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Related papers: Improving Action Quality Assessment using Weighted…

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Human-machine systems required a deep understanding of human behaviors. Most existing research on action recognition has focused on discriminating between different actions, however, the quality of executing an action has received little…

Human-Computer Interaction · Computer Science 2017-03-07 Shaohe Lv , Yong Lu , Mianxiong Dong , Xiaodong Wang , Yong Dou , Weihua Zhuang

With the rapid development of the Internet, users have increasingly higher expectations for the recommendation accuracy of online content consumption platforms. However, short videos often contain diverse segments, and users may not hold…

Artificial Intelligence · Computer Science 2026-04-29 Wenhao Li , Zihan Lin , Zhengxiao Guo , Jie Zhou , Shukai Liu , Yongqi Liu , Chuan Luo , Chaoyi Ma , Ruiming Tang , Han Li

We present an approach for weakly supervised learning of human actions. Given a set of videos and an ordered list of the occurring actions, the goal is to infer start and end frames of the related action classes within the video and to…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 Alexander Richard , Hilde Kuehne , Juergen Gall

Extending state-of-the-art object detectors from image to video is challenging. The accuracy of detection suffers from degenerated object appearances in videos, e.g., motion blur, video defocus, rare poses, etc. Existing work attempts to…

Computer Vision and Pattern Recognition · Computer Science 2017-08-21 Xizhou Zhu , Yujie Wang , Jifeng Dai , Lu Yuan , Yichen Wei

For fine-grained categorization tasks, videos could serve as a better source than static images as videos have a higher chance of containing discriminative patterns. Nevertheless, a video sequence could also contain a lot of redundant and…

Computer Vision and Pattern Recognition · Computer Science 2018-10-29 Chen Zhu , Xiao Tan , Feng Zhou , Xiao Liu , Kaiyu Yue , Errui Ding , Yi Ma

We propose Compressed Video Aggregator (CVA), a lightweight micro-video recommendation module that decouples video information from preference learning. It aggregates frozen VFM embeddings, and uses latent reasoning without cross-attention…

Machine Learning · Computer Science 2026-05-12 Yang Xiao , Huiyuan Chen , Kaiyuan Deng , Chao Jiang , Zinan Ling , Ruimeng Ye , Xiaolong Ma , Bo Hui

Understanding interaction is an essential part of video action detection. We propose the Asynchronous Interaction Aggregation network (AIA) that leverages different interactions to boost action detection. There are two key designs in it:…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Jiajun Tang , Jin Xia , Xinzhi Mu , Bo Pang , Cewu Lu

Surveillance footage can catch a wide range of realistic anomalies. This research suggests using a weakly supervised strategy to avoid annotating anomalous segments in training videos, which is time consuming. In this approach only video…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Kapil Deshpande , Narinder Singh Punn , Sanjay Kumar Sonbhadra , Sonali Agarwal

No-Reference Video Quality Assessment (NR-VQA) plays an essential role in improving the viewing experience of end-users. Driven by deep learning, recent NR-VQA models based on Convolutional Neural Networks (CNNs) and Transformers have…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Ao-Xiang Zhang , Yu Ran , Weixuan Tang , Yuan-Gen Wang

Vision-Language-Action (VLA) models have recently demonstrated strong performance across embodied tasks. Modern VLAs commonly employ diffusion action experts to efficiently generate high-precision continuous action chunks, while…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Chen Zhao , Zhuoran Wang , Haoyang Li , Shifeng Bao , Guanlin Li , Youhe Feng , Yang Li , Jie Tang , Jing Zhang

Domain adaptation (DA) approaches address domain shift and enable networks to be applied to different scenarios. Although various image DA approaches have been proposed in recent years, there is limited research towards video DA. This is…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Yuecong Xu , Jianfei Yang , Haozhi Cao , Kezhi Mao , Jianxiong Yin , Simon See

Although action recognition systems can achieve top performance when evaluated on in-distribution test points, they are vulnerable to unanticipated distribution shifts in test data. However, test-time adaptation of video action recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Wei Lin , Muhammad Jehanzeb Mirza , Mateusz Kozinski , Horst Possegger , Hilde Kuehne , Horst Bischof

We present accumulator-aware quantization (A2Q), a novel weight quantization method designed to train quantized neural networks (QNNs) to avoid overflow when using low-precision accumulators during inference. A2Q introduces a unique…

Machine Learning · Computer Science 2023-08-28 Ian Colbert , Alessandro Pappalardo , Jakoba Petri-Koenig

Adaptive learning rate methods have been successfully applied in many fields, especially in training deep neural networks. Recent results have shown that adaptive methods with exponential increasing weights on squared past gradients (i.e.,…

Machine Learning · Computer Science 2021-01-05 Hui Zhong , Zaiyi Chen , Chuan Qin , Zai Huang , Vincent W. Zheng , Tong Xu , Enhong Chen

We propose a novel scheme for human action recognition in videos, using a 3-dimensional Convolutional Neural Network (3D CNN) based classifier. Traditionally in deep learning based human activity recognition approaches, either a few random…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 S. H. Shabbeer Basha , Viswanath Pulabaigari , Snehasis Mukherjee

Fine-tuning is widely applied in image classification tasks as a transfer learning approach. It re-uses the knowledge from a source task to learn and obtain a high performance in target tasks. Fine-tuning is able to alleviate the challenge…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Xuyang Shen , Jo Plested , Sabrina Caldwell , Yiran Zhong , Tom Gedeon

Weighted association rule mining reflects semantic significance of item by considering its weight. Classification constructs the classifier and predicts the new data instance. This paper proposes compact weighted class association rule…

Databases · Computer Science 2011-12-12 S. P. Syed Ibrahim , K. R. Chandran

Recent advances in end-to-end video compression have shown promising results owing to their unified end-to-end learning optimization. However, such generalized frameworks often lack content-specific adaptation, leading to suboptimal…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Tiange Zhang , Xiandong Meng , Siwei Ma

Physical rehabilitation programs frequently begin with a brief stay in the hospital and continue with home-based rehabilitation. Lack of feedback on exercise correctness is a significant issue in home-based rehabilitation. Automated…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Aditya Kanade , Mansi Sharma , Manivannan Muniyandi

Video quality assessment (VQA) is a challenging problem due to the numerous factors that can affect the perceptual quality of a video, \eg, content attractiveness, distortion type, motion pattern, and level. However, annotating the Mean…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Kun Yuan , Hongbo Liu , Mading Li , Muyi Sun , Ming Sun , Jiachao Gong , Jinhua Hao , Chao Zhou , Yansong Tang