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Related papers: Active Illumination Control in Low-Light Environme…

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In this paper, we present an efficient visual SLAM system designed to tackle both short-term and long-term illumination challenges. Our system adopts a hybrid approach that combines deep learning techniques for feature detection and…

Robotics · Computer Science 2025-02-28 Kuan Xu , Yuefan Hao , Shenghai Yuan , Chen Wang , Lihua Xie

Low-light hazy scenes commonly appear at dusk and early morning. The visual enhancement for low-light hazy images is an ill-posed problem. Even though numerous methods have been proposed for image dehazing and low-light enhancement…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Chaoqun Zhuang , Yunfei Liu , Sijia Wen , Feng Lu

Imaging in low light is challenging due to low photon count and low SNR. Short-exposure images suffer from noise, while long exposure can induce blur and is often impractical. A variety of denoising, deblurring, and enhancement techniques…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 Chen Chen , Qifeng Chen , Jia Xu , Vladlen Koltun

Occlusions caused by a robot's own body is a common problem for closed-loop control methods employed in eye-to-hand camera setups. We propose an optimization-based reactive controller that minimizes self-occlusions while achieving a desired…

Absence of nearby light sources while capturing an image will degrade the visibility and quality of the captured image, making computer vision tasks difficult. In this paper, a color-wise attention network (CWAN) is proposed for low-light…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Yousef Atoum , Mao Ye , Liu Ren , Ying Tai , Xiaoming Liu

Visual Odometry (VO) and Visual SLAM (V-SLAM) systems often struggle in low-light and dark environments due to the lack of robust visual features. In this paper, we propose a novel active illumination framework to enhance the performance of…

Robotics · Computer Science 2025-09-09 Francesco Crocetti , Alberto Dionigi , Raffaele Brilli , Gabriele Costante , Paolo Valigi

Underwater optical images inevitably suffer from various degradation factors such as blurring, low contrast, and color distortion, which hinder the accuracy of object detection tasks. Due to the lack of paired underwater/clean images, most…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Bin Li , Li Li , Zhenwei Zhang , Yuping Duan

The underwater domain presents a vast array of challenges for roboticists and computer vision researchers alike, such as poor lighting conditions and high dynamic range scenes. In these adverse conditions, traditional vision techniques…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Hitesh Kyatham , Arjun Suresh , Aadi Palnitkar , Yiannis Aloimonos

Automatic optimization of robotic behavior has been the long-standing goal of Evolutionary Robotics. Allowing the problem at hand to be solved by automation often leads to novel approaches and new insights. A common problem encountered with…

Robotics · Computer Science 2019-12-18 Kirk Y. W. Scheper , Guido C. H. E. de Croon

Low-light image enhancement is challenging in that it needs to consider not only brightness recovery but also complex issues like color distortion and noise, which usually hide in the dark. Simply adjusting the brightness of a low-light…

Image and Video Processing · Electrical Eng. & Systems 2020-03-17 Feifan Lv , Yu Li , Feng Lu

Visual perception in autonomous driving is a crucial part of a vehicle to navigate safely and sustainably in different traffic conditions. However, in bad weather such as heavy rain and haze, the performance of visual perception is greatly…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Younkwan Lee , Jihyo Jeon , Yeongmin Ko , Byunggwan Jeon , Moongu Jeon

Severe image degradation under low-light nighttime conditions constitutes a core bottleneck preventing all-day applications for UAV-based single object tracking. Existing image enhancement methods often struggle to distinguish between…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Yanyan Chen , Ruigang Fu , Yu Song , Ping Zhong

Autonomous vehicles and driving systems use scene parsing as an essential tool to understand the surrounding environment. Panoptic segmentation is a state-of-the-art technique which proves to be pivotal in this use case. Deep learning-based…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Ankur Chrungoo

The captured images under low light conditions often suffer insufficient brightness and notorious noise. Hence, low-light image enhancement is a key challenging task in computer vision. A variety of methods have been proposed for this task,…

Image and Video Processing · Electrical Eng. & Systems 2020-05-22 Cheng Zhang , Qingsen Yan , Yu zhu , Xianjun Li , Jinqiu Sun , Yanning Zhang

Low-light images suffer from severe noise and low illumination. Current deep learning models that are trained with real-world images have excellent noise reduction, but a ratio parameter must be chosen manually to complete the enhancement…

Image and Video Processing · Electrical Eng. & Systems 2020-04-23 Qingxu Fu , Xiaoguang Di , Yu Zhang

Low-light image enhancement is a crucial preprocessing task for some complex vision tasks. Target detection, image segmentation, and image recognition outcomes are all directly impacted by the impact of image enhancement. However, the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Mengfei Wu , Xucheng Xue , Taiji Lan , Xinwei Xu

Real time vehicle detection is a challenging task for urban traffic surveillance. Increase in urbanization leads to increase in accidents and traffic congestion in junction areas resulting in delayed travel time. In order to solve these…

In this paper, we address the problem of autonomous exploration of unknown environments with an aerial robot equipped with a sensory set that produces large point clouds, such as LiDARs. The main goal is to gradually explore an area while…

Robotics · Computer Science 2021-09-21 Ana Batinovic , Antun Ivanovic , Tamara Petrovic , Stjepan Bogdan

To navigate in an environment safely and autonomously, robots must accurately estimate where obstacles are and how they move. Instead of using expensive traditional 3D sensors, we explore the use of a much cheaper, faster, and higher…

Robotics · Computer Science 2023-05-30 Siddharth Ancha , Gaurav Pathak , Ji Zhang , Srinivasa Narasimhan , David Held

This paper introduces ICanC (pronounced "I Can See"), a novel system designed to enhance object detection and optimize energy efficiency in autonomous vehicles (AVs) operating in low-illumination environments. By leveraging the…

Robotics · Computer Science 2025-03-04 Daniel Ma , Ren Zhong , Weisong Shi