Combining Vector Space Model and Multi Word Term Extraction for Semantic Query Expansion.
Eric SanJuanFidelia Ibekwe-SanjuanJuan-Manuel Torres-MorenoPatricia Velázquez-MoralesPublished in: NLDB (2007)
Keyphrases
- multiword
- vector space model
- query expansion
- language model
- retrieval model
- document representation
- information retrieval
- semantic similarity
- text clustering
- semantic information
- semantic knowledge
- probabilistic model
- context sensitive
- text retrieval
- document retrieval
- n gram
- tf idf
- latent semantic indexing
- relevant documents
- test collection
- query terms
- semantic content
- information retrieval systems
- vector space
- part of speech
- natural language
- document collections
- knn
- domain knowledge