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Most of the artificial lights fluctuate in response to the grid's alternating current and exhibit subtle variations in terms of both intensity and spectrum, providing the potential to estimate the Electric Network Frequency (ENF) from…

Image and Video Processing · Electrical Eng. & Systems 2023-05-05 Lexuan Xu , Guang Hua , Haijian Zhang , Lei Yu , Ning Qiao

Spiking Neural Networks (SNN) are the so-called third generation of neural networks which attempt to more closely match the functioning of the biological brain. They inherently encode temporal data, allowing for training with less energy…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Chethan M. Parameshwara , Simin Li , Cornelia Fermüller , Nitin J. Sanket , Matthew S. Evanusa , Yiannis Aloimonos

Spiking Neural Networks (SNN) are characterised by their unique temporal dynamics, but the properties and advantages of such computations are still not well understood. In order to provide answers, in this work we demonstrate how Spiking…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Alex Vicente-Sola , Davide L. Manna , Paul Kirkland , Gaetano Di Caterina , Trevor Bihl

Event-based vision sensors encode local pixel-wise brightness changes in streams of events rather than image frames and yield sparse, energy-efficient encodings of scenes, in addition to low latency, high dynamic range, and lack of motion…

Computer Vision and Pattern Recognition · Computer Science 2022-02-09 Alexander Kugele , Thomas Pfeil , Michael Pfeiffer , Elisabetta Chicca

Dense optical flow estimation plays a key role in many robotic vision tasks. In the past few years, with the advent of deep learning, we have witnessed great progress in optical flow estimation. However, current networks often consist of a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Lingtong Kong , Chunhua Shen , Jie Yang

We propose a learning approach to corner detection for event-based cameras that is stable even under fast and abrupt motions. Event-based cameras offer high temporal resolution, power efficiency, and high dynamic range. However, the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Jacques Manderscheid , Amos Sironi , Nicolas Bourdis , Davide Migliore , Vincent Lepetit

Automotive embedded algorithms have very high constraints in terms of latency, accuracy and power consumption. In this work, we propose to train spiking neural networks (SNNs) directly on data coming from event cameras to design fast and…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Loïc Cordone , Benoît Miramond , Philippe Thierion

Event cameras provide asynchronous, data-driven measurements of local temporal contrast over a large dynamic range with extremely high temporal resolution. Conventional cameras capture low-frequency reference intensity information. These…

Computer Vision and Pattern Recognition · Computer Science 2018-11-02 Cedric Scheerlinck , Nick Barnes , Robert Mahony

Spike train classification has recently become an important topic in the machine learning community, where each spike train is a binary event sequence with \emph{temporal-sparsity of signals of interest} and \emph{temporal-noise}…

Neural and Evolutionary Computing · Computer Science 2024-11-12 Hang Yin , Yao Su , Liping Liu , Thomas Hartvigsen , Xin Dai , Xiangnan Kong

Spiking neural networks (SNNs) are rich in spatio-temporal dynamics and are suitable for processing event-based neuromorphic data. However, event-based datasets are usually less annotated than static datasets. This small data scale makes…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Xiang He , Dongcheng Zhao , Yang Li , Guobin Shen , Qingqun Kong , Yi Zeng

Lane detection is a crucial perception task for all levels of automated vehicles (AVs) and Advanced Driver Assistance Systems, particularly in mixed-traffic environments where AVs must interact with human-driven vehicles (HDVs) and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Sandeep Patil , Yongqi Dong , Haneen Farah , Hans Hellendoorn

Event cameras offer unparalleled advantages such as high temporal resolution, low latency, and high dynamic range. However, their limited spatial resolution poses challenges for fine-grained perception tasks. In this work, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Chuanzhi Xu , Haoxian Zhou , Langyi Chen , Yuk Ying Chung , Qiang Qu

Recent video semantic segmentation (VSS) methods have demonstrated promising results in well-lit environments. However, their performance significantly drops in low-light scenarios due to limited visibility and reduced contextual details.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Zhen Yao , Mooi Choo Chuah

Event camera is an emerging bio-inspired vision sensors that report per-pixel brightness changes asynchronously. It holds noticeable advantage of high dynamic range, high speed response, and low power budget that enable it to best capture…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Zhanpeng Shao , Wen Zhou , Wuzhen Wang , Jianyu Yang , Youfu Li

Spiking Neural Networks (SNNs), inspired by the brain, are characterized by minimal power consumption and swift inference capabilities on neuromorphic hardware, and have been widely applied to various visual perception tasks. Current…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Chengjun Zhang , Yuhao Zhang , Jie Yang , Mohamad Sawan

Dynamic Vision Sensors (DVSs) asynchronously stream events in correspondence of pixels subject to brightness changes. Differently from classic vision devices, they produce a sparse representation of the scene. Therefore, to apply standard…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Marco Cannici , Marco Ciccone , Andrea Romanoni , Matteo Matteucci

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

Event cameras are innovative neuromorphic sensors that asynchronously capture the scene dynamics. Due to the event-triggering mechanism, such cameras record event streams with much shorter response latency and higher intensity sensitivity…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Yunhao Zou , Ying Fu , Tsuyoshi Takatani , Yinqiang Zheng

This paper proposes a low latency neural network architecture for event-based dense prediction tasks. Conventional architectures encode entire scene contents at a fixed rate regardless of their temporal characteristics. Instead, the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Ryuhei Hamaguchi , Yasutaka Furukawa , Masaki Onishi , Ken Sakurada

Event-based cameras are inspired by the sparse and asynchronous spike representation of the biological visual system. However, processing the event data requires either using expensive feature descriptors to transform spikes into frames, or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Sangmin Yoo , Eric Yeu-Jer Lee , Ziyu Wang , Xinxin Wang , Wei D. Lu