Selecting expansion terms based on path-constrained term-relationship graphs.
Bo ZhangBin ZhangShubo ZhangDaming SunPublished in: FSKD (2015)
Keyphrases
- expansion terms
- query expansion
- pseudo relevance feedback
- selection criteria
- relevant documents
- retrieval effectiveness
- term selection
- relevance feedback
- information retrieval systems
- query terms
- ad hoc retrieval
- retrieved documents
- information retrieval
- vector space model
- relevance model
- initial query
- test collection
- document retrieval
- language model
- original query
- query dependent
- text retrieval
- language modeling
- document collections
- retrieval model
- graph mining
- topic models
- co occurrence
- learning process
- image annotation
- machine learning