Method for processing a radiation image

Details Method for processing a radiation image Method for processing a radiation image

1995-03-03

1997-02-18

Porta, David P.

X-ray or gamma ray systems or devices

Specific application

Absorption

36441313, G01N 2304

Patent

active

056047800

ABSTRACT:
A method for processing a radiographic image to obtain a processed image signal Sproc based on an original image signal Sorg. The method including the steps of: obtaining the original image signal Sorg representing the radiographic image based on radiographic image information transmitted through an object; obtaining an unsharp mask signal Sus corresponding to the original image signal Sorg; and conducting an operation presented by the formula: Sproc=A(Sorg)+B(Sus). In the formula, A(Sorg) is the function which does not include the unsharp mask signal Sus, B(Sus) is the function which does not include the original image signal Sorg.

REFERENCES:
patent: 4315318 (1982-02-01), Kato et al.
patent: 4317179 (1982-02-01), Kato et al.
patent: 4747052 (1988-05-01), Hishinuma et al.
patent: 4941190 (1990-07-01), Joyce

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