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Event-based vision, characterized by low redundancy, focus on dynamic motion, and inherent privacy-preserving properties, naturally fits the demands of video anomaly detection (VAD). However, the absence of dedicated event-stream anomaly…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Peng Wu , Yuting Yan , Guansong Pang , Yujia Sun , Qingsen Yan , Peng Wang , Yanning Zhang

A chaotic system is a highly volatile system characterized by its sensitive dependence on initial conditions and outside factors. Chaotic systems are prevalent throughout the world today: in weather patterns, disease outbreaks, and even…

Machine learning and Large language models (LLMs) for vulnerability detection has received significant attention in recent years. Unfortunately, state-of-the-art techniques show that LLMs are unsuccessful in even distinguishing the…

密码学与安全 · 计算机科学 2025-08-05 Mohammed Sayagh , Mohammad Ghafari

Avoiding collisions with vulnerable road users (VRUs) using sensor-based early recognition of critical situations is one of the manifold opportunities provided by the current development in the field of intelligent vehicles. As especially…

计算机视觉与模式识别 · 计算机科学 2018-03-12 Michael Goldhammer , Sebastian Köhler , Stefan Zernetsch , Konrad Doll , Bernhard Sick , Klaus Dietmayer

Botnet detection is a critical step in stopping the spread of botnets and preventing malicious activities. However, reliable detection is still a challenging task, due to a wide variety of botnets involving ever-increasing types of devices…

机器学习 · 计算机科学 2021-04-27 Jeeyung Kim , Alex Sim , Jinoh Kim , Kesheng Wu , Jaegyoon Hahm

Web-scale visual entity recognition, the task of associating images with their corresponding entities within vast knowledge bases like Wikipedia, presents significant challenges due to the lack of clean, large-scale training data. In this…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Mathilde Caron , Alireza Fathi , Cordelia Schmid , Ahmet Iscen

Body-worn video (BWV) cameras are increasingly utilized by police departments to provide a record of police-public interactions. However, large-scale BWV deployment produces terabytes of data per week, necessitating the development of…

计算机视觉与模式识别 · 计算机科学 2016-10-21 Stephanie Allen , David Madras , Ye Ye , Greg Zanotti

Software vulnerabilities bear enterprises significant costs. Despite extensive efforts in research and development of software vulnerability detection methods, uncaught vulnerabilities continue to put software owners and users at risk. Many…

Several studies have used Wikipedia (WP) data-set to analyse worldwide human preferences by languages. However, those studies could suffer from bias related to exceptional social circumstances. Any massive event promoting the exceptional…

物理与社会 · 物理学 2022-05-17 Julien Assuied , Yérali Gandica

The state-of-the-art named entity recognition (NER) systems are statistical machine learning models that have strong generalization capability (i.e., can recognize unseen entities that do not appear in training data) based on lexical and…

计算与语言 · 计算机科学 2019-11-04 Jian Ni , Radu Florian

In weakly supervised video anomaly detection (WVAD), where only video-level labels indicating the presence or absence of abnormal events are available, the primary challenge arises from the inherent ambiguity in temporal annotations of…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Yixuan Zhou , Yi Qu , Xing Xu , Fumin Shen , Jingkuan Song , Hengtao Shen

Architecture erosion has a detrimental effect on maintenance and evolution, as the implementation deviates from the intended architecture. Detecting symptoms of erosion, particularly architectural violations, at an early stage is crucial.…

软件工程 · 计算机科学 2025-08-26 Ruiyin Li , Peng Liang , Paris Avgeriou

The proliferation of software vulnerabilities poses a significant challenge for security databases and analysts tasked with their timely identification, classification, and remediation. With the National Vulnerability Database (NVD)…

密码学与安全 · 计算机科学 2024-03-05 Daniel Alfasi , Tal Shapira , Anat Bremler Barr

On Wikipedia, sophisticated algorithmic tools are used to assess the quality of edits and take corrective actions. However, algorithms can fail to solve the problems they were designed for if they conflict with the values of communities who…

人机交互 · 计算机科学 2020-01-15 C. Estelle Smith , Bowen Yu , Anjali Srivastava , Aaron Halfaker , Loren Terveen , Haiyi Zhu

The Wikimedia Foundation has recently observed that newly joining editors on Wikipedia are increasingly failing to integrate into the Wikipedia editors' community, i.e. the community is becoming increasingly harder to penetrate. To sustain…

计算机与社会 · 计算机科学 2014-05-30 Kalpit V Desai , Roopesh Ranjan

Current weakly supervised video anomaly detection (WSVAD) task aims to achieve frame-level anomalous event detection with only coarse video-level annotations available. Existing works typically involve extracting global features from…

计算机视觉与模式识别 · 计算机科学 2024-08-14 Peng Wu , Xuerong Zhou , Guansong Pang , Zhiwei Yang , Qingsen Yan , Peng Wang , Yanning Zhang

Due to the increasing usage of machine learning (ML) techniques in security- and safety-critical domains, such as autonomous systems and medical diagnosis, ensuring correct behavior of ML systems, especially for different corner cases, is…

密码学与安全 · 计算机科学 2022-12-21 Kexin Pei , Linjie Zhu , Yinzhi Cao , Junfeng Yang , Carl Vondrick , Suman Jana

The problem of detecting bots, automated social media accounts governed by software but disguising as human users, has strong implications. For example, bots have been used to sway political elections by distorting online discourse, to…

人工智能 · 计算机科学 2018-09-27 Sneha Kudugunta , Emilio Ferrara

The unpredictable nature of outdoor settings introduces numerous safety concerns, making hazard detection crucial for safe navigation. This paper introduces a novel system for sidewalk safety navigation utilizing a hybrid approach that…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Edgar Guzman , Robert D. Howe

We introduce CHEW, a novel dataset of changing events in Wikipedia expressed in naturally occurring text. We use CHEW for probing LLMs for their timeline understanding of Wikipedia entities and events in generative and classification…

计算与语言 · 计算机科学 2024-06-28 Hsuvas Borkakoty , Luis Espinosa-Anke