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Edison Valencia Diaz
Professor at Univ EAFIT
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Author
Publications (4)
Proceedings Article | 8 June 2005 Paper
Image analysis of contact lens grading scales for objective grade assignment of ocular complications
Proceedings Volume 5827, (2005) https://doi.org/10.1117/12.610226
KEYWORDS: Photography, Image segmentation, Image analysis, RGB color model, Objectives, Optical inspection, Feature extraction, Binary data, Digital image processing, Diamond
Proceedings Article | 21 October 2004 Paper
Laplacian filter based on color difference for image enhancement
Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590932
KEYWORDS: Image enhancement, Image filtering, Color difference, RGB color model, Optical filters, Chlorine, Digital imaging, Laser optics, Optical signal processing, Optical components
Proceedings Article | 21 October 2004 Paper
Measuring small color differences in the nearly neutral region by 3CCD camera
Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590911
KEYWORDS: Cameras, Image sensors, Imaging systems, RGB color model, Reliability, Sensors, Aerospace engineering, Color difference, Laser optics, Device simulation
Proceedings Article | 18 December 2003 Paper
Evaluation of color differences in nearly neutral Munsell chips by a 3CCD color camera
Edison Valencia, Maria Millan, Montse Corbalan
Proceedings Volume 5293, (2003) https://doi.org/10.1117/12.526697
KEYWORDS: Cameras, Spectrophotometry, Image sensors, Imaging systems, Reliability, Sensors, Colorimetry, Color difference, Computing systems, Light sources
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