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Video compression performance is closely related to the accuracy of inter prediction. It tends to be difficult to obtain accurate inter prediction for the local video regions with inconsistent motion and occlusion. Traditional video coding…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Xihua Sheng , Li Li , Dong Liu , Houqiang Li

Video action anticipation aims to predict future action categories from observed frames. Current state-of-the-art approaches mainly resort to recurrent neural networks to encode history information into hidden states, and predict future…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Wen Wang , Xiaojiang Peng , Yanzhou Su , Yu Qiao , Jian Cheng

Delay-coordinate embedding is a powerful, time-tested mathematical framework for reconstructing the dynamics of a system from a series of scalar observations. Most of the associated theory and heuristics are overly stringent for real-world…

Dynamical Systems · Mathematics 2018-05-22 Joshua Garland

Deep image prior (DIP) is a recently proposed technique for solving imaging inverse problems by fitting the reconstructed images to the output of an untrained convolutional neural network. Unlike pretrained feedforward neural networks, the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Kevin Zhang , Mingyang Xie , Maharshi Gor , Yi-Ting Chen , Yvonne Zhou , Christopher A. Metzler

Decoupling spatiotemporal representation refers to decomposing the spatial and temporal features into dimension-independent factors. Although previous RGB-D-based motion recognition methods have achieved promising performance through the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Benjia Zhou , Pichao Wang , Jun Wan , Yanyan Liang , Fan Wang , Du Zhang , Zhen Lei , Hao Li , Rong Jin

In this paper we show that learning video feature spaces in which temporal cycles are maximally predictable benefits action classification. In particular, we propose a novel learning approach termed Cycle Encoding Prediction (CEP) that is…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Xinyu Yang , Majid Mirmehdi , Tilo Burghardt

Modeling inverse dynamics is crucial for accurate feedforward robot control. The model computes the necessary joint torques, to perform a desired movement. The highly non-linear inverse function of the dynamical system can be approximated…

Machine Learning · Computer Science 2017-11-15 Stephan Baier , Volker Tresp

Spatial time series forecasting problems arise in a broad range of applications, such as environmental and transportation problems. These problems are challenging because of the existence of specific spatial, short-term and long-term…

Machine Learning · Computer Science 2019-02-05 Reza Asadi , Amelia Regan

Predicting diverse human motions given a sequence of historical poses has received increasing attention. Despite rapid progress, existing work captures the multi-modal nature of human motions primarily through likelihood-based sampling,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-10 Sirui Xu , Yu-Xiong Wang , Liang-Yan Gui

Methods for reconstructing the topology of complex networks from time-resolved observations of node dynamics are gaining relevance across scientific disciplines. Of biggest practical interest are methods that make no assumptions about…

Accurate spatial-temporal traffic flow forecasting is essential for helping traffic managers to take control measures and drivers to choose the optimal travel routes. Recently, graph convolutional networks (GCNs) have been widely used in…

Machine Learning · Computer Science 2022-12-13 Qin Li , Xuan Yang , Yong Wang , Yuankai Wu , Deqiang He

The dichotomy between the challenging nature of obtaining annotations for activities, and the more straightforward nature of data collection from wearables, has resulted in significant interest in the development of techniques that utilize…

Machine Learning · Computer Science 2022-11-14 Harish Haresamudram , Irfan Essa , Thomas Ploetz

Time series forecasting presents significant challenges in real-world applications across various domains. Building upon the decomposition of the time series, we enhance the architecture of machine learning models for better multivariate…

Machine Learning · Computer Science 2026-02-24 Sanjeev Panta , Xu Yuan , Li Chen , Nian-Feng Tzeng

Human motion capture (mocap) is a widely used technique for digitalizing human movements. With growing usage, compressing mocap data has received increasing attention, since compact data size enables efficient storage and transmission. Our…

Multimedia · Computer Science 2014-10-20 Junhui Hou , Lap-Pui Chau , Nadia Magnenat-Thalmann , Ying He

As tensor-valued data become increasingly common in time series analysis, there is a growing need for flexible and interpretable models that can handle high-dimensional predictors and responses across multiple modes. We propose a unified…

Methodology · Statistics 2025-06-10 Shibo Li , Yao Zheng

Supporting real-time interactions between human controllers and remote devices remains a challenging goal in the Metaverse due to the stringent requirements on computing workload, communication throughput, and round-trip latency. In this…

Robotics · Computer Science 2024-07-24 Kan Chen , Zhen Meng , Xiangmin Xu , Changyang She , Philip G. Zhao

The paper considers the problem of performing a task defined on a model parameter that is only observed indirectly through noisy data in an ill-posed inverse problem. A key aspect is to formalize the steps of reconstruction and task as…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Jonas Adler , Sebastian Lunz , Olivier Verdier , Carola-Bibiane Schönlieb , Ozan Öktem

Human motion prediction is a classical problem in computer vision and computer graphics, which has a wide range of practical applications. Previous effects achieve great empirical performance based on an encoding-decoding style. The methods…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Ling-Hao Chen , Jiawei Zhang , Yewen Li , Yiren Pang , Xiaobo Xia , Tongliang Liu

Human motion prediction aims to forecast future poses given a sequence of past 3D skeletons. While this problem has recently received increasing attention, it has mostly been tackled for single humans in isolation. In this paper, we explore…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Wen Guo , Xiaoyu Bie , Xavier Alameda-Pineda , Francesc Moreno-Noguer

In this paper, we tackle the problem of human-robot coordination in sequences of manipulation tasks. Our approach integrates hierarchical human motion prediction with Task and Motion Planning (TAMP). We first devise a hierarchical motion…

Robotics · Computer Science 2021-07-06 An T. Le , Philipp Kratzer , Simon Hagenmayer , Marc Toussaint , Jim Mainprice