Title:
画像処理装置、画像処理方法、プログラム、及び記憶媒体
Document Type and Number:
Japanese Patent JP5847879
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an image processing system for suppressing linear noise without deteriorating a photographed X-ray image.SOLUTION: First image data is acquired by executing highpass filter processing in a column direction of a pixel value of original image data composed of a plurality of pixels arrayed in the shape of a matrix and read from a plane detector in every row, and processed image data is acquired by subtracting a value obtained by converting a value of a pixel value in first image data in accordance with the absolute value of a statistical amount calculated on the basis of a pixel value in the same pixel row in the first image data from a value of each pixel corresponding to the original image data.
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Inventors:
Koji Tsuchiya
Application Number:
JP2014094793A
Publication Date:
January 27, 2016
Filing Date:
May 01, 2014
Export Citation:
Assignee:
Canon Inc
International Classes:
A61B6/00; G06T1/00; G06T5/00; H04N1/409
Domestic Patent References:
| JP2003204955A | ||||
| JP2003150954A | ||||
| JP2003233818A | ||||
| JP2007202916A | ||||
| JP2007265091A |
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa
Sogo Kuroiwa