[PDF][PDF] Lightness constancy in edge detection: A simple approach using luminance ratios

HV Neto - X Workshop de Vis˜ aão Computacional, 2014 - Citeseer
… importance to many sophisticated computer vision methods and … ratios for edge detection
in computer vision, rather than … with theoretical models for the lightness constancy observed in …

Modeling Lightness and Color Perception of High Dynamic Range Stimuli

ME Rudd - Electronic Imaging, 2024 - library.imaging.org
… In what follows, I first describe the high dynamic range displays and lightness matching …
the neural lightness computation model in more detail. Finally, I present the result of computer

Towards a uniform lightness, hue, and saturation color model

H Levkowitz, GT Herman - Image Processing, Analysis …, 1988 - spiedigitallibrary.org
… common color models in computer graphics and of the Generalized Lightness, Hue, and …
in computer graphics and of the Generalized Lightness, Hue, and Saturation color model GLHS. …

Naturalness preserved enhancement algorithm for non-uniform illumination images

S Wang, J Zheng, HM Hu, B Li - IEEE transactions on image …, 2013 - ieeexplore.ieee.org
… Therefore, we define the quantitative LOE measure based on the lightness order error … is,
the better the lightness order is preserved. In order to reduce the computational complexity, we …

[PDF][PDF] The influence of lightness, and the crispening effect on the perceived contrast of textured images

D Kane, M Bertalmío - Electronic Imaging, 2016 - library.imaging.org
lightness in a scene, using the empirically estimated lightness functions, before computing
… models of contrast perception must include sophisticated models of lightness perception. …

The role of simple nonlinear operations in modeling human lightness and color sensations

JJ McCann - Human Vision, Visual Processing, and Digital …, 1989 - spiedigitallibrary.org
… introduced the first computed lightness model. It used five computational steps applied along
… Frankle and McCann proposed a multi -resolution computation that was extremely efficient. …

Fast algorithm for computing color gamuts

M Inui - Color Research & Application, 1993 - Wiley Online Library
… Therefore, for any given value of the second dye, it is a simple matter to compute the
value of the third dye that satisfies the given lightness. Again, the method of computation is …

[PDF][PDF] Distributed Prewitt Edge Detection System Using Lightness of Ycbcr Color Space

AS Abdullah, MH Ali, M Waleed - Webology, 2022 - webology.org
computer systems that use central processing units. Generally speaking, most distributed
computer systems use a collection of computers to … can't be solved by anyone single computer. …

A lightness recovery algorithm for the multispectral acquisition of frescoed environments

A Paviotti, DA Forsyth - … International Conference on Computer …, 2009 - ieeexplore.ieee.org
… We introduce a new formulation of the lightness problem for … other state-ofthe art lightness
recovery algorithms. We then … We propose a definition of consistency for lightness recovery …

Lightness dependency of chroma scales of a nonlinear color‐appearance model and its latest formulation

Y Nayatani, H Sobagaki… - Color Research & …, 1995 - Wiley Online Library
lightness depcndtwcj between the model chroma, the Miinsell Chroma, and the NCS
chromaticness at various lightness … chroma response ofthis computational procedure correspond …