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Many online or local data sources provide powerful querying mechanismsbut limited ranking capabilities. For instance, PubMed allows users tosubmit highly expressive Boolean keyword queries, but ranks the queryresults by date only. However, a user would typically prefer a rankingby relevance,...
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Many online or local data sources provide powerful querying mechanisms but limited ranking capabilities. For instance, PubMed allows users to submit highly expressive Boolean keyword queries, but ranks the query results by date only. However, a user would typically prefer a ranking by relevance,...
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