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Reconstructing an interactive human avatar and the background from a monocular video of a dynamic human scene is highly challenging. In this work we adopt a strategy of point cloud decoupling and joint optimization to achieve the decoupled…

Graphics · Computer Science 2025-06-30 Da Li , Donggang Jia , Markus Hadwiger , Ivan Viola

Synthesizing 3D human motion plays an important role in many graphics applications as well as understanding human activity. While many efforts have been made on generating realistic and natural human motion, most approaches neglect the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Jiashun Wang , Huazhe Xu , Jingwei Xu , Sifei Liu , Xiaolong Wang

Deep learning has enabled remarkable improvements in grasp synthesis for previously unseen objects from partial object views. However, existing approaches lack the ability to explicitly reason about the full 3D geometry of the object when…

Robotics · Computer Science 2020-03-19 Mark Van der Merwe , Qingkai Lu , Balakumar Sundaralingam , Martin Matak , Tucker Hermans

Graph-based models have achieved great success in person re-identification tasks recently, which compute the graph topology structure (affinities) among different people first and then pass the information across them to achieve stronger…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Xulin Li , Yan Lu , Bin Liu , Yating Liu , Guojun Yin , Qi Chu , Jinyang Huang , Feng Zhu , Rui Zhao , Nenghai Yu

Recent methods using diffusion models have made significant progress in human image generation with various control signals such as pose priors. However, existing efforts are still struggling to generate high-quality images with consistent…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Xiangchen Yin , Donglin Di , Lei Fan , Hao Li , Wei Chen , Xiaofei Gou , Yang Song , Xiao Sun , Xun Yang

Robotic grasping of house-hold objects has made remarkable progress in recent years. Yet, human grasps are still difficult to synthesize realistically. There are several key reasons: (1) the human hand has many degrees of freedom (more than…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Korrawe Karunratanakul , Jinlong Yang , Yan Zhang , Michael Black , Krikamol Muandet , Siyu Tang

Feed-forward 3D reconstruction offers substantial runtime advantages over per-scene optimization, which remains slow at inference and often fragile under sparse views. However, existing feed-forward methods still have potential for further…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Tianyu Chen , Wei Xiang , Kang Han , Yu Lu , Di Wu , Gaowen Liu , Ramana Rao Kompella

Scene graph alignment establishes object correspondences between two 3D scene graphs constructed from partially overlapping observations. This enables efficient scene understanding and object-level relocalization when a robot revisits a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Gang Chen , Sebastián Barbas Laina , Stefan Leutenegger , Javier Alonso-Mora

We have recently seen tremendous progress in photo-real human modeling and rendering. Yet, efficiently rendering realistic human performance and integrating it into the rasterization pipeline remains challenging. In this paper, we present…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Yuheng Jiang , Zhehao Shen , Penghao Wang , Zhuo Su , Yu Hong , Yingliang Zhang , Jingyi Yu , Lan Xu

Recent advancements in text-to-image generation have been propelled by the development of diffusion models and multi-modality learning. However, since text is typically represented sequentially in these models, it often falls short in…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Guibao Shen , Luozhou Wang , Jiantao Lin , Wenhang Ge , Chaozhe Zhang , Xin Tao , Yuan Zhang , Pengfei Wan , Zhongyuan Wang , Guangyong Chen , Yijun Li , Ying-Cong Chen

Touch and vision go hand in hand, mutually enhancing our ability to understand the world. From a research perspective, the problem of mixing touch and vision is underexplored and presents interesting challenges. To this end, we propose…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Mauro Comi , Alessio Tonioni , Max Yang , Jonathan Tremblay , Valts Blukis , Yijiong Lin , Nathan F. Lepora , Laurence Aitchison

Feature transformation plays a critical role in enhancing machine learning model performance by optimizing data representations. Recent state-of-the-art approaches address this task as a continuous embedding optimization problem, converting…

Machine Learning · Computer Science 2025-08-29 Yang Gao , Dongjie Wang , Scott Piersall , Ye Zhang , Liqiang Wang

Although 3D Gaussian Splatting (3DGS) has recently made progress in 3D human reconstruction, it primarily relies on 2D pixel-level supervision, overlooking the geometric complexity and topological relationships of different body parts. To…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Hongsheng Wang , Weiyue Zhang , Sihao Liu , Xinrui Zhou , Jing Li , Zhanyun Tang , Shengyu Zhang , Fei Wu , Feng Lin

Generating high-fidelity full-body human interactions with dynamic objects and static scenes remains a critical challenge in computer graphics and animation. Existing methods for human-object interaction often neglect scene context, leading…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Wei Yao , Yunlian Sun , Hongwen Zhang , Yebin Liu , Jinhui Tang

We present a novel framework for animating humans in 3D scenes using 3D Gaussian Splatting (3DGS), a neural scene representation that has recently achieved state-of-the-art photorealistic results for novel-view synthesis but remains…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Aymen Mir , Jian Wang , Riza Alp Guler , Chuan Guo , Gerard Pons-Moll , Bing Zhou

With the advances in capturing 2D or 3D skeleton data, skeleton-based action recognition has received an increasing interest over the last years. As skeleton data is commonly represented by graphs, graph convolutional networks have been…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Shijie Li , Jinhui Yi , Yazan Abu Farha , Juergen Gall

Modeling animatable human avatars from videos is a long-standing and challenging problem. While conventional methods require per-instance optimization, recent feed-forward methods have been proposed to generate 3D Gaussians with a learnable…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Yifan Liu , Shengjun Zhang , Chensheng Dai , Yang Chen , Hao Liu , Chen Li , Yueqi Duan

Tool use requires reasoning about the fit between an object's affordances and the demands of a task. Visual affordance learning can benefit from goal-directed interaction experience, but current techniques rely on human labels or expert…

Robotics · Computer Science 2021-06-30 Dylan Turpin , Liquan Wang , Stavros Tsogkas , Sven Dickinson , Animesh Garg

A classical problem in computer vision is to infer a 3D scene representation from few images that can be used to render novel views at interactive rates. Previous work focuses on reconstructing pre-defined 3D representations, e.g. textured…

Animating realistic character interactions with the surrounding environment is important for autonomous agents in gaming, AR/VR, and robotics. However, current methods for human motion reconstruction struggle with accurately placing humans…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Joshua Li , Brendan Chharawala , Chang Shu , Xue Bin Peng , Pengcheng Xi