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In recent years, video semantic segmentation has made great progress with advanced deep neural networks. However, there still exist two main challenges \ie, information inconsistency and computation cost. To deal with the two difficulties,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Jinming Su , Ruihong Yin , Shuaibin Zhang , Junfeng Luo

Event-based vision sensors, inspired by biological neural systems, asynchronously capture local pixel-level intensity changes as a sparse event stream containing position, polarity, and timestamp information. These neuromorphic sensors…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Tiantian Xie , Pengpai Wang , Rosa H. M. Chan

Event-based cameras display great potential for a variety of tasks such as high-speed motion detection and navigation in low-light environments where conventional frame-based cameras suffer critically. This is attributed to their high…

Neural and Evolutionary Computing · Computer Science 2020-09-16 Chankyu Lee , Adarsh Kumar Kosta , Alex Zihao Zhu , Kenneth Chaney , Kostas Daniilidis , Kaushik Roy

In this paper, we propose a global method for estimating the motion of a camera which films a static scene. Our approach is direct, fast and robust, and deals with adjacent frames of a sequence. It is based on a quadratic approximation of…

Computer Vision and Pattern Recognition · Computer Science 2008-09-29 Claire Jonchery , Françoise Dibos , Georges Koepfler

Event cameras are bio-inspired vision sensors that output pixel-level brightness changes instead of standard intensity frames. These cameras do not suffer from motion blur and have a very high dynamic range, which enables them to provide…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Guillermo Gallego , Jon E. A. Lund , Elias Mueggler , Henri Rebecq , Tobi Delbruck , Davide Scaramuzza

The best performing learning algorithms devised for event cameras work by first converting events into dense representations that are then processed using standard CNNs. However, these steps discard both the sparsity and high temporal…

Computer Vision and Pattern Recognition · Computer Science 2022-11-02 Simon Schaefer , Daniel Gehrig , Davide Scaramuzza

The robustness of semantic segmentation on edge cases of traffic scene is a vital factor for the safety of intelligent transportation. However, most of the critical scenes of traffic accidents are extremely dynamic and previously unseen,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-10 Jiaming Zhang , Kailun Yang , Rainer Stiefelhagen

Image semantic segmentation technology is one of the key technologies for intelligent systems to understand natural scenes. As one of the important research directions in the field of visual intelligence, this technology has broad…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Junjun Wu , Huiyu Kuang , Qinghua Lu , Zeqin Lin , Qingwu Shi , Xilin Liu , Xiaoman Zhu

Our goal is to forecast the near future given a set of recent observations. We think this ability to forecast, i.e., to anticipate, is integral for the success of autonomous agents which need not only passively analyze an observation but…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Colin Graber , Grace Tsai , Michael Firman , Gabriel Brostow , Alexander Schwing

Recently, self-supervised learning has proved to be effective to learn representations of events suitable for temporal segmentation in image sequences, where events are understood as sets of temporally adjacent images that are semantically…

Machine Learning · Computer Science 2020-12-11 Mariella Dimiccoli , Herwig Wendt

Over the past few decades, a significant rise of camera-based applications for traffic monitoring has occurred. Governments and local administrations are increasingly relying on the data collected from these cameras to enhance road safety…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Giacomo D'Amicantonio , Egor Bondarev , Peter H. N. De With

Event-based bionic camera asynchronously captures dynamic scenes with high temporal resolution and high dynamic range, offering potential for the integration of events and RGB under conditions of illumination degradation and fast motion.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Pengcheng Shao , Tianyang Xu , Xuefeng Zhu , Xiaojun Wu , Josef Kittler

Existing semantic segmentation approaches either aim to improve the object's inner consistency by modeling the global context, or refine objects detail along their boundaries by multi-scale feature fusion. In this paper, a new paradigm for…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Xiangtai Li , Xia Li , Li Zhang , Guangliang Cheng , Jianping Shi , Zhouchen Lin , Shaohua Tan , Yunhai Tong

3D scene segmentation based on neural implicit representation has emerged recently with the advantage of training only on 2D supervision. However, existing approaches still requires expensive per-scene optimization that prohibits…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Hanlin Chen , Chen Li , Mengqi Guo , Zhiwen Yan , Gim Hee Lee

State-of-the-art machine-learning methods for event cameras treat events as dense representations and process them with conventional deep neural networks. Thus, they fail to maintain the sparsity and asynchronous nature of event data,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Daniel Gehrig , Davide Scaramuzza

Road segmentation is pivotal for autonomous vehicles, yet achieving low latency and low compute solutions using frame based cameras remains a challenge. Event cameras offer a promising alternative. To leverage their low power sensing, we…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Lakshmi Annamalai , Chetan Singh Thakur

Event cameras are bio-inspired vision sensors that mimic retinas to asynchronously report per-pixel intensity changes rather than outputting an actual intensity image at regular intervals. This new paradigm of image sensor offers…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Yusuke Sekikawa , Kosuke Hara , Hideo Saito

Stereopsis has widespread appeal in robotics as it is the predominant way by which living beings perceive depth to navigate our 3D world. Event cameras are novel bio-inspired sensors that detect per-pixel brightness changes asynchronously,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Suman Ghosh , Guillermo Gallego

Event cameras rely on motion to obtain information about scene appearance. This means that appearance and motion are inherently linked: either both are present and recorded in the event data, or neither is captured. Previous works treat the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Shuang Guo , Friedhelm Hamann , Guillermo Gallego

This study explores the potential of graph neural networks (GNNs) to enhance semantic segmentation across diverse image modalities. We evaluate the effectiveness of a novel GNN-based U-Net architecture on three distinct datasets: PascalVOC,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Aryan Singh , Pepijn Van de Ven , Ciarán Eising , Patrick Denny