Pseudo-Relevance Feedback in Web Information Retrieval Using Segments' Subjective Importance Values.
Seung Yeol YooAchim G. HoffmannPublished in: Web Intelligence (2005)
Keyphrases
- web information retrieval
- pseudo relevance feedback
- query expansion
- web search
- retrieval effectiveness
- language model
- relevance feedback
- information retrieval
- document retrieval
- query refinement
- relevant documents
- relevance model
- average precision
- automatic query expansion
- information retrieval systems
- query terms
- test collection
- multimedia
- user queries
- retrieval model
- image search
- database systems
- feature selection
- search engine
- data sets