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Related papers: Distilling Aggregated Knowledge for Weakly-Supervi…

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Knowledge distillation (KD) achieves promising results on the challenging problem of unsupervised anomaly detection (AD).The representation discrepancy of anomalies in the teacher-student (T-S) model provides essential evidence for AD.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Hanqiu Deng , Xingyu Li

Dark videos often lose essential information, which causes the knowledge learned by networks is not enough to accurately recognize actions. Existing knowledge assembling methods require massive GPU memory to distill the knowledge from…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Ruibing Jin , Guosheng Lin , Min Wu , Jie Lin , Zhengguo Li , Xiaoli Li , Zhenghua Chen

We propose a technique that tackles action detection in multimodal videos under a realistic and challenging condition in which only limited training data and partially observed modalities are available. Common methods in transfer learning…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Zelun Luo , Jun-Ting Hsieh , Lu Jiang , Juan Carlos Niebles , Li Fei-Fei

Anomaly detection is a critical task in computer vision with profound implications for medical imaging, where identifying pathologies early can directly impact patient outcomes. While recent unsupervised anomaly detection approaches show…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Le Dong , Qinzhong Tan , Chunlei Li , Jingliang Hu , Yilei Shi , Weisheng Dong , Xiao Xiang Zhu , Lichao Mou

Knowledge distillation (KD) has traditionally relied on a static teacher-student framework, where a large, well-trained teacher transfers knowledge to a single student model. However, these approaches often suffer from knowledge…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Md. Abdur Rahman , Mohaimenul Azam Khan Raiaan , Sami Azam , Asif Karim , Jemima Beissbarth , Amanda Leach

Knowledge Distillation (KD) has been used in image classification for model compression. However, rare studies apply this technology on single-stage object detectors. Focal loss shows that the accumulated errors of easily-classified samples…

Computer Vision and Pattern Recognition · Computer Science 2019-01-15 Shitao Tang , Litong Feng , Wenqi Shao , Zhanghui Kuang , Wei Zhang , Yimin Chen

Recent efforts towards video anomaly detection (VAD) try to learn a deep autoencoder to describe normal event patterns with small reconstruction errors. The video inputs with large reconstruction errors are regarded as anomalies at the test…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Yuandu Lai , Yahong Han , Yaowei Wang

The widespread implementation of urban surveillance systems has necessitated more sophisticated techniques for anomaly detection to ensure enhanced public safety. This paper presents a significant advancement in the field of anomaly…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Sareh Soltani Nejad , Anwar Haque

Graph-level anomaly detection (GAD) describes the problem of detecting graphs that are abnormal in their structure and/or the features of their nodes, as compared to other graphs. One of the challenges in GAD is to devise graph…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Rongrong Ma , Guansong Pang , Ling Chen , Anton van den Hengel

The widespread use of multi-sensor systems has increased research in multi-view action recognition. While existing approaches in multi-view setups with fully overlapping sensors benefit from consistent view coverage, partially overlapping…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Trung Thanh Nguyen , Yasutomo Kawanishi , Vijay John , Takahiro Komamizu , Ichiro Ide

In the context of label-efficient learning on video data, the distillation method and the structural design of the teacher-student architecture have a significant impact on knowledge distillation. However, the relationship between these…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Chao Wang , Zheng Tang

Knowledge distillation is an effective method for training small and efficient deep learning models. However, the efficacy of a single method can degenerate when transferring to other tasks, modalities, or even other architectures. To…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Roy Miles , Ismail Elezi , Jiankang Deng

Knowledge Distillation-based Anomaly Detection (KDAD) methods rely on the teacher-student paradigm to detect and segment anomalous regions by contrasting the unique features extracted by both networks. However, existing KDAD methods suffer…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Peng Xing , Hao Tang , Jinhui Tang , Zechao Li

We introduce Dynamic Distinction Learning (DDL) for Video Anomaly Detection, a novel video anomaly detection methodology that combines pseudo-anomalies, dynamic anomaly weighting, and a distinction loss function to improve detection…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Demetris Lappas , Vasileios Argyriou , Dimitrios Makris

Knowledge distillation aims to enhance the performance of a lightweight student model by exploiting the knowledge from a pre-trained cumbersome teacher model. However, in the traditional knowledge distillation, teacher predictions are only…

Machine Learning · Computer Science 2023-05-26 Shiya Luo , Defang Chen , Can Wang

Knowledge Distillation (KD) for object detection aims to train a compact detector by transferring knowledge from a teacher model. Since the teacher model perceives data in a way different from humans, existing KD methods only distill…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Jiawei Liang , Siyuan Liang , Aishan Liu , Ke Ma , Jingzhi Li , Xiaochun Cao

Dense visual prediction tasks, such as detection and segmentation, are crucial for time-critical applications (e.g., autonomous driving and video surveillance). While deep models achieve strong performance, their efficiency remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Qizhen Lan , Qing Tian

Continual learning, involving sequential training on diverse tasks, often faces catastrophic forgetting. While knowledge distillation-based approaches exhibit notable success in preventing forgetting, we pinpoint a limitation in their…

Machine Learning · Computer Science 2024-05-17 Zenglin Shi , Pei Liu , Tong Su , Yunpeng Wu , Kuien Liu , Yu Song , Meng Wang

Incremental learning targets at achieving good performance on new categories without forgetting old ones. Knowledge distillation has been shown critical in preserving the performance on old classes. Conventional methods, however,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-08 Peng Zhou , Long Mai , Jianming Zhang , Ning Xu , Zuxuan Wu , Larry S. Davis

Knowledge Distillation (KD) is a promising approach for unsupervised Anomaly Detection (AD). However, the student network's over-generalization often diminishes the crucial representation differences between teacher and student in anomalous…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Xinyue Liu , Jianyuan Wang , Biao Leng , Shuo Zhang