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By hughsie on November 13, 2011
For the past 3 weeks I’ve been working long nights on an open source colorimeter called the ColorHug. This is hardware that measures the colors shown on the screen and creates a color profile. Existing hardware is proprietary and 100% closed, and my hardware is open source. It has a GPL bootloader, GPL firmware image […]
By hughsie on November 1, 2011
Dear lazyweb, I’ve got a few hundred measurements like this from the prototype hardware: input value: 0.123456,0.234567,0.345678 gives: output value: 0.876543,0.765432,0.654321 Does anyone know how to estimate a 3×3 matrix to convert the output value to the input value? I need to do this to be able to calibrate the open-source calibration hardware that I’ve […]