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The creation of lifelike human avatars capable of realistic pose variation and viewpoint flexibility remains a fundamental challenge in computer vision and graphics. Current approaches typically yield either geometrically inconsistent…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Chia-Hern Lai , I-Hsuan Lo , Yen-Ku Yeh , Thanh-Nguyen Truong , Ching-Chun Huang

3D Gaussian Splatting (3DGS) has recently emerged as a powerful scene representation and is increasingly used for visual localization and pose refinement. However, despite its high-quality differentiable rendering, the robustness of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Mangyu Kong , Jaewon Lee , Seongwon Lee , Euntai Kim

Recently, there has been an arms race of pose forecasting methods aimed at solving the spatio-temporal task of predicting a sequence of future 3D poses of a person given a sequence of past observed ones. However, the lack of unified…

Estimating robot pose and joint angles is significant in advanced robotics, enabling applications like robot collaboration and online hand-eye calibration.However, the introduction of unknown joint angles makes prediction more complex than…

Robotics · Computer Science 2024-03-28 Yang Tian , Jiyao Zhang , Guowei Huang , Bin Wang , Ping Wang , Jiangmiao Pang , Hao Dong

Multi-person pose estimation in images and videos is an important yet challenging task with many applications. Despite the large improvements in human pose estimation enabled by the development of convolutional neural networks, there still…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Mihai Fieraru , Anna Khoreva , Leonid Pishchulin , Bernt Schiele

Diffusion Transformer models can generate images with remarkable fidelity and detail, yet training them at ultra-high resolutions remains extremely costly due to the self-attention mechanism's quadratic scaling with the number of image…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Noam Issachar , Guy Yariv , Sagie Benaim , Yossi Adi , Dani Lischinski , Raanan Fattal

Pose estimation refers to tracking a human's full body posture, including their head, torso, arms, and legs. The problem is challenging in practical settings where the number of body sensors are limited. Past work has shown promising…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Sahil Bhandary Karnoor , Romit Roy Choudhury

Recently, research on denoising diffusion models has expanded its application to the field of image restoration. Traditional diffusion-based image restoration methods utilize degraded images as conditional input to effectively guide the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Zhenning Shi , Haoshuai Zheng , Chen Xu , Changsheng Dong , Bin Pan , Xueshuo Xie , Along He , Tao Li , Huazhu Fu

Recent methods using diffusion models have made significant progress in Human Image Generation (HIG) with various control signals such as pose priors. In HIG, both accurate human poses and coherent visual quality are crucial for image…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Shibang Liu , Xuemei Xie , Guangming Shi

We introduce an approach that accurately reconstructs 3D human poses and detailed 3D full-body geometric models from single images in realtime. The key idea of our approach is a novel end-to-end multi-task deep learning framework that uses…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Liguo Jiang , Miaopeng Li , Jianjie Zhang , Congyi Wang , Juntao Ye , Xinguo Liu , Jinxiang Chai

In this work we integrate ideas from surface-based modeling with neural synthesis: we propose a combination of surface-based pose estimation and deep generative models that allows us to perform accurate pose transfer, i.e. synthesize a new…

Computer Vision and Pattern Recognition · Computer Science 2018-09-07 Natalia Neverova , Riza Alp Guler , Iasonas Kokkinos

Motion capture from a limited number of body-worn sensors, such as inertial measurement units (IMUs) and pressure insoles, has important applications in health, human performance, and entertainment. Recent work has focused on accurately…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Tom Van Wouwe , Seunghwan Lee , Antoine Falisse , Scott Delp , C. Karen Liu

Recently, transformer-based methods have achieved state-of-the-art prediction quality on human pose estimation(HPE). Nonetheless, most of these top-performing transformer-based models are too computation-consuming and storage-demanding to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Sichen Chen , Yingyi Zhang , Siming Huang , Ran Yi , Ke Fan , Ruixin Zhang , Peixian Chen , Jun Wang , Shouhong Ding , Lizhuang Ma

This paper presents DiffSurf, a transformer-based denoising diffusion model for generating and reconstructing 3D surfaces. Specifically, we design a diffusion transformer architecture that predicts noise from noisy 3D surface vertices and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Yusuke Yoshiyasu , Leyuan Sun

Direct preference optimization (DPO) methods have shown strong potential in aligning text-to-image diffusion models with human preferences by training on paired comparisons. These methods improve training stability by avoiding the REINFORCE…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Yi-Lun Wu , Bo-Kai Ruan , Chiang Tseng , Hong-Han Shuai

In this paper, we present a novel, end-to-end 6D object pose estimation method that operates on RGB inputs. Our approach is composed of 2 main components: the first component classifies the objects in the input image and proposes an initial…

Computer Vision and Pattern Recognition · Computer Science 2020-10-08 Ameni Trabelsi , Mohamed Chaabane , Nathaniel Blanchard , Ross Beveridge

Estimating the 6-DoF pose of a rigid object from a single RGB image is a crucial yet challenging task. Recent studies have shown the great potential of dense correspondence-based solutions, yet improvements are still needed to reach…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Ruyi Lian , Haibin Ling

Modern deep learning techniques that regress the relative camera pose between two images have difficulty dealing with challenging scenarios, such as large camera motions resulting in occlusions and significant changes in perspective that…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Kefan Chen , Noah Snavely , Ameesh Makadia

Acquiring labeled datasets for 3D human mesh estimation is challenging due to depth ambiguities and the inherent difficulty of annotating 3D geometry from monocular images. Existing datasets are either real, with manually annotated 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Lorenza Prospero , Orest Kupyn , Ostap Viniavskyi , João F. Henriques , Christian Rupprecht

Diffusion models have demonstrated remarkable efficacy in generating high-quality samples. Existing diffusion-based image restoration algorithms exploit pre-trained diffusion models to leverage data priors, yet they still preserve elements…

Image and Video Processing · Electrical Eng. & Systems 2024-08-07 Hongjie Wu , Linchao He , Mingqin Zhang , Dongdong Chen , Kunming Luo , Mengting Luo , Ji-Zhe Zhou , Hu Chen , Jiancheng Lv