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Hybrid Query Expansion On Ontology Graph In Biomedical Information Retrieval, Liang Dong
Hybrid Query Expansion On Ontology Graph In Biomedical Information Retrieval, Liang Dong
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Nowadays, biomedical researchers publish thousands of papers and journals every day. Searching through biomedical literature to keep up with the state of the art is a task of increasing difficulty for many individual researchers. The continuously increasing amount of biomedical text data has resulted in high demands for an efficient and effective biomedical information retrieval (BIR) system. Though many existing information retrieval techniques can be directly applied in BIR, BIR distinguishes itself in the extensive use of biomedical terms and abbreviations which present high ambiguity.
First of all, we studied a fundamental yet simpler problem of word semantic similarity. We …