English
Related papers

Related papers: Skeletal Video Anomaly Detection using Deep Learni…

200 papers

Due to the limited availability of anomalous samples for training, video anomaly detection is commonly viewed as a one-class classification problem. Many prevalent methods investigate the reconstruction difference produced by AutoEncoders…

Computer Vision and Pattern Recognition · Computer Science 2023-03-10 Xiangyu Huang , Caidan Zhao , Chenxing Gao , Lvdong Chen , Zhiqiang Wu

A self-supervised multi-task learning (SSMTL) framework for video anomaly detection was recently introduced in literature. Due to its highly accurate results, the method attracted the attention of many researchers. In this work, we revisit…

In response to the global COVID-19 pandemic, there has been a critical demand for protective measures, with face masks emerging as a primary safeguard. The approach involves a two-fold strategy: first, recognizing the presence of a face by…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 R. Chinnaiyan , Iyyappan M , Al Raiyan Shariff A , Kondaveeti Sai , Mallikarjunaiah B M , P Bharath

Anomaly detection in videos is a significant yet challenging problem. Previous approaches based on deep neural networks employ either reconstruction-based or prediction-based approaches. Nevertheless, existing reconstruction-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Yizhou Wang , Can Qin , Yue Bai , Yi Xu , Xu Ma , Yun Fu

The proliferation of deep learning applications in healthcare calls for data aggregation across various institutions, a practice often associated with significant privacy concerns. This concern intensifies in medical image analysis, where…

Machine Learning · Computer Science 2023-07-03 Kishore Babu Nampalle , Pradeep Singh , Uppala Vivek Narayan , Balasubramanian Raman

Deep learning has proved to be very effective in video action recognition. Video violence recognition attempts to learn the human multi-dynamic behaviours in more complex scenarios. In this work, we develop a method for video violence…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Yukun Su , Guosheng Lin , Qingyao Wu

Surveillance videos are able to capture a variety of realistic anomalies. In this paper, we propose to learn anomalies by exploiting both normal and anomalous videos. To avoid annotating the anomalous segments or clips in training videos,…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Waqas Sultani , Chen Chen , Mubarak Shah

Video anomaly detection (VAD) holds immense importance across diverse domains such as surveillance, healthcare, and environmental monitoring. While numerous surveys focus on conventional VAD methods, they often lack depth in exploring…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Moshira Abdalla , Sajid Javed , Muaz Al Radi , Anwaar Ulhaq , Naoufel Werghi

We propose a novel skeleton-based representation for 3D action recognition in videos using Deep Convolutional Neural Networks (D-CNNs). Two key issues have been addressed: First, how to construct a robust representation that easily captures…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 Huy Hieu Pham , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A. Velastin

Video surveillance has become ubiquitous in the modern world. Mobile devices, surveillance cameras, and IoT devices, all can record video that can violate our privacy. One proposed solution for this is privacy-preserving video, which…

Cryptography and Security · Computer Science 2022-11-08 Chengkai Yu , Charles Fleming , Hai-Ning Liang

Video anomaly detection (VAD) addresses the problem of automatically finding anomalous events in video data. The primary data modalities on which current VAD systems work on are monochrome or RGB images. Using depth data in this context…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Pascal Schneider , Jason Rambach , Bruno Mirbach , Didier Stricker

Deep learning has been successfully applied to solve various complex problems ranging from big data analytics to computer vision and human-level control. Deep learning advances however have also been employed to create software that can…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Thanh Thi Nguyen , Quoc Viet Hung Nguyen , Dung Tien Nguyen , Duc Thanh Nguyen , Thien Huynh-The , Saeid Nahavandi , Thanh Tam Nguyen , Quoc-Viet Pham , Cuong M. Nguyen

Due to the development of facial manipulation techniques in recent years deepfake detection in video stream became an important problem for face biometrics, brand monitoring or online video conferencing solutions. In case of a biometric…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Kirill Vyshegorodtsev , Dmitry Kudiyarov , Alexander Balashov , Alexander Kuzmin

Video anomaly detection (VAD) systems often prioritize accuracy while overlooking privacy concerns, limiting their suitability for real-world deployment. We propose the Orthogonal Projection Layer (OPL), a lightweight module that removes…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Lei Wang , Wenxiang Diao , Andrew Busch , Jun Zhou , Yongsheng Gao

Human fall is one of the very critical health issues, especially for elders and disabled people living alone. The number of elder populations is increasing steadily worldwide. Therefore, human fall detection is becoming an effective…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Ekram Alam , Abu Sufian , Paramartha Dutta , Marco Leo

Kinect skeleton tracker is able to achieve considerable human body tracking performance in convenient and a low-cost manner. However, The tracker often captures unnatural human poses such as discontinuous and vibrated motions when…

Computer Vision and Pattern Recognition · Computer Science 2016-04-18 Youngbin Park , Sungphill Moon , Il Hong Suh

One of the many Autonomous Systems (ASs), such as autonomous driving cars, performs various safety-critical functions. Many of these autonomous systems take advantage of Artificial Intelligence (AI) techniques to perceive their environment.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Nour Habib , Yunsu Cho , Abhishek Buragohain , Andreas Rausch

Anomaly Detection is a relevant problem in numerous real-world applications, especially when dealing with images. However, little attention has been paid to the issue of changes over time in the input data distribution, which may cause a…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Nikola Bugarin , Jovana Bugaric , Manuel Barusco , Davide Dalle Pezze , Gian Antonio Susto

In skeleton-based action recognition, graph convolutional networks (GCNs), which model human body skeletons using graphical components such as nodes and connections, have achieved remarkable performance recently. However, current…

Computer Vision and Pattern Recognition · Computer Science 2020-03-18 Jongmin Yu , Yongsang Yoon , Moongu Jeon

We introduce a novel formulation of visual privacy preservation for video foundation models that operates entirely in the latent space. While spatio-temporal features learned by foundation models have deepened general understanding of video…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Joseph Fioresi , Ishan Rajendrakumar Dave , Mubarak Shah