Semantic technology, which helps computers understand data better, is particularly useful when combining large data sets. It's also useful for search applications because semantic technology lets computers infer relationships among data elements that aren't explicitly defined. A keyword search generally returns only documents that contain the queried keyword. A semantic search would return ones related to the specific meaning of the search term (i.e., military tank but not water tank), as well as those related to synonyms (i.e., armored vehicle).
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