A Semantic Aspect-Based Vector Space Model to Identify the Event Evolution Relationship within Topics.
Yaoyi XiBicheng LiYang LiuPublished in: J. Comput. Sci. Eng. (2015)
Keyphrases
- vector space model
- semantic similarity
- topic detection and tracking
- semantic information
- information retrieval
- text representation
- retrieval model
- vector space
- index terms
- tf idf
- document clustering
- document space
- language model
- news stories
- web documents
- natural language
- similarity measure
- latent semantic indexing
- co occurrence
- high level
- document representation
- document retrieval
- wordnet
- keywords
- test collection
- k means
- search engine