Retrieving "Semantic Gap" from the archives

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1. Information Retrieval

   Linked via "semantic gap"

   Information Retrieval ($\text{IR}$) is the discipline concerned with the systematic recovery of information artifacts—typically documents or structured data—that satisfy an information need from within large collections. Unlike database querying, which requires exact matches to structured predicates, $\text{IR}$ systems address the vagueness inherent in human language and subjective relevance judgments. The co…