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We propose a novel Transformer-based architecture for the task of generative modelling of 3D human motion. Previous work commonly relies on RNN-based models considering shorter forecast horizons reaching a stationary and often implausible…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Emre Aksan , Manuel Kaufmann , Peng Cao , Otmar Hilliges

Articulated objects are pervasive in daily environments, such as drawers and refrigerators. Towards their part-level surface reconstruction and joint parameter estimation, REArtGS introduces a category-agnostic approach using multi-view RGB…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Di Wu , Liu Liu , Anran Huang , Yuyan Liu , Qiaojun Yu , Shaofan Liu , Liangtu Song , Cewu Lu

Reconstructing 2D freehand Ultrasound (US) frames into 3D space without using a tracker has recently seen advances with deep learning. Predicting good frame-to-frame rigid transformations is often accepted as the learning objective,…

Image and Video Processing · Electrical Eng. & Systems 2024-10-22 Qi Li , Ziyi Shen , Qianye Yang , Dean C. Barratt , Matthew J. Clarkson , Tom Vercauteren , Yipeng Hu

We present Autoregressive Representation Alignment (ARRA), a new training framework that unlocks global-coherent text-to-image generation in autoregressive LLMs without architectural modifications. Different from prior works that require…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Xing Xie , Jiawei Liu , Ziyue Lin , Huijie Fan , Zhi Han , Yandong Tang , Liangqiong Qu

We present a novel retargeting algorithm that transfers the musculature of a reference anatomical model to new bodies with different sizes, body proportions, muscle capability, and joint range of motion while preserving the functionality of…

Graphics · Computer Science 2021-02-26 Hoseok Ryu , Minseok Kim , Seunghwan Lee , Moon Seok Park , Kyoungmin Lee , Jehee Lee

We propose an end-to-end trainable, cross-category method for reconstructing multiple man-made articulated objects from a single RGBD image, focusing on part-level shape reconstruction and pose and kinematics estimation. We depart from…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Yuki Kawana , Tatsuya Harada

This paper presents an automated method for 3D character skeleton extraction that can be applied for generic 3D shapes. Our work is motivated by the skeleton-based prior work on automatic rigging focused on skeleton extraction and can…

Graphics · Computer Science 2017-05-17 Yong Khoo , Sang Chung

3D characters are essential to modern creative industries, but making them animatable often demands extensive manual work in tasks like rigging and skinning. Existing automatic rigging tools face several limitations, including the necessity…

Graphics · Computer Science 2025-03-12 Zhiyang Guo , Jinxu Xiang , Kai Ma , Wengang Zhou , Houqiang Li , Ran Zhang

Current challenges in developing foundational models for volumetric imaging data, such as magnetic resonance imaging (MRI), stem from the computational complexity of training state-of-the-art architectures in high dimensions and curating…

Image and Video Processing · Electrical Eng. & Systems 2025-07-14 Ulzee An , Moonseong Jeong , Simon A. Lee , Aditya Gorla , Yuzhe Yang , Sriram Sankararaman

Accurate object geometry estimation is essential for many downstream tasks, including robotic manipulation and physical interaction. Although vision is the dominant modality for shape perception, it becomes unreliable under occlusions or…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Langzhe Gu , Hung-Jui Huang , Mohamad Qadri , Michael Kaess , Wenzhen Yuan

While deep learning has significantly advanced medical image segmentation, most existing methods still struggle with handling complex anatomical regions. Cascaded or deep supervision-based approaches attempt to address this challenge…

Image and Video Processing · Electrical Eng. & Systems 2025-03-03 Tao Chen , Chenhui Wang , Zhihao Chen , Hongming Shan

Generative models have recently advanced $\textit{de novo}$ protein design by learning the statistical regularities of natural structures. However, current approaches face three key limitations: (1) Existing methods cannot jointly learn…

Machine Learning · Computer Science 2026-03-09 Zhanghan Ni , Yanjing Li , Zeju Qiu , Bernhard Schölkopf , Hongyu Guo , Weiyang Liu , Shengchao Liu

Autoregressive models are widely used for tasks such as image and audio generation. The sampling process of these models, however, does not allow interruptions and cannot adapt to real-time computational resources. This challenge impedes…

Machine Learning · Computer Science 2021-02-24 Yilun Xu , Yang Song , Sahaj Garg , Linyuan Gong , Rui Shu , Aditya Grover , Stefano Ermon

Skeleton generation is essential for animating 3D assets, but current deep learning methods remain limited: they cannot handle the growing structural complexity of modern models and offer minimal controllability, creating a major bottleneck…

3D human articulated pose recovery from monocular image sequences is very challenging due to the diverse appearances, viewpoints, occlusions, and also the human 3D pose is inherently ambiguous from the monocular imagery. It is thus critical…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Mude Lin , Liang Lin , Xiaodan Liang , Keze Wang , Hui Cheng

Video temporal grounding (VTG) is a fine-grained video understanding problem that aims to ground relevant clips in untrimmed videos given natural language queries. Most existing VTG models are built upon frame-wise final-layer CLIP…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Ye Liu , Jixuan He , Wanhua Li , Junsik Kim , Donglai Wei , Hanspeter Pfister , Chang Wen Chen

We propose R3GS, a robust reconstruction and relocalization framework tailored for unconstrained datasets. Our method uses a hybrid representation during training. Each anchor combines a global feature from a convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Xu yan , Zhaohui Wang , Rong Wei , Jingbo Yu , Dong Li , Xiangde Liu

Auto-regressive frameworks for next-scale prediction of 2D images have demonstrated strong potential for producing diverse and sophisticated content by progressively refining a coarse input. However, extending this paradigm to 3D object…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Quanyuan Ruan , Kewei Shi , Jiabao Lei , Xifeng Gao , Xiaoguang Han

With the explosive growth of 3D content creation, there is an increasing demand for automatically converting static 3D models into articulation-ready versions that support realistic animation. Traditional approaches rely heavily on manual…

Computer Vision and Pattern Recognition · Computer Science 2025-02-19 Chaoyue Song , Jianfeng Zhang , Xiu Li , Fan Yang , Yiwen Chen , Zhongcong Xu , Jun Hao Liew , Xiaoyang Guo , Fayao Liu , Jiashi Feng , Guosheng Lin

Autonomous assembly of objects is an essential task in robotics and 3D computer vision. It has been studied extensively in robotics as a problem of motion planning, actuator control and obstacle avoidance. However, the task of developing a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Abhinav Narayan Harish , Rajendra Nagar , Shanmuganathan Raman