Topic detections in Arabic Dark websites using improved Vector Space Model.
Hanan M. AlghamdiAli SelamatPublished in: DMO (2012)
Keyphrases
- vector space model
- information retrieval
- topic detection and tracking
- index terms
- semantic similarity
- vector space
- retrieval model
- web documents
- latent semantic indexing
- language model
- document representation
- website
- semantic information
- document clustering
- web directories
- tf idf
- web pages
- topic models
- query expansion
- natural language
- data mining
- domain knowledge