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相关论文: Going Deeper into Recognizing Actions in Dark Envi…

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Human action recognition in low-light environments is crucial for various real-world applications. However, the existing approaches overlook the full utilization of brightness information throughout the training phase, leading to suboptimal…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Shihao Cheng , Jinlu Zhang , Yue Liu , Zhigang Tu

Visual recognition under adverse conditions is a very important and challenging problem of high practical value, due to the ubiquitous existence of quality distortions during image acquisition, transmission, or storage. While deep neural…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Ding Liu , Bowen Cheng , Zhangyang Wang , Haichao Zhang , Thomas S. Huang

Video action recognition is one of the representative tasks for video understanding. Over the last decade, we have witnessed great advancements in video action recognition thanks to the emergence of deep learning. But we also encountered…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Yi Zhu , Xinyu Li , Chunhui Liu , Mohammadreza Zolfaghari , Yuanjun Xiong , Chongruo Wu , Zhi Zhang , Joseph Tighe , R. Manmatha , Mu Li

Due to the numerous potential applications in visual surveillance and nighttime driving, recognizing human action in low-light conditions remains a difficult problem in computer vision. Existing methods separate action recognition and dark…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Anwaar Ulhaq

Human action recognition in videos is a critical task with significant implications for numerous applications, including surveillance, sports analytics, and healthcare. The challenge lies in creating models that are both precise in their…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Yufei Xie

Deep convolutional networks have achieved great success for object recognition in still images. However, for action recognition in videos, the improvement of deep convolutional networks is not so evident. We argue that there are two reasons…

计算机视觉与模式识别 · 计算机科学 2015-07-09 Limin Wang , Yuanjun Xiong , Zhe Wang , Yu Qiao

Existing methods for enhancing dark images captured in a very low-light environment assume that the intensity level of the optimal output image is known and already included in the training set. However, this assumption often does not hold,…

图像与视频处理 · 电气工程与系统科学 2023-04-05 Evgeny Hershkovitch Neiterman , Michael Klyuchka , Gil Ben-Artzi

The vast proliferation of sensor devices and Internet of Things enables the applications of sensor-based activity recognition. However, there exist substantial challenges that could influence the performance of the recognition system in…

人机交互 · 计算机科学 2021-01-25 Kaixuan Chen , Dalin Zhang , Lina Yao , Bin Guo , Zhiwen Yu , Yunhao Liu

Computer vision applications in intelligent transportation systems (ITS) and autonomous driving (AD) have gravitated towards deep neural network architectures in recent years. While performance seems to be improving on benchmark datasets,…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Talha Azfar , Jinlong Li , Hongkai Yu , Ruey Long Cheu , Yisheng Lv , Ruimin Ke

Technologies of human action recognition in the dark are gaining more and more attention as huge demand in surveillance, motion control and human-computer interaction. However, because of limitation in image enhancement method and…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Jingbo Zeng

Research on depth-based human activity analysis achieved outstanding performance and demonstrated the effectiveness of 3D representation for action recognition. The existing depth-based and RGB+D-based action recognition benchmarks have a…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Jun Liu , Amir Shahroudy , Mauricio Perez , Gang Wang , Ling-Yu Duan , Alex C. Kot

Deep reinforcement learning (RL) has been successfully applied to a variety of game-like environments. However, the application of deep RL to visual navigation with realistic environments is a challenging task. We propose a novel learning…

机器人学 · 计算机科学 2019-11-12 Jonáš Kulhánek , Erik Derner , Tim de Bruin , Robert Babuška

The scarcity of high quality actions video data is a bottleneck in the research and application of action recognition. Although significant effort has been made in this area, there still exist gaps in the range of available data types a…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Shuo Wang , Amiya Ranjan , Lawrence Jiang

What is the current state-of-the-art for image restoration and enhancement applied to degraded images acquired under less than ideal circumstances? Can the application of such algorithms as a pre-processing step to improve image…

Augmented reality (AR) is one of the relatively old, yet trending areas in the intersection of computer vision and computer graphics with numerous applications in several areas, from gaming and entertainment, to education and healthcare.…

计算机视觉与模式识别 · 计算机科学 2022-02-28 Shervin Minaee , Xiaodan Liang , Shuicheng Yan

Event cameras are a promising technology for activity recognition in dark environments due to their unique properties. However, real event camera datasets under low-lighting conditions are still scarce, which also limits the number of…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Carlos Plou , Nerea Gallego , Alberto Sabater , Eduardo Montijano , Pablo Urcola , Luis Montesano , Ruben Martinez-Cantin , Ana C. Murillo

Crime rate is increasing proportionally with the increasing rate of the population. The most prominent approach was to introduce Closed-Circuit Television (CCTV) camera-based surveillance to tackle the issue. Video surveillance cameras have…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Tasnim Sakib Apon , Mushfiqul Islam Chowdhury , MD Zubair Reza , Arpita Datta , Syeda Tanjina Hasan , MD. Golam Rabiul Alam

We present an approach to perform supervised action recognition in the dark. In this work, we present our results on the ARID dataset. Most previous works only evaluate performance on large, well illuminated datasets like Kinetics and…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Sanchit Hira , Ritwik Das , Abhinav Modi , Daniil Pakhomov

Foggy conditions are commonly encountered in real-world applications; however, existing action recognition approaches typically assume favorable weather and high-quality video inputs. On foggy days, unpredictable visibility degradation and…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Enqi Liu , Liyuan Pan , Zhi Gao , Lingzhi Li , Qing Li

Action recognition, which is formulated as a task to identify various human actions in a video, has attracted increasing interest from computer vision researchers due to its importance in various applications. Recently, appearance-based…

计算机视觉与模式识别 · 计算机科学 2020-11-26 Jack Humphreys , Zhe Chen , Dacheng Tao