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Related papers: Few-shot Scene-adaptive Anomaly Detection

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This work tackles Weakly Supervised Anomaly detection, in which a predictor is allowed to learn not only from normal examples but also from a few labeled anomalies made available during training. In particular, we deal with the localization…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Aniello Panariello , Angelo Porrello , Simone Calderara , Rita Cucchiara

Few-shot object detection, learning to adapt to the novel classes with a few labeled data, is an imperative and long-lasting problem due to the inherent long-tail distribution of real-world data and the urgent demands to cut costs of data…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Leng Jiaxu , Chen Taiyue , Gao Xinbo , Yu Yongtao , Wang Ye , Gao Feng , Wang Yue

This review article surveys the current progresses made toward video-based anomaly detection. We address the most fundamental aspect for video anomaly detection, that is, video feature representation. Much research works have been done in…

Computer Vision and Pattern Recognition · Computer Science 2015-05-05 Yong Shean Chong , Yong Haur Tay

Automated detection of abnormalities in data has been studied in research area in recent years because of its diverse applications in practice including video surveillance, industrial damage detection and network intrusion detection.…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Hung Vu , Dinh Phung , Tu Dinh Nguyen , Anthony Trevors , Svetha Venkatesh

Anomaly activities such as robbery, explosion, accidents, etc. need immediate actions for preventing loss of human life and property in real world surveillance systems. Although the recent automation in surveillance systems are capable of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Snehashis Majhi , Srijan Das , Francois Bremond , Ratnakar Dash , Pankaj Kumar Sa

Video anomaly detection is an ill-posed problem because it relies on many parameters such as appearance, pose, camera angle, background, and more. We distill the problem to anomaly detection of human pose, thus decreasing the risk of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Or Hirschorn , Shai Avidan

Anomaly detection from a driver's perspective when driving is important to autonomous vehicles. As a part of Advanced Driver Assistance Systems (ADAS), it can remind the driver about dangers timely. Compared with traditional studied scenes…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Yuan Yuan , Dong Wang , Qi Wang

Few-shot anomaly detection streamlines and simplifies industrial safety inspection. However, limited samples make accurate differentiation between normal and abnormal features challenging, and even more so under category-agnostic…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Guangyao Zhai , Yue Zhou , Xinyan Deng , Lars Heckler , Nassir Navab , Benjamin Busam

Few-shot learning is a relatively new technique that specializes in problems where we have little amounts of data. The goal of these methods is to classify categories that have not been seen before with just a handful of samples. Recent…

Target-driven visual navigation is a challenging problem that requires a robot to find the goal using only visual inputs. Many researchers have demonstrated promising results using deep reinforcement learning (deep RL) on various robotic…

Robotics · Computer Science 2021-06-08 Qian Luo , Maks Sorokin , Sehoon Ha

Human Action Anomaly Detection (HAAD) aims to identify anomalous actions given only normal action data during training. Existing methods typically follow a one-model-per-category paradigm, requiring separate training for each action…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Koichiro Kamide , Shunsuke Sakai , Shun Maeda , Chunzhi Gu , Chao Zhang

In Pose-based Video Anomaly Detection prior art is rooted on the assumption that abnormal events can be mostly regarded as a result of uncommon human behavior. Opposed to utilizing skeleton representations of humans, however, we investigate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-30 Mia Siemon , Ivan Nikolov , Thomas B. Moeslund , Kamal Nasrollahi

Video anomaly detection has gained significant attention due to the increasing requirements of automatic monitoring for surveillance videos. Especially, the prediction based approach is one of the most studied methods to detect anomalies by…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Chaewon Park , MyeongAh Cho , Minhyeok Lee , Sangyoun Lee

Most models for weakly supervised video anomaly detection (WS-VAD) rely on multiple instance learning, aiming to distinguish normal and abnormal snippets without specifying the type of anomaly. However, the ambiguous nature of anomaly…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Chenchen Tao , Xiaohao Peng , Chong Wang , Jiafei Wu , Puning Zhao , Jun Wang , Jiangbo Qian

Sound event detection is to infer the event by understanding the surrounding environmental sounds. Due to the scarcity of rare sound events, it becomes challenging for the well-trained detectors which have learned too much prior knowledge.…

Sound · Computer Science 2022-05-27 Chendong Zhao , Jianzong Wang , Leilai Li , Xiaoyang Qu , Jing Xiao

We study few-shot acoustic event detection (AED) in this paper. Few-shot learning enables detection of new events with very limited labeled data. Compared to other research areas like computer vision, few-shot learning for audio recognition…

Machine Learning · Computer Science 2020-02-24 Bowen Shi , Ming Sun , Krishna C. Puvvada , Chieh-Chi Kao , Spyros Matsoukas , Chao Wang

Digital camera pipelines employ color constancy methods to estimate an unknown scene illuminant, in order to re-illuminate images as if they were acquired under an achromatic light source. Fully-supervised learning approaches exhibit…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Steven McDonagh , Sarah Parisot , Fengwei Zhou , Xing Zhang , Ales Leonardis , Zhenguo Li , Gregory Slabaugh

A primary challenge faced in few-shot action recognition is inadequate video data for training. To address this issue, current methods in this field mainly focus on devising algorithms at the feature level while little attention is paid to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Huabin Liu , Weixian Lv , John See , Weiyao Lin

Viewpoint estimation for known categories of objects has been improved significantly thanks to deep networks and large datasets, but generalization to unknown categories is still very challenging. With an aim towards improving performance…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Hung-Yu Tseng , Shalini De Mello , Jonathan Tremblay , Sifei Liu , Stan Birchfield , Ming-Hsuan Yang , Jan Kautz

Manipulated videos often contain subtle inconsistencies between their visual and audio signals. We propose a video forensics method, based on anomaly detection, that can identify these inconsistencies, and that can be trained solely using…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Chao Feng , Ziyang Chen , Andrew Owens
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