Results 21 to 30 of about 797,549 (283)

Sand-Dust Degraded Image Enhancement Algorithm Based on Histogram Equalization and MSRCR [PDF]

open access: yesJisuanji gongcheng, 2022
To solve the problems of severe image color offset and low contrast in dusty conditions, a sand-dust degraded image enhancement algorithm based on histogram equalization and Multi-Scale Retinex with Color Restoration (MSRCR) is proposed, which primarily ...
WANG Chunzhi, NIU Hongxia
doaj   +1 more source

The alternating least squares technique for nonuniform intensity color correction [PDF]

open access: yes, 2014
Color correction involves mapping device RGBs to display counterparts or to corresponding XYZs. A popular methodology is to take an image of a color chart and then solve for the best 3 × 3 matrix that maps the RGBs to the corresponding known XYZs ...
Finlayson, Graham D.   +2 more
core   +1 more source

Saliency-based image correction for colorblind patients

open access: yesComputational Visual Media, 2020
Improper functioning, or lack, of human cone cells leads to vision defects, making it impossible for affected persons to distinguish certain colors. Colorblind persons have color perception, but their ability to capture color information differs from ...
Jinjiang Li, Xiaomei Feng, Hui Fan
doaj   +1 more source

Black-Body Radiation Correction to the Polarizability of Helium [PDF]

open access: yes, 2011
The correction to the polarizability of helium due to black-body radiation is calculated near room temperature. A precise theoretical determination of the black-body radiation correction to the polarizability of helium is essential for dielectric gas ...
D. A. Varshalovich   +4 more
core   +3 more sources

Single underwater image enhancement based on adaptive correction of channel differential and fusion

open access: yesFrontiers in Marine Science, 2023
Clear underwater images are necessary in many underwater applications, while absorption, scattering, and different water conditions will lead to blurring and different color deviations.
Zefeng Zhao   +6 more
doaj   +1 more source

The effect of using lighting design and color correction in highlighting the dramatic meaning [PDF]

open access: yesMaǧallaẗ Al-Turāṯ wa Al-Taṣmīm, 2023
Lighting design and color correction are one of the means of artistic formation that highlights a wide range of meanings that any artwork aspires to communicate its goals, or in a more accurate sense, and transform the writing represented in the paper ...
Mohamed Hussein Ahmed ammar   +2 more
doaj   +1 more source

Underwater Image Restoration via Adaptive Color Correction and Contrast Enhancement Fusion

open access: yesRemote Sensing, 2023
When light traverses through water, it undergoes influence from the absorption and scattering of particles, resulting in diminished contrast and color distortion within underwater imaging.
Weihong Zhang   +7 more
doaj   +1 more source

Evaluation of Color Performance of Video Cameras for Poultry House Monitoring Applications [PDF]

open access: yesBrazilian Journal of Poultry Science
This study examined the critical role of image color accuracy in surveillance systems, particularly in poultry houses, using affordable video cameras. Variations in commercial camera color processing can lead to inconsistent metrics.
CY Chou, TH Lin
doaj   +1 more source

Real-time Model-based Image Color Correction for Underwater Robots

open access: yes, 2020
Recently, a new underwater imaging formation model presented that the coefficients related to the direct and backscatter transmission signals are dependent on the type of water, camera specifications, water depth, and imaging range.
Li, Alberto Quattrini, Roznere, Monika
core   +1 more source

Topological color codes on Union Jack lattices: A stable implementation of the whole Clifford group [PDF]

open access: yes, 2010
We study the error threshold of topological color codes on Union Jack lattices that allow for the full implementation of the whole Clifford group of quantum gates.
Andrist, Ruben S.   +3 more
core   +2 more sources

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