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.:

US 9788806 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 17, 2017

Filed:

Mar. 08, 2016
Applicant:

Fujifilm Corporation, Tokyo, JP;

Inventor:

Shin Hamauzu, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); A61B 6/00 (2006.01); G06K 9/52 (2006.01); G06T 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 6/502 (2013.01); A61B 6/5258 (2013.01); G06T 5/002 (2013.01); G06T 2207/10116 (2013.01); G06T 2207/20012 (2013.01); G06T 2207/30068 (2013.01);
Abstract

A breast composition information acquisition section acquires a mammary gland content ratio in each unit pixel in a breast region of a radiological image obtained by irradiating a breast of a subject with radiation. A noise reduction section acquires an index value indicating the size of a variance range of pixel values at each unit pixel position from the mammary gland content ratio of each unit pixel, performs a noise reduction process so that the level of noise reduction at a position of an attention pixel is low as the index value is small, and performs the noise reduction process so that the level of noise reduction at the position of the attention pixel is high as the index value is large.


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