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3D Human body pose and shape estimation within a temporal sequence can be quite critical for understanding human behavior. Despite the significant progress in human pose estimation in the recent years, which are often based on single images…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Zhouping Wang , Sarah Ostadabbas

3D human pose estimation from sketches has broad applications in computer animation and film production. Unlike traditional human pose estimation, this task presents unique challenges due to the abstract and disproportionate nature of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Li Wang , Yiyu Zhuang , Yanwen Wang , Xun Cao , Chuan Guo , Xinxin Zuo , Hao Zhu

Model-based approaches to 3D hand tracking have been shown to perform well in a wide range of scenarios. However, they require initialisation and cannot recover easily from tracking failures that occur due to fast hand motions. Data-driven…

Computer Vision and Pattern Recognition · Computer Science 2015-10-28 Georg Poier , Konstantinos Roditakis , Samuel Schulter , Damien Michel , Horst Bischof , Antonis A. Argyros

This work addresses the problem of estimating the full body 3D human pose and shape from a single color image. This is a task where iterative optimization-based solutions have typically prevailed, while Convolutional Networks (ConvNets)…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Georgios Pavlakos , Luyang Zhu , Xiaowei Zhou , Kostas Daniilidis

RLHF techniques like DPO can significantly improve the generation quality of text-to-image diffusion models. However, these methods optimize for a single reward that aligns model generation with population-level preferences, neglecting the…

Machine Learning · Computer Science 2025-01-14 Meihua Dang , Anikait Singh , Linqi Zhou , Stefano Ermon , Jiaming Song

Model-based 3D pose and shape estimation methods reconstruct a full 3D mesh for the human body by estimating several parameters. However, learning the abstract parameters is a highly non-linear process and suffers from image-model…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Jiefeng Li , Chao Xu , Zhicun Chen , Siyuan Bian , Lixin Yang , Cewu Lu

Understanding how humans interact with the world necessitates accurate 3D hand pose estimation, a task complicated by the hand's high degree of articulation, frequent occlusions, self-occlusions, and rapid motions. While most existing…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Enes Duran , Muhammed Kocabas , Vasileios Choutas , Zicong Fan , Michael J. Black

Monocular 3D human pose estimation (HPE) methods estimate the 3D positions of joints from individual images. Existing 3D HPE approaches often use the cropped image alone as input for their models. However, the relative depths of joints…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Xiaoyang Hao , Han Li

We present a novel method for recovering the absolute pose and shape of a human in a pre-scanned scene given a single image. Unlike previous methods that perform sceneaware mesh optimization, we propose to first estimate absolute position…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Zehong Shen , Zhi Cen , Sida Peng , Qing Shuai , Hujun Bao , Xiaowei Zhou

Current approaches in 3D human pose estimation primarily focus on regressing 3D joint locations, often neglecting critical physical constraints such as bone length consistency and body symmetry. This work introduces a recurrent neural…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Chih-Hsiang Hsu , Jyh-Shing Roger Jang

Fully-supervised category-level pose estimation aims to determine the 6-DoF poses of unseen instances from known categories, requiring expensive mannual labeling costs. Recently, various self-supervised category-level pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Jingtao Sun , Yaonan Wang , Mingtao Feng , Chao Ding , Mike Zheng Shou , Ajmal Saeed Mian

People touch their face 23 times an hour, they cross their arms and legs, put their hands on their hips, etc. While many images of people contain some form of self-contact, current 3D human pose and shape (HPS) regression methods typically…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Lea Müller , Ahmed A. A. Osman , Siyu Tang , Chun-Hao P. Huang , Michael J. Black

Current 6D object pose methods consist of deep CNN models fully optimized for a single object but with its architecture standardized among objects with different shapes. In contrast to previous works, we explicitly exploit each object's…

Computer Vision and Pattern Recognition · Computer Science 2020-09-04 Pedro Castro , Anil Armagan , Tae-Kyun Kim

Recovering 3D human pose from 2D joints is a highly unconstrained problem. We propose a novel neural network framework, PoseNet3D, that takes 2D joints as input and outputs 3D skeletons and SMPL body model parameters. By casting our…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Shashank Tripathi , Siddhant Ranade , Ambrish Tyagi , Amit Agrawal

In recent years, there has been a growing interest in developing effective alignment pipelines to generate unified representations from different modalities for multi-modal fusion and generation. As an important component of Human-Centric…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Zhongyu Jiang , Wenhao Chai , Lei Li , Zhuoran Zhou , Cheng-Yen Yang , Jenq-Neng Hwang

Due to the lack of diversity of datasets, the generalization ability of the pose estimator is poor. To solve this problem, we propose a pose augmentation solution via DH forward kinematics model, which we call DH-AUG. We observe that the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Linzhi Huang , Jiahao Liang , Weihong Deng

3D human pose estimation in multi-view operating room (OR) videos is a relevant asset for person tracking and action recognition. However, the surgical environment makes it challenging to find poses due to sterile clothing, frequent…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Beerend G. A. Gerats , Jelmer M. Wolterink , Ivo A. M. J. Broeders

In this paper we present a novel approach for bottom-up multi-person 3D human pose estimation from monocular RGB images. We propose to use high resolution volumetric heatmaps to model joint locations, devising a simple and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Matteo Fabbri , Fabio Lanzi , Simone Calderara , Stefano Alletto , Rita Cucchiara

3D human pose estimation has wide applications in fields such as intelligent surveillance, motion capture, and virtual reality. However, in real-world scenarios, issues such as occlusion, noise interference, and missing viewpoints can…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Jianbin Jiao , Xina Cheng , Kailun Yang , Xiangrong Zhang , Licheng Jiao

While three-dimensional (3D) shape and pose estimation is a highly researched area that has yielded significant advances, the resulting methods, despite performing well for the adult population, generally fail to generalize effectively to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-08 Georgios Chatzichristodoulou , Niki Efthymiou , Panagiotis Filntisis , Georgios Pavlakos , Petros Maragos