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Cyberattacks on critical infrastructure, particularly water distribution systems, have increased due to rapid digitalization and the integration of IoT devices and industrial control systems (ICS). These cyber-physical systems (CPS)…

密码学与安全 · 计算机科学 2025-09-22 Michael Somma

This study introduces a novel approach to enhance the spatial-temporal resolution of time-event pixels based on luminance changes captured by event cameras. These cameras present unique challenges due to their low resolution and the sparse,…

图像与视频处理 · 电气工程与系统科学 2024-08-14 Waseem Shariff , Joe Lemley , Peter Corcoran

Feature matching is a crucial task in the field of computer vision, which involves finding correspondences between images. Previous studies achieve remarkable performance using learning-based feature comparison. However, the pervasive…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yesheng Zhang , Xu Zhao

We introduce Neural Contextual Anomaly Detection (NCAD), a framework for anomaly detection on time series that scales seamlessly from the unsupervised to supervised setting, and is applicable to both univariate and multivariate time series.…

机器学习 · 计算机科学 2021-07-19 Chris U. Carmona , François-Xavier Aubet , Valentin Flunkert , Jan Gasthaus

Sound event localisation and detection (SELD) is a problem in the field of automatic listening that aims at the temporal detection and localisation (direction of arrival estimation) of sound events within an audio clip, usually of long…

Active event perception, the ability to dynamically detect, track, and summarize events in real time, is essential for embodied intelligence in tasks such as human-AI collaboration, assistive robotics, and autonomous navigation. However,…

机器人学 · 计算机科学 2025-06-24 Zhou Chen , Sanjoy Kundu , Harsimran S. Baweja , Sathyanarayanan N. Aakur

Modern mobile devices are able to provide context-aware and personalized services to the users, by leveraging on their sensing capabilities to infer the activity and situation in which a person is currently involved. Current solutions for…

机器学习 · 计算机科学 2023-07-10 Mattia Giovanni Campana , Franca Delmastro

Parallel event sequences, such as those collected in program execution traces and automated manufacturing pipelines, are typically visualized as interactive parallel timelines. As the dataset size grows, these charts frequently experience…

人机交互 · 计算机科学 2025-08-12 Sayef Azad Sakin , Katherine E. Isaacs

Object detection on drone images with low-latency is an important but challenging task on the resource-constrained unmanned aerial vehicle (UAV) platform. This paper investigates optimizing the detection head based on the sparse…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Bowei Du , Yecheng Huang , Jiaxin Chen , Di Huang

Human Activity Recognition (HAR) is essential in ubiquitous computing, with far-reaching real-world applications. While recent SOTA HAR research has demonstrated impressive performance, some key aspects remain under-explored. Firstly, HAR…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Wen Ge , Guanyi Mou , Emmanuel O. Agu , Kyumin Lee

Event-based sensors have emerged as a promising solution for addressing challenging conditions in pedestrian and traffic monitoring systems. Their low-latency and high dynamic range allow for improved response time in safety-critical…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Kaustav Chanda , Aayush Atul Verma , Arpitsinh Vaghela , Yezhou Yang , Bharatesh Chakravarthi

The ranking of sound event detection (SED) systems may be biased by assumptions inherent to evaluation criteria and to the choice of an operating point. This paper compares conventional event-based and segment-based criteria against the…

音频与语音处理 · 电气工程与系统科学 2020-10-27 Giacomo Ferroni , Nicolas Turpault , Juan Azcarreta , Francesco Tuveri , Romain Serizel , Çagdaş Bilen , Sacha Krstulović

Traditional security scanners fail when facing new attack patterns they haven't seen before. They rely on fixed rules and predetermined signatures, making them blind to novel threats. We present a fundamentally different approach: instead…

密码学与安全 · 计算机科学 2025-11-21 Ayush Chaudhary

This work considers the problem of detecting signals from multiple sequentially observed data streams, where only one stream can be observed at every time instant. The goal is to detect signals as quickly as possible while controlling the…

统计方法学 · 统计学 2026-04-07 Yiming Xing , Georgios Fellouris

Contextual information provides important cues for disambiguating visually similar pixels in scene segmentation. In this paper, we introduce a neuron-level Selective Context Aggregation (SCA) module for scene segmentation, comprised of a…

计算机视觉与模式识别 · 计算机科学 2017-11-23 Zhenhua Wang , Fanglin Gu , Dani Lischinski , Daniel Cohen-Or , Changhe Tu , Baoquan Chen

The risk of soft errors due to radiation continues to be a significant challenge for engineers trying to build systems that can handle harsh environments. Building systems that are Radiation Hardened by Design (RHBD) is the preferred…

硬件体系结构 · 计算机科学 2020-01-23 Sai Aparna Aketi , Smriti Gupta , Huimei Cheng , Joycee Mekie , Peter A. Beerel

The understanding of the surrounding environment plays a critical role in autonomous robotic systems, such as self-driving cars. Extensive research has been carried out concerning visual perception. Yet, to obtain a more complete perception…

音频与语音处理 · 电气工程与系统科学 2021-01-13 Karim Guirguis , Christoph Schorn , Andre Guntoro , Sherif Abdulatif , Bin Yang

Change Detection (CD) is an essential field in remote sensing, with a primary focus on identifying areas of change in bi-temporal image pairs captured at varying intervals of the same region by a satellite. The data annotation process for…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Ran Lingyan , Wen Dongcheng , Zhuo Tao , Zhang Shizhou , Zhang Xiuwei , Zhang Yanning

We target the problem of developing new low-complexity networks for the sound event detection task. Our goal is to meticulously analyze the performance-complexity trade-off, aiming to be competitive with the large state-of-the-art models,…

声音 · 计算机科学 2025-06-13 Tobias Morocutti , Florian Schmid , Jonathan Greif , Francesco Foscarin , Gerhard Widmer

Video anomaly detection under weak supervision presents significant challenges, particularly due to the lack of frame-level annotations during training. While prior research has utilized graph convolution networks and self-attention…

计算机视觉与模式识别 · 计算机科学 2024-01-24 Yujiang Pu , Xiaoyu Wu , Lulu Yang , Shengjin Wang