Co-occurrence and Semantic Similarity Based Hybrid Approach for Improving Automatic Query Expansion in Information Retrieval.
Jagendra SinghAditi SharanPublished in: ICDCIT (2015)
Keyphrases
- co occurrence
- automatic query expansion
- information retrieval
- semantic similarity
- query expansion
- retrieval effectiveness
- text retrieval
- semantic relationships
- query terms
- wordnet
- vector space model
- pseudo relevance feedback
- semantic information
- relevance feedback
- information retrieval systems
- document retrieval
- document collections
- semantically related
- named entities
- latent semantic analysis
- relevant documents
- retrieval model
- test collection
- visual words
- semantic relations
- language model
- semantic features
- natural language
- language modeling
- semantic knowledge
- original query
- search engine
- machine learning
- term weighting
- semantic content
- retrieved documents
- context sensitive
- low level features
- semantic annotation
- domain ontology
- topic models
- text categorization
- text mining
- information extraction