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Patent Searching and Data


Title:
DOCUMENT CLASSIFICATION SYSTEM AND DOCUMENT CLASSIFICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/026140
Kind Code:
A1
Abstract:
Provided is a document classification system that can classify documents with high accuracy. This document classification system has an input unit, a storage unit, a processing unit, and an output unit. The input unit has a function of receiving document data and reference document data. The storage unit has a function of storing a classification model. The processing unit has a function of creating first classification data through third classification data from the document data and the reference document data. Terms that are included in the document data and are not included in the reference document data belong to the first classification data. Terms that are included in the document data and are included in the reference document data belong to the second classification data. Terms that are not included in the document data and are included in the reference document data belong to the third classification data. The processing unit has a function of creating document comparison data from the first classification data through the third classification data, and using the classification model to determine the classification of the reference document data. The output unit has a function of outputting the classification.

Inventors:
DOZEN YOSHITAKA (JP)
YAMAMOTO KUNITAKA (JP)
Application Number:
PCT/IB2022/057693
Publication Date:
March 02, 2023
Filing Date:
August 17, 2022
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Assignee:
SEMICONDUCTOR ENERGY LAB (JP)
International Classes:
G06F16/33; G06F16/35
Foreign References:
JP2013191194A2013-09-26
JP2012003333A2012-01-05
JP2018194881A2018-12-06
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