Enhancing High Precision by Combining Okapi BM25 with Structural Similarity in an Information Retrieval System.
Yaël ChampclauxTaoufiq DkakiJosiane MothePublished in: ICEIS (3) (2009)
Keyphrases
- high precision
- information retrieval systems
- structural similarity
- okapi bm
- high recall
- structural information
- retrieval model
- document collections
- retrieval systems
- relevance feedback
- tf idf
- query expansion
- high accuracy
- retrieval effectiveness
- relevant documents
- information retrieval
- user queries
- document structure
- structured documents
- search queries
- quality metrics
- language model
- correlation coefficient
- term frequency
- retrieved documents
- xml retrieval
- ad hoc retrieval
- query terms