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Colour Rendering Research at Leeds

Colour Rendering Research at Leeds. Apparatus Colour rendering experiment Colour appearance Colour fidelity Colour harmony Colour preference Proposal CRI-CAM02-UCS. Apparatus. Experiments. Publications. LED

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Colour Rendering Research at Leeds

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  1. Colour Rendering Research at Leeds • Apparatus • Colour rendering experiment • Colour appearance • Colour fidelity • Colour harmony • Colour preference • Proposal • CRI-CAM02-UCS

  2. Apparatus

  3. Experiments

  4. Publications LED • C. Li, H. S. Xu, C.J. Li and M.R. Luo, Characterisation of LED Panel, The 10th Congress of the International Colour Association (AIC Colour’05), Granada, Spain 283-286 (May, 2005) • C. Li, M. R. Luo and C. J. Li, Quality of LED based daylight simulators, CGIV 2006, University of Leeds, UK, 247-250 (June, 2006). Colour appearance • C. Li, M.R. Luo and C.J. Li, Evaluation of LED sources based on colour appearance data, CIE 178:2007, CIE 26th Session Proceedings, Vol.1, D1-162, Beijing, 2007 (July, 2007). • C. Li, M.R. Luo and C.J. Li, Evaluation of light sources based on colour appearance and colour preference assessments, AIC Color 2007, Colour science for industry, Hangzhou, pp339-341 (July, 2007). Colour fidelity • C. Li, M. R. Luo and C. Li, Evaluation of light sources based on visual colour rendering, The 16th Color Imaging Conference, IS&T and SID, Portland, Oregon 201-204 (November, 2008). Colour preference • C. Li, M.R. Luo and C.J. Li, Evaluation of light sources based on colour appearance and colour preference assessments, AIC Color 2007, Colour science for industry, Hangzhou, pp339-341 (July, 2007). Colour harmony

  5. A universal modelCIECAM02 La Yb Surround X Y Z Chromatic adaptation R G B Dynamic Transform Ra Ga Ba Colour signal transform J Q M C s H h Uniform Colour Space Colour appearance space CAM02-LCD CAM02-UCS CAM02-SCD J’ M’ h J C H Q M H

  6. CIECAM02 CIECAM02 CRI-CAM02UCS Test Reference Equal Source Illuminant CCT CIE test XYZ XYZ k,i r,i samples ( J ? , ? a , b ? ) ( J ? , ? a , b ? ) M M r ,i M M k ,i k,i k,i r ,i ΔE ? i CRI - CAM02UCS CRI-CAM02UCS CIE CRI

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