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.:
Date of Patent:
Oct. 12, 2004
Filed:
May. 01, 2001
Applicant:
Inventor:
Tetsuo Ogino, Tokyo, JP;
Assignee:
GE Medical Systems Global Technology Company, LLC, Waukesha, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 ;
U.S. Cl.
CPC ...
G06K 9/00 ;
Abstract
For the purpose of providing an image processing method for determining the variance of noise in an image, a residual sum of squares of pixel values is determined for each of a plurality of local regions defined over the entire image ( ); a histogram thereof is obtained ( ); and the variance of noise is determined based on the value of the residual sum of squares that gives a peak of the histogram ( ).