Color correction system and method
First Claim
Patent Images
1. A computer-implemented method for color correction, comprising:
- obtaining a noise evaluation image by adding noise to a noise-free image;
color correcting the noise evaluation image using a plurality of color correction parameters;
color correcting the noise-free image using the plurality of color correction parameters;
determining a noise amplification metric at least by comparing the corrected noise evaluation image with the corrected noise-free image; and
adjusting the plurality of color correction parameters based on the noise amplification metric.
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Abstract
A computer-implemented method for color correction includes obtaining a noise evaluation image by adding noise to a noise-free image, color correcting the noise evaluation image using a plurality of color correction parameters, color correcting the noise-free image using the plurality of color correction parameters, determining a noise amplification metric at least by comparing the corrected noise evaluation image with the corrected noise-free image, and adjusting the plurality of color correction parameters based on the noise amplification metric.
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Citations
20 Claims
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1. A computer-implemented method for color correction, comprising:
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obtaining a noise evaluation image by adding noise to a noise-free image; color correcting the noise evaluation image using a plurality of color correction parameters; color correcting the noise-free image using the plurality of color correction parameters; determining a noise amplification metric at least by comparing the corrected noise evaluation image with the corrected noise-free image; and adjusting the plurality of color correction parameters based on the noise amplification metric. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A system, comprising:
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a memory that stores one or more computer-executable instructions; and one or more processors configured to access the memory and execute the computer-executable instructions to perform a method comprising; obtaining a noise evaluation image by adding noise to a noise-free image; color correcting the noise evaluation image using a plurality of color correction parameters; color correcting the noise-free image using the plurality of color correction parameters; determining a noise amplification metric at least by comparing the corrected noise evaluation image with the corrected noise-free image; and adjusting the plurality of color correction parameters based on the noise amplification metric. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. One or more non-transitory computer-readable storage media storing computer-executable instructions that, when executed by a computing system, configure the computing system to perform a method comprising:
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obtaining a noise evaluation image by adding noise to a noise-free image; color correcting the noise evaluation image using a plurality of color correction parameters; color correcting the noise-free image using the plurality of color correction parameters; determining a noise amplification metric at least by comparing the corrected noise evaluation image with the corrected noise-free image; and adjusting the plurality of color correction parameters based on the noise amplification metric. - View Dependent Claims (18, 19, 20)
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Specification