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.

Date of Patent:
Mar. 12, 2024

Filed:

Apr. 16, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Daiki Chiba, Musashino, JP;

Yuta Takata, Musashino, JP;

Mitsuaki Akiyama, Musashino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/55 (2013.01); G06N 20/00 (2019.01);
U.S. Cl.
CPC ...
G06F 21/552 (2013.01); G06F 21/554 (2013.01); G06N 20/00 (2019.01); G06F 2221/034 (2013.01);
Abstract

A calculation device receives input of a plurality of pieces of training data including a communication destination known to be malignant as data. The calculation device generates a model that calculates a malignant degree of an input communication destination from each piece of the training data. The calculation device gives weight to each of the models, and generates a mixed model using the model and the weight. The calculation device calculates a malignant degree of a communication destination unknown whether the communication destination is malignant using the mixed model.


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