extraction
- text representation
- information filtering
- concept learning
- bag of words
- text categorization
- text classification
- text documents
- image classification
- index terms
- text retrieval
- vector space model
- document representation
- text mining
- word sense disambiguation
- keywords
- document clustering
- information extraction
- feature selection
- text clustering
- information retrieval
- wordnet
- domain knowledge
- action recognition
- recommender systems
- data mining