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This study addresses the problem of 3D human mesh reconstruction from multi-view images. Recently, approaches that directly estimate the skinned multi-person linear model (SMPL)-based human mesh vertices based on volumetric heatmap…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Sungho Chun , Sungbum Park , Ju Yong Chang

We consider the problem of estimating a parametric model of 3D human mesh from a single image. While there has been substantial recent progress in this area with direct regression of model parameters, these methods only implicitly exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-15 Georgios Georgakis , Ren Li , Srikrishna Karanam , Terrence Chen , Jana Kosecka , Ziyan Wu

The two-stage object pose estimation paradigm first detects semantic keypoints on the image and then estimates the 6D pose by minimizing reprojection errors. Despite performing well on standard benchmarks, existing techniques offer no…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Heng Yang , Marco Pavone

While methods that regress 3D human meshes from images have progressed rapidly, the estimated body shapes often do not capture the true human shape. This is problematic since, for many applications, accurate body shape is as important as…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Vasileios Choutas , Lea Muller , Chun-Hao P. Huang , Siyu Tang , Dimitrios Tzionas , Michael J. Black

A Manhattan world lying along cuboid buildings is useful for camera angle estimation. However, accurate and robust angle estimation from fisheye images in the Manhattan world has remained an open challenge because general scene images tend…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Nobuhiko Wakai , Satoshi Sato , Yasunori Ishii , Takayoshi Yamashita

Human pose estimation aims at localizing human anatomical keypoints or body parts in the input data (e.g., images, videos, or signals). It forms a crucial component in enabling machines to have an insightful understanding of the behaviors…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Haoming Chen , Runyang Feng , Sifan Wu , Hao Xu , Fengcheng Zhou , Zhenguang Liu

We propose a novel algorithm for the fitting of 3D human shape to images. Combining the accuracy and refinement capabilities of iterative gradient-based optimization techniques with the robustness of deep neural networks, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Jie Song , Xu Chen , Otmar Hilliges

This paper addresses the problem of cross-dataset generalization of 3D human pose estimation models. Testing a pre-trained 3D pose estimator on a new dataset results in a major performance drop. Previous methods have mainly addressed this…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Mohsen Gholami , Bastian Wandt , Helge Rhodin , Rabab Ward , Z. Jane Wang

This paper studies the problem of multi-person pose estimation in a bottom-up fashion. With a new and strong observation that the localization issue of the center-offset formulation can be remedied in a local-window search scheme in an…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Nan Xue , Tianfu Wu , Gui-Song Xia , Liangpei Zhang

We introduce CHAMP, a novel method for learning sequence-to-sequence, multi-hypothesis 3D human poses from 2D keypoints by leveraging a conditional distribution with a diffusion model. To predict a single output 3D pose sequence, we…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Harry Zhang , Luca Carlone

We present D-PoSE (Depth as an Intermediate Representation for 3D Human Pose and Shape Estimation), a one-stage method that estimates human pose and SMPL-X shape parameters from a single RGB image. Recent works use larger models with…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Nikolaos Vasilikopoulos , Drosakis Drosakis , Antonis Argyros

Many language-guided robotic systems rely on collapsing spatial reasoning into discrete points, making them brittle to perceptual noise and semantic ambiguity. To address this challenge, we propose RoboMAP, a framework that represents…

Robotics · Computer Science 2025-10-16 Xinyu Shao , Yanzhe Tang , Pengwei Xie , Kaiwen Zhou , Yuzheng Zhuang , Xingyue Quan , Jianye Hao , Long Zeng , Xiu Li

Despite recent success on 2D human pose estimation, 3D human pose estimation still remains an open problem. A key challenge is the ill-posed depth ambiguity nature. This paper presents a novel intermediate feature representation named…

Computer Vision and Pattern Recognition · Computer Science 2017-11-30 Qingfu Wan , Wei Zhang , Xiangyang Xue

Although deep neural networks have achieved reasonable accuracy in solving face alignment, it is still a challenging task, specifically when we deal with facial images, under occlusion, or extreme head poses. Heatmap-based Regression (HBR)…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Ali Pourramezan Fard , Mohammad H. Mahoor

Human pose estimation (HPE) is a key building block for developing AI-based context-aware systems inside the operating room (OR). The 24/7 use of images coming from cameras mounted on the OR ceiling can however raise concerns for privacy,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Vinkle Srivastav , Afshin Gangi , Nicolas Padoy

Despite recent advances in human pose estimation (HPE), poor generalization to out-of-distribution (OOD) data remains a difficult problem. While previous works have proposed Test-Time Adaptation (TTA) to bridge the train-test domain gap by…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Luke Bidulka , Mohsen Gholami , Jiannan Zheng , Martin J. McKeown , Z. Jane Wang

We introduce a novel method for robust and accurate 3D object pose estimation from a single color image under large occlusions. Following recent approaches, we first predict the 2D projections of 3D points related to the target object and…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Markus Oberweger , Mahdi Rad , Vincent Lepetit

Accurate face landmark localization is an essential part of face recognition, reconstruction and morphing. To accurately localize face landmarks, we present our heatmap regression approach. Each model consists of a MobileNetV2 backbone…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Samuel W. F. Earp , Aubin Samacoits , Sanjana Jain , Pavit Noinongyao , Siwa Boonpunmongkol

Robust design is one of the main tools employed by engineers for the facilitation of the design of high-quality processes. However, most real-world processes invariably contend with external uncontrollable factors, often denoted as outliers…

Methodology · Statistics 2023-09-12 Xuehong Gao , Zhijin Chen , Bosung Kim , Chanseok Park

Human pose estimation has been widely studied with much focus on supervised learning requiring sufficient annotations. However, in real applications, a pretrained pose estimation model usually need be adapted to a novel domain with no…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Xixia Xu , Qi Zou , Xue Lin