Integrating Semantic Term Relations into Information Retrieval Systems Based on Language Models.
Mohannad AlmasriKian Lam TanCatherine BerrutJean-Pierre ChevalletPhilippe MulhemPublished in: AIRS (2014)
Keyphrases
- information retrieval systems
- language model
- query terms
- information retrieval
- retrieval model
- language modeling
- query expansion
- relevance model
- document representation
- document retrieval
- n gram
- retrieval effectiveness
- okapi bm
- probabilistic model
- document collections
- language modeling framework
- expansion terms
- test collection
- speech recognition
- retrieval systems
- inverted file
- term frequency
- relevant documents
- user queries
- vector space model
- term weighting
- pseudo relevance feedback
- retrieved documents
- document ranking
- semantic information
- smoothing methods
- multiword
- xml retrieval
- structured documents
- document structure
- semantic similarity
- relevance feedback
- query expansion methods
- text retrieval
- word segmentation
- structured queries
- latent semantic indexing
- information extraction
- active learning
- natural language
- keywords