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Static score bucketing in inverted indexes
Author(s) -
Chavdar Botev,
Nadav Eiron,
Marcus Fontoura,
Ning Li,
Eugene J. Shekita
Publication year - 2005
Publication title -
ecommons (cornell university)
Language(s) - English
Resource type - Conference proceedings
ISBN - 1-59593-140-6
DOI - 10.1145/1099554.1099642
Subject(s) - index (typography) , computer science , inverted index , heuristic , quality (philosophy) , data mining , artificial intelligence , search engine indexing , world wide web , philosophy , epistemology
Maintaining strict static score order of inverted lists is a heuristic used by search engines to improve the quality of query results when the entire inverted lists cannot be processed. This heuristic, however, increases the cost of index generation and requires complex index build algorithms. In this paper, we study a new index organization based on static score bucketing. We show that this new technique significantly improves in index build performance while having minimal impact on the quality of search results.

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