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:
Jul. 01, 2025
Filed:
Aug. 30, 2023
Kabushiki Kaisha Toshiba, Tokyo, JP;
Kosei Fume, Kawasaki Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A document classification apparatus includes a processing circuit. The processing circuit configured to: divide a sentence included in a target document into word units; divide a sentence included in a supplementary text into word units; calculate an appearance statistic of a word obtained from the target document and the supplementary-text; provide, to the word, an attribute representing specialty, specificity, or category independence based on the appearance statistic; extract an anchor word from words included in the supplementary text based on the attribute; perform target learning in accordance with an attribute of the anchor word and generate a word embedding vector; and estimate a classification category of a document based on the word embedding vector.