Patent ID: 8311302
Filing Date: 2012-11-13
Classification: A61B,G06T

Abstract:
1. A method for identification of caries, executed at least in part on data processing hardware, comprising: obtaining an original digital tooth image that has a plurality of color channels; generating an adjusted image by adjusting intensity values of the original digital tooth image to a range between a minimum value and a maximum value, wherein the adjusted image comprises at least a green channel image Iwgreen, a red channel image Iwred, and a blue channel image Iwblue; segmenting one or more tooth regions from gum and background regions within the adjusted image according to a relationship between two or more of the images Iwgreen, Iwred, and Iwblue to each other; identifying one or more caries lesions according to pixel intensity values from within the one or more segmented tooth regions; and displaying the one or more tooth regions and highlighting the identified caries regions in the display.