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As manipulating images by copy-move, splicing and/or inpainting may lead to misinterpretation of the visual content, detecting these sorts of manipulations is crucial for media forensics. Given the variety of possible attacks on the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Chengbo Dong , Xinru Chen , Ruohan Hu , Juan Cao , Xirong Li

A high-resolution video surveillance management system incurs huge amounts of storage and network bandwidth. The current infrastructure required to support a high resolution video surveillance management system (VMS) is expensive and time…

Cryptography and Security · Computer Science 2015-12-02 DJ Neal , Shawon Rahman

Variable-bitrate video streaming is ubiquitous in video surveillance and CCTV, enabling high-quality video streaming while conserving network bandwidth. However, as the name suggests, variable-bitrate IP cameras can generate sharp traffic…

Cryptography and Security · Computer Science 2025-02-06 Emmanuel Goldberg , Oleg Brodt , Aviad Elyashar , Rami Puzis

Fake videos represent an important misinformation threat. While existing forensic networks have demonstrated strong performance on image forgeries, recent results reported on the Adobe VideoSham dataset show that these networks fail to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Tai D. Nguyen , Shengbang Fang , Matthew C. Stamm

In a spoofing attack, a malicious actor impersonates a legitimate user to access or manipulate data without authorization. The vulnerability of cryptographic security mechanisms to compromised user credentials motivates spoofing attack…

Signal Processing · Electrical Eng. & Systems 2024-01-17 Tien Ngoc Ha , Daniel Romero

Law enforcement and city safety are significantly impacted by detecting violent incidents in surveillance systems. Although modern (smart) cameras are widely available and affordable, such technological solutions are impotent in most…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Sanskar Singh , Shivaibhav Dewangan , Ghanta Sai Krishna , Vandit Tyagi , Sainath Reddy , Prathistith Raj Medi

Dynamic Vision Sensor (DVS)-based solutions have recently garnered significant interest across various computer vision tasks, offering notable benefits in terms of dynamic range, temporal resolution, and inference speed. However, as a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Zhongyang Zhang , Shuyang Cui , Kaidong Chai , Haowen Yu , Subhasis Dasgupta , Upal Mahbub , Tauhidur Rahman

The goal of video segmentation is to turn video data into a set of concrete motion clusters that can be easily interpreted as building blocks of the video. There are some works on similar topics like detecting scene cuts in a video, but…

Computer Vision and Pattern Recognition · Computer Science 2019-03-07 Hajar Sadeghi Sokeh , Vasileios Argyriou , Dorothy Monekosso , Paolo Remagnino

Unsupervised video object segmentation (VOS), also known as video salient object detection, aims to detect the most prominent object in a video at the pixel level. Recently, two-stream approaches that leverage both RGB images and optical…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Suhwan Cho , Minhyeok Lee , Jungho Lee , Donghyeong Kim , Seunghoon Lee , Sungmin Woo , Sangyoun Lee

In many intelligent systems, a network of agents collaboratively perceives the environment for better and more efficient situation awareness. As these agents often have limited resources, it could be greatly beneficial to identify the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Shuyue Lan , Zhilu Wang , Amit K. Roy-Chowdhury , Ermin Wei , Qi Zhu

This paper proposes a novel approach to create an automated visual surveillance system which is very efficient in detecting and tracking moving objects in a video captured by moving camera without any apriori information about the captured…

Computer Vision and Pattern Recognition · Computer Science 2017-06-09 Kumar S. Ray , Soma Chakraborty

Slow-motion replays provide a thrilling perspective on pivotal moments within sports games, offering a fresh and captivating visual experience. However, capturing slow-motion footage typically demands high-tech, expensive cameras and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Antoine Deckyvere , Anthony Cioppa , Silvio Giancola , Bernard Ghanem , Marc Van Droogenbroeck

Crime rate is increasing proportionally with the increasing rate of the population. The most prominent approach was to introduce Closed-Circuit Television (CCTV) camera-based surveillance to tackle the issue. Video surveillance cameras have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Tasnim Sakib Apon , Mushfiqul Islam Chowdhury , MD Zubair Reza , Arpita Datta , Syeda Tanjina Hasan , MD. Golam Rabiul Alam

Rapid progress in adversarial learning has enabled the generation of realistic-looking fake visual content. To distinguish between fake and real visual content, several detection techniques have been proposed. The performance of most of…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Bilal Yousaf , Muhammad Usama , Waqas Sultani , Arif Mahmood , Junaid Qadir

We present a new video storage system (VSS) designed to decouple high-level video operations from the low-level details required to store and efficiently retrieve video data. VSS is designed to be the storage subsystem of a video data…

Databases · Computer Science 2021-04-01 Brandon Haynes , Maureen Daum , Dong He , Amrita Mazumdar , Magdalena Balazinska , Alvin Cheung , Luis Ceze

In content-based video retrieval (CBVR), dealing with large-scale collections, efficiency is as important as accuracy; thus, several video-level feature-based studies have actively been conducted. Nevertheless, owing to the severe…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Won Jo , Geuntaek Lim , Gwangjin Lee , Hyunwoo Kim , Byungsoo Ko , Yukyung Choi

With increasing physical threats in recent years targeted at critical infrastructures, it is crucial to establish a reliable threat monitoring system integrating video surveillance and digital sensors based on cutting-edge technologies. A…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Zenjie Li , Barry Norton

Surveillance video parsing, which segments the video frames into several labels, e.g., face, pants, left-leg, has wide applications. However,pixel-wisely annotating all frames is tedious and inefficient. In this paper, we develop a Single…

Computer Vision and Pattern Recognition · Computer Science 2016-11-30 Si Liu , Changhu Wang , Ruihe Qian , Han Yu , Renda Bao

Large Vision-Language Models (LVLMs) can be vulnerable to adversarial images that subtly bias their outputs toward plausible yet incorrect responses. We introduce a general, efficient, and training-free defense that combines image…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Nadav Kadvil , Malak Fares , Ayellet Tal

Video frame interpolation (VFI) enables many important applications that might involve the temporal domain, such as slow motion playback, or the spatial domain, such as stop motion sequences. We are focusing on the former task, where one of…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Uğur Çoğalan , Mojtaba Bemana , Hans-Peter Seidel , Karol Myszkowski