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Better methods to detect insider threats need new anticipatory analytics to capture risky behavior prior to losing data. In search of the best overall classifier, this work empirically scores 88 machine learning algorithms in 16 major…

机器学习 · 计算机科学 2019-01-31 David Noever

Anomaly detection in surveillance videos is attracting an increasing amount of attention. Despite the competitive performance of recent methods, they lack theoretical performance analysis, particularly due to the complex deep neural network…

计算机视觉与模式识别 · 计算机科学 2020-10-15 Keval Doshi , Yasin Yilmaz

In recent years, increased wildfires have caused irreversible damage to forest resources worldwide, threatening wildlives and human living conditions. The lack of accurate frontline information in real-time can pose great risks to…

机器人学 · 计算机科学 2021-12-07 Tai Yang , Shumeng Zhang , Yong Wang , Jialei Liu

We introduce a novel robotic system for improving unseen object instance segmentation in the real world by leveraging long-term robot interaction with objects. Previous approaches either grasp or push an object and then obtain the…

Real-time threat monitoring identifies threatening behaviors in video streams and provides reasoning and assessment of threat events through explanatory text. However, prevailing methodologies, whether based on supervised learning or…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Yuhan Wang , Cheng Liu , Zihan Zhao , Weichao Wu

Deep detection approaches are powerful in controlled conditions, but appear brittle and fail when source models are used off-the-shelf on unseen domains. Most of the existing works on domain adaptation simplify the setting and access…

计算机视觉与模式识别 · 计算机科学 2022-09-02 F. Cappio Borlino , S. Polizzotto , B. Caputo , T. Tommasi

In this paper, we propose an unsupervised video object co-segmentation framework based on the primary object proposals to extract the common foreground object(s) from a given video set. In addition to the objectness attributes and motion…

计算机视觉与模式识别 · 计算机科学 2018-02-12 Michael Ying Yang , Matthias Reso , Jun Tang , Wentong Liao , Bodo Rosenhahn

This paper proposes an end-to-end convolutional selective autoencoder approach for early detection of combustion instabilities using rapidly arriving flame image frames. The instabilities arising in combustion processes cause significant…

计算机视觉与模式识别 · 计算机科学 2016-03-28 Adedotun Akintayo , Kin Gwn Lore , Soumalya Sarkar , Soumik Sarkar

Object detection in fire rescue scenarios is importance for command and decision-making in firefighting operations. However, existing research still suffers from two main limitations. First, current work predominantly focuses on…

计算机视觉与模式识别 · 计算机科学 2026-01-01 Qingyu Xu , Runtong Zhang , Zihuan Qiu , Fanman Meng

In this work we present a novel framework for fire safety management in industrial settings through the implementation of a smart camera platform for jet flames characterization. The approach seeks to alleviate the lack of real-time…

Wildfire events have caused severe losses in many places around the world and are expected to increase with climate change. Throughout the years many technologies have been developed to identify fire events early on and to simulate fire…

机器学习 · 计算机科学 2022-03-30 Eduardo Rodrigues , Bianca Zadrozny , Campbell Watson

Different from static images, videos contain additional temporal and spatial information for better object detection. However, it is costly to obtain a large number of videos with bounding box annotations that are required for supervised…

计算机视觉与模式识别 · 计算机科学 2022-08-19 Zhongjie Yu , Gaoang Wang , Lin Chen , Sebastian Raschka , Jiebo Luo

In this paper, we address the problem of unsupervised video summarization that automatically extracts key-shots from an input video. Specifically, we tackle two critical issues based on our empirical observations: (i) Ineffective feature…

计算机视觉与模式识别 · 计算机科学 2018-11-27 Yunjae Jung , Donghyeon Cho , Dahun Kim , Sanghyun Woo , In So Kweon

An assistive solution to assess incoming threats (e.g., robbery, burglary, gun violence) for homes will enhance the safety of the people with or without disabilities. This paper presents "SafeNet"- an integrated assistive system to generate…

计算机视觉与模式识别 · 计算机科学 2020-02-12 Shahinur Alam , Md Sultan Mahmud , Mohammed Yeasin

Although the problem of automatic video summarization has recently received a lot of attention, the problem of creating a video summary that also highlights elements relevant to a search query has been less studied. We address this problem…

计算机视觉与模式识别 · 计算机科学 2017-09-29 Arun Balajee Vasudevan , Michael Gygli , Anna Volokitin , Luc Van Gool

Given the importance of forests and their role in maintaining the ecological balance, which directly affects the planet, the climate, and the life on this planet, this research presents the problem of forest fire monitoring using drones.…

机器人学 · 计算机科学 2023-05-19 Mahdi Jemmali , Loai Kayed B. Melhim , Wadii Boulila , Hajer Amdouni , Mafawez T. Alharbi

We propose a novel solution for semi-supervised video object segmentation. By the nature of the problem, available cues (e.g. video frame(s) with object masks) become richer with the intermediate predictions. However, the existing methods…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Seoung Wug Oh , Joon-Young Lee , Ning Xu , Seon Joo Kim

Mobile robots navigating in indoor and outdoor environments must be able to identify and avoid unsafe terrain. Although a significant amount of work has been done on the detection of standing obstacles (solid obstructions), not much work…

计算机视觉与模式识别 · 计算机科学 2019-02-05 Anish Singhani

Object detection in thermal images is an important computer vision task and has many applications such as unmanned vehicles, robotics, surveillance and night vision. Deep learning based detectors have achieved major progress, which usually…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Peng Liu , Fuyu Li , Wanyi Li

We present two practical improvement techniques for unsupervised segmentation learning. These techniques address limitations in the resolution and accuracy of predicted segmentation maps of recent state-of-the-art methods. Firstly, we…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Alp Eren Sari , Francesco Locatello , Paolo Favaro