Feature Weighting in Finding Feedback Documents for Query Expansion in Biomedical Document Retrieval.
Jainisha SankhavaraPublished in: SN Comput. Sci. (2020)
Keyphrases
- document retrieval
- query expansion
- relevance feedback
- relevant documents
- pseudo relevance feedback
- language model
- retrieved documents
- information retrieval systems
- information retrieval
- document ranking
- text retrieval
- retrieval effectiveness
- retrieval model
- document collections
- passage retrieval
- user feedback
- query terms
- image retrieval
- ad hoc retrieval
- expansion terms
- document level
- biomedical information retrieval
- tf idf
- original query
- low level features
- expert search
- active learning
- query specific
- cross language
- language modeling
- ranked list
- text mining
- vector space model
- xml retrieval
- pseudo feedback
- language modeling framework
- search engine