Keyphrases
- semantic network
- web mining
- semantic net
- website
- spreading activation
- semantic relations
- wordnet
- web logs
- knowledge base
- array processor
- text mining
- natural language text
- web pages
- information sources
- predicate calculus
- knowledge repositories
- web documents
- knowledge sources
- digital libraries
- database
- information retrieval
- data sets
- web content
- web users
- query expansion
- language model
- artificial intelligence
- machine learning