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Videos of robots interacting with objects encode rich information about the objects' dynamics. However, existing video prediction approaches typically do not explicitly account for the 3D information from videos, such as robot actions and…

Robotics · Computer Science 2024-10-25 Mingtong Zhang , Kaifeng Zhang , Yunzhu Li

In real scenarios, videos can span several minutes or even hours. However, existing research on spatio-temporal video grounding (STVG), given a textual query, mainly focuses on localizing targets in short videos of tens of seconds,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Xin Gu , Bing Fan , Jiali Yao , Zhipeng Zhang , Yan Huang , Cheng Han , Heng Fan , Libo Zhang

In this paper, we address the challenge of generating temporally consistent videos with motion guidance. While many existing methods depend on additional control modules or inference-time fine-tuning, recent studies suggest that effective…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Xinyu Zhang , Zicheng Duan , Dong Gong , Lingqiao Liu

Abnormal driving behaviour is one of the leading cause of terrible traffic accidents endangering human life. Therefore, study on driving behaviour surveillance has become essential to traffic security and public management. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Yaocong Hu , MingQi Lu , Xiaobo Lu

Humans detect real-world object anomalies by perceiving, interacting, and reasoning based on object-conditioned physical knowledge. The long-term goal of Industrial Anomaly Detection (IAD) is to enable machines to autonomously replicate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Wenqiao Li , Yao Gu , Xintao Chen , Xiaohao Xu , Ming Hu , Xiaonan Huang , Yingna Wu

Diffusion models can generate realistic videos, but existing methods rely on implicitly learning physical reasoning from large-scale text-video datasets, which is costly, difficult to scale, and still prone to producing implausible motions…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Yutong Hao , Chen Chen , Ajmal Saeed Mian , Chang Xu , Daochang Liu

The vision-based grasp detection method is an important research direction in the field of robotics. However, due to the rectangle metric of the grasp detection rectangle's limitation, a false-positive grasp occurs, resulting in the failure…

Robotics · Computer Science 2022-05-10 Yuanhao Li , Yu Liu , Zhiqiang Ma , Panfeng Huang

Efficient neural representations for dynamic video scenes are critical for applications ranging from video compression to interactive simulations. Yet, existing methods often face challenges related to high memory usage, lengthy training…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Andrew Bond , Jui-Hsien Wang , Long Mai , Erkut Erdem , Aykut Erdem

Reward-based fine-tuning of video diffusion models is an effective approach to improve the quality of generated videos, as it can fine-tune models without requiring real-world video datasets. However, it can sometimes be limited to specific…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Takehiro Aoshima , Yusuke Shinohara , Byeongseon Park

Autonomous driving requires robust perception models trained on high-quality, large-scale multi-view driving videos for tasks like 3D object detection, segmentation and trajectory prediction. While world models provide a cost-effective…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Zhuoran Yang , Xi Guo , Chenjing Ding , Chiyu Wang , Wei Wu

Reconstructing a dynamic target moving over a large area is challenging. Standard approaches for dynamic object reconstruction require dense coverage in both the viewing space and the temporal dimension, typically relying on multi-view…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Jun-Jee Chao , Volkan Isler

Recent advances in deep generative models have lead to remarkable progress in synthesizing high quality images. Following their successful application in image processing and representation learning, an important next step is to consider…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Thomas Unterthiner , Sjoerd van Steenkiste , Karol Kurach , Raphael Marinier , Marcin Michalski , Sylvain Gelly

3D Gaussian Splatting (3DGS) enables fast, high-quality novel view synthesis but typically relies on densification followed by pruning to optimize the number of Gaussians. Existing mask-based pruning, such as MaskGS, regularizes the global…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Ashkan Taghipour , Vahid Naghshin , Benjamin Southwell , Farid Boussaid , Hamid Laga , Mohammed Bennamoun

In recent years, with the rapid development of face editing and generation, more and more fake videos are circulating on social media, which has caused extreme public concerns. Existing face forgery detection methods based on frequency…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Yukai Wang , Chunlei Peng , Decheng Liu , Nannan Wang , Xinbo Gao

Video prediction aims to predict future frames by modeling the complex spatiotemporal dynamics in videos. However, most of the existing methods only model the temporal information and the spatial information for videos in an independent…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Zheng Chang , Xinfeng Zhang , Shanshe Wang , Siwei Ma , Wen Gao

The pursuit of higher compression efficiency continuously drives the advances of video coding technologies. Fundamentally, we wish to find better "predictions" or "priors" that are reconstructed previously to remove the signal dependency…

Image and Video Processing · Electrical Eng. & Systems 2019-02-22 Haojie Liu , Tong Chen , Ming Lu , Qiu Shen , Zhan Ma

We propose a new action and gesture recognition method based on spatio-temporal covariance descriptors and a weighted Riemannian locality preserving projection approach that takes into account the curved space formed by the descriptors. The…

Computer Vision and Pattern Recognition · Computer Science 2013-03-26 Andres Sanin , Conrad Sanderson , Mehrtash T. Harandi , Brian C. Lovell

With the rapid advancement of generative models, the visual quality of generated images has become nearly indistinguishable from the real ones, posing challenges to content authenticity verification. Existing methods for detecting…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 JiaXin Chen , Miao Hu , DengYong Zhang , Yun Song , Xin Liao

We analyze in a closed form the learning dynamics of stochastic gradient descent (SGD) for a single-layer neural network classifying a high-dimensional Gaussian mixture where each cluster is assigned one of two labels. This problem provides…

Machine Learning · Computer Science 2022-03-28 Francesca Mignacco , Florent Krzakala , Pierfrancesco Urbani , Lenka Zdeborová

In the domain of emotion recognition using body motion, the primary challenge lies in the scarcity of diverse and generalizable datasets. Automatic emotion recognition uses machine learning and artificial intelligence techniques to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Seyed Muhammad Hossein Mousavi