Concept-based Medical Document Retrieval: THCIB at CLEF eHealth Lab 2013 Task 3.
Xiaoshi ZhongYunqing XiaZhongda XieSen NaQinan HuYaohai HuangPublished in: CLEF (Working Notes) (2013)
Keyphrases
- document retrieval
- cross language
- information retrieval
- passage retrieval
- language model
- document collections
- query expansion
- relevant documents
- text retrieval
- question answering
- test collection
- retrieval model
- language modeling
- relevance feedback
- document indexing
- pseudo relevance feedback
- cross lingual
- query terms
- text categorization
- document ranking
- ad hoc retrieval
- spreading activation
- semantic mapping
- inverted index
- vector space model
- retrieval effectiveness
- information extraction
- learning algorithm