The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 08, 2008
Filed:
Dec. 19, 2001
David Carmel, Haifa, IL;
Doron Cohen, Misgav, IL;
Ronald Fagin, Los Gatos, CA (US);
Eitan Farchi, Pardes Hanna, IL;
Michael Herscovici, Haifa, IL;
Yoelle Maarek, Haifa, IL;
Aya Soffer, Haifa, IL;
David Carmel, Haifa, IL;
Doron Cohen, Misgav, IL;
Ronald Fagin, Los Gatos, CA (US);
Eitan Farchi, Pardes Hanna, IL;
Michael Herscovici, Haifa, IL;
Yoelle Maarek, Haifa, IL;
Aya Soffer, Haifa, IL;
International Business Machines Corporation, Armonk, NY (US);
Abstract
An apparatus and method is provided for pruning an index of a corpus of text documents by creating an inverted index of terms appearing in the documents, wherein the index includes postings of the terms in the documents, ranking the postings in the index, and pruning from the index the postings below a given level in the ranking.