Patent ID: 6466689
Filing Date: 2002-10-15
Classification: G06T,Y10S

Abstract:
A digital imaging system, comprising:imaging means for obtaining a digital radiological chest image of a subject having at least one low density region corresponding to a high attenuation anatomic region of said subject; image processing means for processing said digital image using a characteristic curve which increases local contrast in said at least one low density region while retaining large area contrast in regions of said digital image other than said at least one low density region and a processing curve having first weighting factors in said at least one low density region of said digital image, and second weighting factors smaller than said first weighting factors for said regions of said digital image other than said at least one low density region, and for producing a processed digital image; storage means for storing said digital image and said processed digital image; output means for producing a representation of said processed digital image; and control means, connected to said imaging means, said storage means, said image processing means and said output means, for controlling said system and transfer and storage of said digital image and said processed digital image.