Lexical Co-Occurrence and Contextual Window-Based Approach with Semantic Similarity for Query Expansion.
Jagendra SinghRakesh KumarPublished in: Int. J. Intell. Inf. Technol. (2017)
Keyphrases
- co occurrence
- semantic similarity
- query expansion
- wordnet
- word sense disambiguation
- semantic relations
- word pairs
- query terms
- information retrieval systems
- word sense
- retrieval effectiveness
- information retrieval
- vector space model
- contextual information
- lexical chains
- pseudo relevance feedback
- relevance feedback
- text retrieval
- semantic information
- language modeling
- semantic relatedness
- retrieval model
- relevant documents
- semantic relationships
- language model
- semantic features
- topic models
- natural language processing
- named entities
- latent semantic analysis
- visual words
- average precision
- semantic content
- word semantic similarity
- relevance model
- document retrieval
- text documents
- web search
- keywords