05042077 is referenced by 59 patents and cites 8 patents.

A display for medical diagnostic equipment produces an image of the subject under study and a histogram image which indicates the distribution of brightness levels of the image pixels. Using a trackball, the operator manipulates a contrast window which is displayed on the histogram and which enables the operator to select brightness ranges in the image for contrast enhancement.

Title
Method of highlighting subtle contrast in graphical images
Application Number
103772
Publication Number
5042077
Application Date
March 21, 1989
Publication Date
August 20, 1991
Inventor
Thomas M Burke
Bothell
WA, US
Agent
Quarles & Brady
Assignee
General Electric Company
WI, US
IPC
G06N 9/38
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