Results 31 to 40 of about 2,142,655 (322)

Non-Uniform-Illumination Image Enhancement Algorithm Based on Retinex Theory

open access: yesApplied Sciences, 2023
To address the issues of fuzzy scene details, reduced definition, and poor visibility in images captured under non-uniform lighting conditions, this paper presents an algorithm for effectively enhancing such images.
Xiu Ji   +3 more
doaj   +1 more source

RGB↔X: Image decomposition and synthesis using material- and lighting-aware diffusion models [PDF]

open access: yesInternational Conference on Computer Graphics and Interactive Techniques
The three areas of realistic forward rendering, per-pixel inverse rendering, and generative image synthesis may seem like separate and unrelated sub-fields of graphics and vision.
Zheng Zeng   +7 more
semanticscholar   +1 more source

Intelligent Luminance Control of Lighting Systems Based on Imaging Sensor Feedback

open access: yesSensors, 2017
An imaging sensor-based intelligent Light Emitting Diode (LED) lighting system for desk use is proposed. In contrast to the traditional intelligent lighting system, such as the photosensitive resistance sensor-based or the infrared sensor-based system ...
Haoting Liu   +5 more
doaj   +1 more source

Photorealistic True-Dimensional Visualization of Remote Panoramic Views for VR Headsets

open access: yesIEEE Access, 2023
Virtual Reality headsets have evolved to include unprecedented display quality. Meantime, they have become light-weight, wireless and low-cost, which has opened to new applications and a much wider audience.
Salvatore Livatino   +9 more
doaj   +1 more source

Road Surface Defect Detection—From Image-Based to Non-Image-Based: A Survey [PDF]

open access: yesIEEE transactions on intelligent transportation systems (Print)
Ensuring traffic safety is crucial, which necessitates the detection and prevention of road surface defects. As a result, there has been a growing interest in the literature on the subject, leading to the development of various road surface defect ...
Jongmin Yu   +6 more
semanticscholar   +1 more source

A mine image enhancement method based on structural texture decomposition

open access: yesGong-kuang zidonghua
There is a phenomenon of low lighting and excessive dust in underground mines, which leads to uneven lighting, blurriness, and loss of details in the images captured by monitoring videos. It affects subsequent intelligent image recognition. Existing mine
ZHANG Hong, SUO Tingfeng, SONG Wanying
doaj   +1 more source

Analysis and Recognition Based on Citrus Color Grading Model considering Computer Vision Technology

open access: yesAdvances in Multimedia, 2021
With the continuous advancement of smart agriculture, the introduction of robots for intelligent harvesting in modern agriculture is one of the crucial methods for the picking of fruits, vegetables, and melons.
Jianxun Deng
doaj   +1 more source

A Contrast-Guided Approach for the Enhancement of Low-Lighting Underwater Images

open access: yesJournal of Imaging, 2019
Underwater images are often acquired in sub-optimal lighting conditions, in particular at profound depths where the absence of natural light demands the use of artificial lighting.
Tunai Porto Marques   +2 more
doaj   +1 more source

An underwater lighting and turbidity image repository for analysing the performance of image-based non-destructive techniques

open access: yes, 2018
Image processing-based methods, capable of detecting and quantifying cracks, surface defects or recovering 3D shape information are increasingly being recognised as a valuable tool for inspecting underwater structures. It is of great practical importance
Michael O'Byrne   +3 more
semanticscholar   +1 more source

Night Lighting Fault Detection Based on Improved YOLOv5

open access: yesBuildings
Night lighting is essential for urban life, and the occurrence of faults can significantly affect the presentation of lighting effects. Many reasons can cause lighting faults, including the damage of lamps and circuits, and the typical manifestation of ...
Feng Zhang   +4 more
doaj   +1 more source

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