Calculating conjunctival redness

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United States of America Patent

PATENT NO 9854970
SERIAL NO

13773310

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present application includes methods, systems and computer readable storage devices for determining a color score for at least a portion of a biological tissue. The subject matter of the application is embodied in a method that includes obtaining a digital image of the biological tissue, and receiving a selection of a portion of the image as an evaluation area. The method also includes determining for each of a plurality of pixels within the evaluation area, a plurality of color components that are based on a Cartesian color space, and determining, from the color components, a hue value in a polar coordinate based color space. The method further includes determining a color value based on the hue value for each of the plurality of pixels, and assigning a color score to the evaluation area based on an average of the color values of the plurality of pixels.

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Patent Owner(s)

Patent OwnerAddress
MASSACHUSETTS EYE & EAR INFIRMARY243 CHARLES STREET BOSTON MA 02114

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amparo, Pulido Francisco L Cambridge, US 6 6
Dana, Reza Newton, US 48 324
Wang, Haobing Newton, US 11 23

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