Dictionaries and Tolerant Retrieval
Dictionaries and Tolerant Retrieval
Dictionaries and Tolerant Retrieval
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Introduction to Information <strong>Retrieval</strong>Sec. 3.3.4n‐gram overlap• Enumerate all the n‐grams in the query string as wellas in the lexicon• Use the n‐gram g index (recall wild‐card search) toretrieve all lexicon terms matching any of the queryn‐grams• Threshold by number of matching n‐grams• Variants –weight by keyboard layout, etc.31
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