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Event cameras offer significant advantages for low-light video enhancement, primarily due to their high dynamic range. Current research, however, is severely limited by the absence of large-scale, real-world, and spatio-temporally aligned…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Kanghao Chen , Guoqiang Liang , Hangyu Li , Yunfan Lu , Lin Wang

With the growing demand for real-time video enhancement in live applications, existing methods often struggle to balance speed and effective exposure control, particularly under uneven lighting. We introduce RRNet (Rendering Relighting…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Wenlong Yang , Canran Jin , Weihang Yuan , Chao Wang , Lifeng Sun

Video relighting offers immense creative potential and commercial value but is hindered by challenges, including the absence of an adequate evaluation metric, severe light flickering, and the degradation of fine-grained details during…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Xiangrui Liu , Haoxiang Li , Yezhou Yang

Computational color constancy is a very important topic in computer vision and has attracted many researchers' attention. Recently, lots of research has shown the effects of high level visual content information for illumination estimation.…

Computer Vision and Pattern Recognition · Computer Science 2012-11-09 Bing Li , Weihua Xiong , Weiming Hu

It is known that waves generated by ambient noise sources and recorded by passive receivers can be used to image the reflectivities of an unknown medium. However, reconstructing the reflectivity of the medium from partial boundary…

Signal Processing · Electrical Eng. & Systems 2026-02-18 Zetao Fei , Josselin Garnier

In recent years, deep neural networks have shown remarkable progress in dense disparity estimation from dynamic scenes in monocular structured light systems. However, their performance significantly drops when applied in unseen…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Rukun Qiao , Hiroshi Kawasaki , Hongbin Zha

This paper studies the problem of exact localization of sparse (point or extended) objects with noisy data. The crux of the proposed approach consists of random illumination. Several recovery methods are analyzed: the Lasso, BPDN and the…

Information Theory · Computer Science 2015-05-19 Albert Fannjiang

This paper presents a method for image relighting that enables precise and continuous control over multiple illumination attributes in a photograph. We formulate relighting as a conditional image generation task and introduce attribute…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Sumit Chaturvedi , Yannick Hold-Geoffroy , Mengwei Ren , Jingyuan Liu , He Zhang , Yiqun Mei , Julie Dorsey , Zhixin Shu

Estimating scene lighting from a single image or video remains a longstanding challenge in computer vision and graphics. Learning-based approaches are constrained by the scarcity of ground-truth HDR environment maps, which are expensive to…

Graphics · Computer Science 2025-09-05 Ruofan Liang , Kai He , Zan Gojcic , Igor Gilitschenski , Sanja Fidler , Nandita Vijaykumar , Zian Wang

Accurate and robust state estimation at nighttime is essential for autonomous robotic navigation to achieve nocturnal or round-the-clock tasks. An intuitive question arises: Can low-cost standard cameras be exploited for nocturnal state…

Robotics · Computer Science 2025-03-05 Tianxiao Gao , Mingle Zhao , Chengzhong Xu , Hui Kong

We quantitatively investigate multiple algorithms for microlens array grid estimation for microlens array-based light field cameras. Explicitly taking into account natural and mechanical vignetting effects, we propose a new method for…

Image and Video Processing · Electrical Eng. & Systems 2020-10-19 Maximilian Schambach , Fernando Puente León

Traffic light detection is essential for self-driving cars to navigate safely in urban areas. Publicly available traffic light datasets are inadequate for the development of algorithms for detecting distant traffic lights that provide…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Harindu Jayarathne , Tharindu Samarakoon , Hasara Koralege , Asitha Divisekara , Ranga Rodrigo , Peshala Jayasekara

Enhancing low-light traffic images is crucial for reliable perception in autonomous driving, intelligent transportation, and urban surveillance systems. Nighttime and dimly lit traffic scenes often suffer from poor visibility due to low…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Siddiqua Namrah

This paper presents a detailed examination of low-light visual Simultaneous Localization and Mapping (SLAM) pipelines, focusing on the integration of state-of-the-art (SOTA) low-light image enhancement algorithms with standard and…

Optical flow is the pattern of apparent motion of objects in a scene. The computation of optical flow is a critical component in numerous computer vision tasks such as object detection, visual object tracking, and activity recognition.…

Signal Processing · Electrical Eng. & Systems 2024-01-15 Muhammad Wasim Nawaz , Abdesselam Bouzerdoum , Muhammad Mahboob Ur Rahman , Ghulam Abbas , Faizan Rashid

Human portraits exhibit various appearances when observed from different views under different lighting conditions. We can easily imagine how the face will look like in another setup, but computer algorithms still fail on this problem given…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Tiancheng Sun , Kai-En Lin , Sai Bi , Zexiang Xu , Ravi Ramamoorthi

Semantic segmentation stands as a pivotal research focus in computer vision. In the context of industrial image inspection, conventional semantic segmentation models fail to maintain the segmentation consistency of fixed components across…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Guoxuan Mao , Ting Cao , Ziyang Li , Yuan Dong

Custom and natural lighting conditions can be emulated in images of the scene during post-editing. Extraordinary capabilities of the deep learning framework can be utilized for such purpose. Deep image relighting allows automatic photo…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Sourya Dipta Das , Nisarg A. Shah , Saikat Dutta , Himanshu Kumar

Low-light image enhancement is an important task in computer vision, essential for improving the visibility and quality of images captured in non-optimal lighting conditions. Inadequate illumination can lead to significant information loss…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Ezequiel Perez-Zarate , Oscar Ramos-Soto , Chunxiao Liu , Diego Oliva , Marco Perez-Cisneros

Estimating the uncertainty of a neural network plays a fundamental role in safety-critical settings. In perception for autonomous driving, measuring the uncertainty means providing additional calibrated information to downstream tasks, such…

Computer Vision and Pattern Recognition · Computer Science 2021-12-30 Stefano Gasperini , Jan Haug , Mohammad-Ali Nikouei Mahani , Alvaro Marcos-Ramiro , Nassir Navab , Benjamin Busam , Federico Tombari
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