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Person re-identification (re-ID) aims to accurately re- trieve a person from a large-scale database of images cap- tured across multiple cameras. Existing works learn deep representations using a large training subset of unique per- sons.…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Jubin Johnson , Shunsuke Yasugi , Yoichi Sugino , Sugiri Pranata , Shengmei Shen

Driven by recent computer vision and robotic applications, recovering 3D human poses has become increasingly important and attracted growing interests. In fact, completing this task is quite challenging due to the diverse appearances,…

计算机视觉与模式识别 · 计算机科学 2019-01-16 Keze Wang , Liang Lin , Chenhan Jiang , Chen Qian , Pengxu Wei

We propose a novel framework for decomposing arbitrarily posed humans into animatable multi-layered 3D human avatars, separating the body and garments. Conventional single-layer reconstruction methods lock clothing to one identity, while…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Yinghan Xu , John Dingliana

We introduce a new silhouette-based representation for modeling clothed human bodies using deep generative models. Our method can reconstruct a complete and textured 3D model of a person wearing clothes from a single input picture. Inspired…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Ryota Natsume , Shunsuke Saito , Zeng Huang , Weikai Chen , Chongyang Ma , Hao Li , Shigeo Morishima

We introduce PeeledHuman - a novel shape representation of the human body that is robust to self-occlusions. PeeledHuman encodes the human body as a set of Peeled Depth and RGB maps in 2D, obtained by performing ray-tracing on the 3D body…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Sai Sagar Jinka , Rohan Chacko , Avinash Sharma , P. J. Narayanan

This paper introduces self-supervised neural network models to tackle several fundamental problems in the field of 3D human body analysis and processing. First, we propose VariShaPE (Varifold Shape Parameter Estimator), a novel architecture…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Emmanuel Hartman , Nicolas Charon , Martin Bauer

A key challenge in the task of human pose and shape estimation is occlusion, including self-occlusions, object-human occlusions, and inter-person occlusions. The lack of diverse and accurate pose and shape training data becomes a major…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Kaibing Yang , Renshu Gu , Maoyu Wang , Masahiro Toyoura , Gang Xu

We present Neural Generalized Implicit Functions(Neural-GIF), to animate people in clothing as a function of the body pose. Given a sequence of scans of a subject in various poses, we learn to animate the character for new poses. Existing…

计算机视觉与模式识别 · 计算机科学 2021-08-23 Garvita Tiwari , Nikolaos Sarafianos , Tony Tung , Gerard Pons-Moll

In this paper, we present a novel double diffusion based neural radiance field, dubbed DD-NeRF, to reconstruct human body geometry and render the human body appearance in novel views from a sparse set of images. We first propose a double…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Guangming Yao , Hongzhi Wu , Yi Yuan , Lincheng Li , Kun Zhou , Xin Yu

Estimating a 3D human pose has proven to be a challenging task, primarily because of the complexity of the human body joints, occlusions, and variability in lighting conditions. In this paper, we introduce a higher-order graph convolutional…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Jianning Quan , A. Ben Hamza

Accurate reconstruction of both the geometric and topological details of a 3D object from a single 2D image embodies a fundamental challenge in computer vision. Existing explicit/implicit solutions to this problem struggle to recover…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Mohammad Samiul Arshad , William J. Beksi

We present a generalizable feed-forward Gaussian splatting framework for human 3D reconstruction and real-time animation that operates directly on multi-view RGB images and their associated SMPL-X poses. Unlike prior methods that rely on…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Devdoot Chatterjee , Zakaria Laskar , C. V. Jawahar

In this paper we predict a full 3D avatar of a person from a single image. We infer texture and geometry in the UV-space of the SMPL model using an image-to-image translation method. Given partial texture and segmentation layout maps…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Verica Lazova , Eldar Insafutdinov , Gerard Pons-Moll

Learning a dense 3D model with fine-scale details from a single facial image is highly challenging and ill-posed. To address this problem, many approaches fit smooth geometries through facial prior while learning details as additional…

计算机视觉与模式识别 · 计算机科学 2022-03-21 Xingyu Ren , Alexandros Lattas , Baris Gecer , Jiankang Deng , Chao Ma , Xiaokang Yang , Stefanos Zafeiriou

Visual localization techniques rely upon some underlying scene representation to localize against. These representations can be explicit such as 3D SFM map or implicit, such as a neural network that learns to encode the scene. The former…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Maxime Pietrantoni , Gabriela Csurka , Martin Humenberger , Torsten Sattler

In this paper, we propose StereoPIFu, which integrates the geometric constraints of stereo vision with implicit function representation of PIFu, to recover the 3D shape of the clothed human from a pair of low-cost rectified images. First,…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Yang Hong , Juyong Zhang , Boyi Jiang , Yudong Guo , Ligang Liu , Hujun Bao

This paper addresses the problem of 3D human body shape and pose estimation from RGB images. Recent progress in this field has focused on single images, video or multi-view images as inputs. In contrast, we propose a new task: shape and…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Akash Sengupta , Ignas Budvytis , Roberto Cipolla

SDF-based differential rendering frameworks have achieved state-of-the-art multiview 3D shape reconstruction. In this work, we re-examine this family of approaches by minimally reformulating its core appearance model in a way that…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Briac Toussaint , Diego Thomas , Jean-Sébastien Franco

Estimating 3D human pose and shape from 2D images is a crucial yet challenging task. While prior methods with model-based representations can perform reasonably well on whole-body images, they often fail when parts of the body are occluded…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Chun-Han Yao , Jimei Yang , Duygu Ceylan , Yi Zhou , Yang Zhou , Ming-Hsuan Yang

High-quality 3D human body reconstruction requires high-fidelity and large-scale training data and appropriate network design that effectively exploits the high-resolution input images. To tackle these problems, we propose a simple yet…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Sang-Hun Han , Min-Gyu Park , Ju Hong Yoon , Ju-Mi Kang , Young-Jae Park , Hae-Gon Jeon