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Estimating human motion from video is an active research area due to its many potential applications. Most state-of-the-art methods predict human shape and posture estimates for individual images and do not leverage the temporal information…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Dorian F. Henning , Tristan Laidlow , Stefan Leutenegger

3D human reconstruction and animation are long-standing topics in computer graphics and vision. However, existing methods typically rely on sophisticated dense-view capture and/or time-consuming per-subject optimization procedures. To…

Graphics · Computer Science 2025-06-04 Zhiyuan Yu , Zhe Li , Hujun Bao , Can Yang , Xiaowei Zhou

Manipulation planning is the task of computing robot trajectories that move a set of objects to their target configuration while satisfying physically feasibility. In contrast to existing works that assume known object templates, we are…

Robotics · Computer Science 2019-09-17 Wei Gao , Russ Tedrake

Parkour tasks for quadrupeds have emerged as a promising benchmark for agile locomotion. While human athletes can effectively perceive environmental characteristics to select appropriate footholds for obstacle traversal, endowing legged…

Robotics · Computer Science 2026-01-23 Liang Wang , Kanzhong Yao , Yang Liu , Weikai Qin , Jun Wu , Zhe Sun , Qiuguo Zhu

Skeleton-based human action recognition has been drawing more interest recently due to its low sensitivity to appearance changes and the accessibility of more skeleton data. However, even the 3D skeletons captured in practice are still…

Computer Vision and Pattern Recognition · Computer Science 2022-09-26 Cunling Bian , Wei Feng , Fanbo Meng , Song Wang

Training large language representation models has become a standard in the natural language processing community. This allows for fine tuning on any number of specific tasks, however, these large high capacity models can continue to train…

Computation and Language · Computer Science 2020-04-09 Kristjan Arumae , Parminder Bhatia

Referring image segmentation aims to segment the target object described by a given natural language expression. Typically, referring expressions contain complex relationships between the target and its surrounding objects. The main…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Bo Chen , Zhiwei Hu , Zhilong Ji , Jinfeng Bai , Wangmeng Zuo

3D skeleton-based motion prediction and activity recognition are two interwoven tasks in human behaviour analysis. In this work, we propose a motion context modeling methodology that provides a new way to combine the advantages of both…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Dianhao Zhang , Ngo Anh Vien , Mien Van , Sean McLoone

Part mobility analysis is a significant aspect required to achieve a functional understanding of 3D objects. It would be natural to obtain part mobility from the continuous part motion of 3D objects. In this study, we introduce a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Yahao Shi , Xinyu Cao , Bin Zhou

Learning robot policies using imitation learning requires collecting large amounts of costly action-labeled expert demonstrations, which fundamentally limits the scale of training data. A promising approach to address this bottleneck is to…

Robotics · Computer Science 2025-05-12 Anthony Liang , Pavel Czempin , Matthew Hong , Yutai Zhou , Erdem Biyik , Stephen Tu

Accurate estimation of the environment structure simultaneously with the robot pose is a key capability of autonomous robotic vehicles. Classical simultaneous localization and mapping (SLAM) algorithms rely on the static world assumption to…

Robotics · Computer Science 2018-05-11 Mina Henein , Gerard Kennedy , Viorela Ila , Robert Mahony

In this paper, we proposed a effective but extensible residual one-dimensional convolution neural network as base network, based on the this network, we proposed four subnets to explore the features of skeleton sequences from each aspect.…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Yangyang Xu , Lei Wang

Action visual tempo characterizes the dynamics and the temporal scale of an action, which is helpful to distinguish human actions that share high similarities in visual dynamics and appearance. Previous methods capture the visual tempo…

Computer Vision and Pattern Recognition · Computer Science 2022-07-13 Yuanzhong Liu , Junsong Yuan , Zhigang Tu

This work presents a novel RGB-D SLAM approach to simultaneously segment, track and reconstruct the static background and large dynamic rigid objects that can occlude major portions of the camera view. Previous approaches treat dynamic…

Robotics · Computer Science 2022-01-17 Ran Long , Christian Rauch , Tianwei Zhang , Vladimir Ivan , Sethu Vijayakumar

Developing systems that can synthesize natural and life-like motions for simulated characters has long been a focus for computer animation. But in order for these systems to be useful for downstream applications, they need not only produce…

Machine Learning · Computer Science 2023-02-01 Jordan Juravsky , Yunrong Guo , Sanja Fidler , Xue Bin Peng

The data-driven approach that learns an optimal representation of vision features like skeleton frames or RGB videos is currently a dominant paradigm for activity recognition. While great improvements have been achieved from existing single…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Bruce X. B. Yu , Yan Liu , Keith C. C. Chan

Modality-agnostic Semantic Segmentation (MaSS) aims to achieve robust scene understanding across arbitrary combinations of input modality. Existing methods typically rely on explicit feature alignment to achieve modal homogenization, which…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Lekang Wen , Jing Xiao , Liang Liao , Jiajun Chen , Mi Wang

As interest grows in world models that predict future states from current observations and actions, accurately modeling part-level dynamics has become increasingly relevant for various applications. Existing approaches, such as…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Mingju Gao , Yike Pan , Huan-ang Gao , Zongzheng Zhang , Wenyi Li , Hao Dong , Hao Tang , Li Yi , Hao Zhao

Generating human motion from text has been dominated by denoising motion models either through diffusion or generative masking process. However, these models face great limitations in usability by requiring prior knowledge of the motion…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Ekkasit Pinyoanuntapong , Muhammad Usama Saleem , Pu Wang , Minwoo Lee , Srijan Das , Chen Chen

Long video understanding presents challenges due to the inherent high computational complexity and redundant temporal information. An effective representation for long videos must efficiently process such redundancy while preserving…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Lan Wang , Yujia Chen , Du Tran , Vishnu Naresh Boddeti , Wen-Sheng Chu