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Researchers have now achieved great success on dealing with 2D images using deep learning. In recent years, 3D computer vision and Geometry Deep Learning gain more and more attention. Many advanced techniques for 3D shapes have been…

Graphics · Computer Science 2020-04-16 Yun-Peng Xiao , Yu-Kun Lai , Fang-Lue Zhang , Chunpeng Li , Lin Gao

We study the problem of construction of explicit isometric embeddings of (pseudo)-Riemannian manifolds. We discuss the method which is based in the idea that the exterior symmetry of the embedded surface and the interior symmetry of the…

General Relativity and Quantum Cosmology · Physics 2020-12-17 A. A. Sheykin , M. V. Markov , Ya. A. Fedulov , S. A. Paston

From an image of a person, we can easily infer the natural 3D pose and shape of the person even if ambiguity exists. This is because we have a mental model that allows us to imagine a person's appearance at different viewing directions from…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Hanbyel Cho , Yooshin Cho , Jaesung Ahn , Junmo Kim

Human pose and shape estimation from RGB images is a highly sought after alternative to marker-based motion capture, which is laborious, requires expensive equipment, and constrains capture to laboratory environments. Monocular vision-based…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Soyong Shin , Eni Halilaj

The availability of affordable 3D full body reconstruction systems has given rise to free-viewpoint video (FVV) of human shapes. Most existing solutions produce temporally uncorrelated point clouds or meshes with unknown point/vertex…

Computer Vision and Pattern Recognition · Computer Science 2018-10-15 Zhong Li , Minye Wu , Wangyiteng Zhou , Jingyi Yu

In this paper, we investigate a new optimization framework for multi-view 3D shape reconstructions. Recent differentiable rendering approaches have provided breakthrough performances with implicit shape representations though they can still…

Computer Vision and Pattern Recognition · Computer Science 2023-03-06 Pierre Zins , Yuanlu Xu , Edmond Boyer , Stefanie Wuhrer , Tony Tung

Significant strides have been made in enhancing the accuracy of Multi-View Stereo (MVS)-based 3D reconstruction. However, untextured areas with unstable photometric consistency often remain incompletely reconstructed. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Rongxuan Tan , Qing Wang , Xueyan Wang , Chao Yan , Yang Sun , Youyang Feng

We present a new method for 3D shape reconstruction from a single image, in which a deep neural network directly maps an image to a vector of network weights. The network \textcolor{black}{parametrized by} these weights represents a 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Gidi Littwin , Lior Wolf

Inferring the stereo structure of objects in the real world is a challenging yet practical task. To equip deep models with this ability usually requires abundant 3D supervision which is hard to acquire. It is promising that we can simply…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Qianyu Feng , Yawei Luo , Keyang Luo , Yi Yang

As a classic statistical model of 3D facial shape and albedo, 3D Morphable Model (3DMM) is widely used in facial analysis, e.g., model fitting, image synthesis. Conventional 3DMM is learned from a set of 3D face scans with associated…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Luan Tran , Xiaoming Liu

This paper proposes a unified framework to quantify local and global inferential uncertainty for high dimensional nonparanormal graphical models. In particular, we consider the problems of testing the presence of a single edge and…

Machine Learning · Statistics 2015-07-01 Quanquan Gu , Yuan Cao , Yang Ning , Han Liu

In this paper we investigate the problem of inducing a distribution over three-dimensional structures given two-dimensional views of multiple objects taken from unknown viewpoints. Our approach called "projective generative adversarial…

Computer Vision and Pattern Recognition · Computer Science 2016-12-20 Matheus Gadelha , Subhransu Maji , Rui Wang

To date, little attention has been given to multi-view 3D human mesh estimation, despite real-life applicability (e.g., motion capture, sport analysis) and robustness to single-view ambiguities. Existing solutions typically suffer from poor…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Xuan Gong , Liangchen Song , Meng Zheng , Benjamin Planche , Terrence Chen , Junsong Yuan , David Doermann , Ziyan Wu

Recent vision-only perception models for autonomous driving achieved promising results by encoding multi-view image features into Bird's-Eye-View (BEV) space. A critical step and the main bottleneck of these methods is transforming image…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Jiayu Yang , Enze Xie , Miaomiao Liu , Jose M. Alvarez

3D object detection is critical for autonomous driving, yet it remains fundamentally challenging to simultaneously maximize computational efficiency and capture long-range spatial dependencies. We observed that Mamba-based models, with…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Longhui Zheng , Qiming Xia , Xiaolu Chen , Zhaoliang Liu , Chenglu Wen

We present a solution to egocentric 3D body pose estimation from monocular images captured from downward looking fish-eye cameras installed on the rim of a head mounted VR device. This unusual viewpoint leads to images with unique visual…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Denis Tome , Thiemo Alldieck , Patrick Peluse , Gerard Pons-Moll , Lourdes Agapito , Hernan Badino , Fernando De la Torre

Current monocular-based 6D object pose estimation methods generally achieve less competitive results than RGBD-based methods, mostly due to the lack of 3D information. To make up this gap, this paper proposes a 3D geometric volume based…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Jun Wu , Lilu Liu , Yue Wang , Rong Xiong

With systems for acquiring 3D surface data being evermore commonplace, it has become important to reliably extract specific shapes from the acquired data. In the presence of noise and occlusions, this can be done through the use of…

Computer Vision and Pattern Recognition · Computer Science 2015-03-30 Alan Brunton , Augusto Salazar , Timo Bolkart , Stefanie Wuhrer

A wide choice of cinematic lenses enables motion-picture creators to adapt image visual-appearance to their creative vision. Such choice does not exist in the realm of real-time computer graphics, where only one type of perspective…

Graphics · Computer Science 2024-02-09 Jakub Maksymilian Fober

Empirical Bayes methods are widely used for large-scale inference, yet most classical approaches assume homoscedastic observations and focus primarily on posterior mean estimation. We develop a nonparametric empirical Bayes framework for…

Methodology · Statistics 2026-04-24 Zhigen Zhao , Shonosuke Sugaasawa