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3D object detection based on LiDAR point clouds is a crucial module in autonomous driving particularly for long range sensing. Most of the research is focused on achieving higher accuracy and these models are not optimized for deployment on…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Sambit Mohapatra , Senthil Yogamani , Heinrich Gotzig , Stefan Milz , Patrick Mader

Event cameras respond to changes in log-brightness at the millisecond level, making them ideal for optical flow estimation. However, existing datasets from event cameras provide only low frame rate ground truth for optical flow, limiting…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Yaozu Ye , Hao Shi , Kailun Yang , Ze Wang , Xiaoting Yin , Lei Sun , Yaonan Wang , Kaiwei Wang

Time event cameras are a novel technology for recording scene information at extremely low latency and with low power consumption. Event cameras output a stream of events that encapsulate pixel-level light intensity changes within the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Mohamed Moustafa , Joseph Lemley , Peter Corcoran

In recent years there has been a growing interest in event cameras, i.e. vision sensors that record changes in illumination independently for each pixel. This type of operation ensures that acquisition is possible in very adverse lighting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Tomasz Kryjak

Point cloud video representation learning is challenging due to complex structures and unordered spatial arrangement. Traditional methods struggle with frame-to-frame correlations and point-wise correspondence tracking. Recently, partial…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Zhuoxu Huang , Zhenkun Fan , Tao Xu , Jungong Han

Detecting objects from LiDAR point clouds is an important component of self-driving car technology as LiDAR provides high resolution spatial information. Previous work on point-cloud 3D object detection has re-purposed convolutional…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Jiquan Ngiam , Benjamin Caine , Wei Han , Brandon Yang , Yuning Chai , Pei Sun , Yin Zhou , Xi Yi , Ouais Alsharif , Patrick Nguyen , Zhifeng Chen , Jonathon Shlens , Vijay Vasudevan

Temporal consistency is critical in video prediction to ensure that outputs are coherent and free of artifacts. Traditional methods, such as temporal attention and 3D convolution, may struggle with significant object motion and may not…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zihang Lai , Andrea Vedaldi

Electroencephalography-based eye tracking (EEG-ET) leverages eye movement artifacts in EEG signals as an alternative to camera-based tracking. While EEG-ET offers advantages such as robustness in low-light conditions and better integration…

Signal Processing · Electrical Eng. & Systems 2025-03-19 Tiago Vasconcelos Afonso , Florian Heinrichs

Robust point cloud registration is a fundamental task in 3D computer vision and geometric deep learning, essential for applications such as large-scale 3D reconstruction, augmented reality, and scene understanding. However, the performance…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Dongxu Zhang , Yingsen Wang , Yiding Sun , Haoran Xu , Peilin Fan , Jihua Zhu

Object detection and counting are related but challenging problems, especially for drone based scenes with small objects and cluttered background. In this paper, we propose a new Guided Attention Network (GANet) to deal with both object…

Computer Vision and Pattern Recognition · Computer Science 2019-09-26 Yuanqiang Cai , Dawei Du , Libo Zhang , Longyin Wen , Weiqiang Wang , Yanjun Wu , Siwei Lyu

In Intelligent Transportation Systems (ITS), multi-object tracking is primarily based on frame-based cameras. However, these cameras tend to perform poorly under dim lighting and high-speed motion conditions. Event cameras, characterized by…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Mengyu Li , Xingcheng Zhou , Guang Chen , Alois Knoll , Hu Cao

Attention mechanism, especially channel attention, has gained great success in the computer vision field. Many works focus on how to design efficient channel attention mechanisms while ignoring a fundamental problem, i.e., channel attention…

Computer Vision and Pattern Recognition · Computer Science 2021-07-26 Zequn Qin , Pengyi Zhang , Fei Wu , Xi Li

Feature embedding-based methods have shown exceptional performance in detecting industrial anomalies by comparing features of target images with normal images. However, some methods do not meet the speed requirements of real-time inference,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Donghyeong Kim , Chaewon Park , Suhwan Cho , Sangyoun Lee

Photovoltaic cells are electronic devices that convert light energy to electricity, forming the backbone of solar energy harvesting systems. An essential step in the manufacturing process for photovoltaic cells is visual quality inspection…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Carol Xu , Mahmoud Famouri , Gautam Bathla , Saeejith Nair , Mohammad Javad Shafiee , Alexander Wong

Event cameras, with their high dynamic range and temporal resolution, are ideally suited for object detection, especially under scenarios with motion blur and challenging lighting conditions. However, while most existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Ziming Wang , Ziling Wang , Huaning Li , Lang Qin , Runhao Jiang , De Ma , Huajin Tang

Traffic object detection under variable illumination is challenging due to the information loss caused by the limited dynamic range of conventional frame-based cameras. To address this issue, we introduce bio-inspired event cameras and…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Zhanwen Liu , Nan Yang , Yang Wang , Yuke Li , Xiangmo Zhao , Fei-Yue Wang

Accurately modeling and forecasting complex systems governed by partial differential equations (PDEs) is crucial in various scientific and engineering domains. However, traditional numerical methods struggle in real-world scenarios due to…

Machine Learning · Computer Science 2025-05-06 Han Wan , Rui Zhang , Qi Wang , Yang Liu , Hao Sun

In recent years, point cloud analysis methods based on the Transformer architecture have made significant progress, particularly in the context of multimedia applications such as 3D modeling, virtual reality, and autonomous systems.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Qiang Zheng , Chao Zhang , Jian Sun

With the increasing complexity of mobile device applications, these devices are evolving toward high agility. This shift imposes new demands on mobile sensing, particularly in achieving high-accuracy and low-latency. Event-based vision has…

Efficiently and accurately detecting people from 3D point cloud data is of great importance in many robotic and autonomous driving applications. This fundamental perception task is still very challenging due to (i) significant deformations…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Duy-Tho Le , Hengcan Shi , Hamid Rezatofighi , Jianfei Cai