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The most important aspect of information retrieval function provided search engine is that finding results correct reflecting information searcher's intention. This point is related relevance to decide how useful search result is a important criterion of assessing search engine. The standard of relevance is divide into precision which means how system finds related documents accurately, and recall...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.