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Related papers: Violence Detection in Videos

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In this paper, we study the challenging problem of categorizing videos according to high-level semantics such as the existence of a particular human action or a complex event. Although extensive efforts have been devoted in recent years,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-23 Yu-Gang Jiang , Zuxuan Wu , Jun Wang , Xiangyang Xue , Shih-Fu Chang

In this work we tackle the task of video-based visual emotion recognition in the wild. Standard methodologies that rely solely on the extraction of bodily and facial features often fall short of accurate emotion prediction in cases where…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Ioannis Pikoulis , Panagiotis P. Filntisis , Petros Maragos

Video classification is productive in many practical applications, and the recent deep learning has greatly improved its accuracy. However, existing works often model video frames indiscriminately, but from the view of motion, video frames…

Computer Vision and Pattern Recognition · Computer Science 2017-03-28 Yunzhen Zhao , Yuxin Peng

When it comes to classifying child sexual abuse images, managing similar inter-class correlations and diverse intra-class correlations poses a significant challenge. Vision transformer models, unlike conventional deep convolutional network…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Hanxian He , Campbell Wilson , Thanh Thi Nguyen , Janis Dalins

Action recognition in surveillance video makes our life safer by detecting the criminal events or predicting violent emergencies. However, efficient action recognition is not free of difficulty. First, there are so many action classes in…

Computer Vision and Pattern Recognition · Computer Science 2017-10-23 Kun Liu , Wu Liu , Huadong Ma , Wenbing Huang , Xiongxiong Dong

This paper strives to find the sentence best describing the content of an image or video. Different from existing works, which rely on a joint subspace for image / video to sentence matching, we propose to do so in a visual space only. We…

Computer Vision and Pattern Recognition · Computer Science 2016-11-28 Jianfeng Dong , Xirong Li , Cees G. M. Snoek

Gang violence is a severe issue in major cities across the U.S. and recent studies [Patton et al. 2017] have found evidence of social media communications that can be linked to such violence in communities with high rates of exposure to…

In this work we deal with the problem of high-level event detection in video. Specifically, we study the challenging problems of i) learning to detect video events from solely a textual description of the event, without using any positive…

Machine Learning · Computer Science 2015-11-26 Christos Tzelepis , Damianos Galanopoulos , Vasileios Mezaris , Ioannis Patras

Manipulating video content is easier than ever. Due to the misuse potential of manipulated content, multiple detection techniques that analyze the pixel data from the videos have been proposed. However, clever manipulators should also…

Machine Learning · Computer Science 2019-06-21 David Güera , Sriram Baireddy , Paolo Bestagini , Stefano Tubaro , Edward J. Delp

We introduce a new method for camera-model identification. Our approach combines two independent aspects of video file generation corresponding to video coding and media data encapsulation. To this end, a joint representation of the overall…

Cryptography and Security · Computer Science 2023-05-24 Enes Altinisik , Husrev Taha Sencar , Diram Tabaa

Learning to detect real-world anomalous events using video-level annotations is a difficult task mainly because of the noise present in labels. An anomalous labelled video may actually contain anomaly only in a short duration while the rest…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Muhammad Zaigham Zaheer , Jin-ha Lee , Marcella Astrid , Arif Mahmood , Seung-Ik Lee

Advances in machine learning and contactless sensors have enabled the understanding complex human behaviors in a healthcare setting. In particular, several deep learning systems have been introduced to enable comprehensive analysis of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Pengbo Wei , David Ahmedt-Aristizabal , Harshala Gammulle , Simon Denman , Mohammad Ali Armin

Computer vision and machine learning have brought revolutionary shifts in perception for researchers, scientists, and the general populace. Once thought to be unattainable, these technologies have achieved the seemingly impossible. Their…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Afnan Alazbah , Khalid Fakeeh , Osama Rabie

Emotion recognition plays a pivotal role in enhancing human-computer interaction, particularly in movie recommendation systems where understanding emotional content is essential. While multimodal approaches combining audio and video have…

Sound · Computer Science 2025-11-25 Xiangrui Xiong , Zhou Zhou , Guocai Nong , Junlin Deng , Ning Wu

Video-based movie genre classification has garnered considerable attention due to its various applications in recommendation systems. Prior work has typically addressed this task by adapting models from traditional video classification…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Zhongping Zhang , Yiwen Gu , Bryan A. Plummer , Xin Miao , Jiayi Liu , Huayan Wang

On dedicated websites, people can upload videos and share it with the rest of the world. Currently these videos are cat- egorized manually by the help of the user community. In this paper, we propose a combination of color spaces with the…

Computer Vision and Pattern Recognition · Computer Science 2012-04-10 Rehanullah Khan , Asad Maqsood , Zeeshan Khan , Muhammad Ishaq , Arsalan Arif

In an era of rapidly evolving internet technology, the surge in multimodal content, including videos, has expanded the horizons of online communication. However, the detection of toxic content in this diverse landscape, particularly in…

Artificial Intelligence · Computer Science 2024-07-16 Krishanu Maity , A. S. Poornash , Sriparna Saha , Pushpak Bhattacharyya

Important gains have recently been obtained in object detection by using training objectives that focus on {\em hard negative} examples, i.e., negative examples that are currently rated as positive or ambiguous by the detector. These…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 SouYoung Jin , Aruni RoyChowdhury , Huaizu Jiang , Ashish Singh , Aditya Prasad , Deep Chakraborty , Erik Learned-Miller

Stories are a very compelling medium to convey ideas, experiences, social and cultural values. Narrative is a specific manifestation of the story that turns it into knowledge for the audience. In this paper, we propose a machine learning…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Prashanth Vijayaraghavan , Deb Roy

Video saliency detection (VSD) aims at fast locating the most attractive objects/things/patterns in a given video clip. Existing VSD-related works have mainly relied on the visual system but paid less attention to the audio aspect, while,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Chenglizhao Chen , Mengke Song , Wenfeng Song , Li Guo , Muwei Jian