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Recent advances in deep learning have shown exciting promise in filling large holes in natural images with semantically plausible and context aware details, impacting fundamental image manipulation tasks such as object removal. While these…

计算机视觉与模式识别 · 计算机科学 2017-04-14 Chao Yang , Xin Lu , Zhe Lin , Eli Shechtman , Oliver Wang , Hao Li

Finding correspondences between 3D shapes is a crucial problem in computer vision and graphics, which is for example relevant for tasks like shape interpolation, pose transfer, or texture transfer. An often neglected but essential property…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Viktoria Ehm , Paul Roetzer , Marvin Eisenberger , Maolin Gao , Florian Bernard , Daniel Cremers

Existing 3D surface representation approaches are unable to accurately classify pixels and their orientation lying on the boundary of an object. Thus resulting in coarse representations which usually require post-processing steps to extract…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Mateusz Michalkiewicz , Jhony K. Pontes , Dominic Jack , Mahsa Baktashmotlagh , Anders Eriksson

Non-rigid shape deformations pose significant challenges, and most existing methods struggle to handle partial deformations effectively. We propose to learn deformations at the point level, which allows for localized control of 3D surface…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Thomas Besnier , Emery Pierson , Sylvain Arguillere , Maks Ovsjanikov , Mohamed Daoudi

We present a learning framework for abstracting complex shapes by learning to assemble objects using 3D volumetric primitives. In addition to generating simple and geometrically interpretable explanations of 3D objects, our framework also…

计算机视觉与模式识别 · 计算机科学 2018-08-06 Shubham Tulsiani , Hao Su , Leonidas J. Guibas , Alexei A. Efros , Jitendra Malik

This paper introduces a new method to stylize 3D geometry. The key observation is that the surface normal is an effective instrument to capture different geometric styles. Centered around this observation, we cast stylization as a shape…

图形学 · 计算机科学 2021-07-13 Hsueh-Ti Derek Liu , Alec Jacobson

Human bodies exhibit various shapes for different identities or poses, but the body shape has certain similarities in structure and thus can be embedded in a low-dimensional space. This paper presents an autoencoder-like network…

计算机视觉与模式识别 · 计算机科学 2020-04-20 Boyi Jiang , Juyong Zhang , Jianfei Cai , Jianmin Zheng

In this paper, we focus on the task of 3D shape completion from partial point clouds using deep implicit functions. Existing methods seek to use voxelized basis functions or the ones from a certain family of functions (e.g., Gaussians),…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Hui Ying , Tianjia Shao , He Wang , Yin Yang , Kun Zhou

We propose an end-to-end deep learning architecture that produces a 3D shape in triangular mesh from a single color image. Limited by the nature of deep neural network, previous methods usually represent a 3D shape in volume or point cloud,…

计算机视觉与模式识别 · 计算机科学 2018-08-06 Nanyang Wang , Yinda Zhang , Zhuwen Li , Yanwei Fu , Wei Liu , Yu-Gang Jiang

Shape matching has been a long-studied problem for the computer graphics and vision community. The objective is to predict a dense correspondence between meshes that have a certain degree of deformation. Existing methods either consider the…

计算机视觉与模式识别 · 计算机科学 2022-02-04 Mahdi Saleh , Shun-Cheng Wu , Luca Cosmo , Nassir Navab , Benjamin Busam , Federico Tombari

Neural implicit surface reconstruction has become a new trend in reconstructing a detailed 3D shape from images. In previous methods, however, the 3D scene is only encoded by the MLPs which do not have an explicit 3D structure. To better…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Xiaodong Gu , Weihao Yuan , Heng Li , Zilong Dong , Ping Tan

The availability of affordable and portable depth sensors has made scanning objects and people simpler than ever. However, dealing with occlusions and missing parts is still a significant challenge. The problem of reconstructing a (possibly…

计算机视觉与模式识别 · 计算机科学 2018-04-05 Or Litany , Alex Bronstein , Michael Bronstein , Ameesh Makadia

Monocular 3D reconstruction of deformable objects, such as human body parts, has been typically approached by predicting parameters of heavyweight linear models. In this paper, we demonstrate an alternative solution that is based on the…

计算机视觉与模式识别 · 计算机科学 2019-08-06 Dominik Kulon , Haoyang Wang , Riza Alp Güler , Michael Bronstein , Stefanos Zafeiriou

In this paper, we propose a novel learning-based framework for 3D shape registration, which overcomes the challenges of significant non-rigid deformation and partiality undergoing among input shapes, and, remarkably, requires no…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Zhangquan Chen , Puhua Jiang , Mingze Sun , Ruqi Huang

Feature encoding with respect to an over-complete dictionary learned by unsupervised methods, followed by spatial pyramid pooling, and linear classification, has exhibited powerful strength in various vision applications. Here we propose to…

计算机视觉与模式识别 · 计算机科学 2013-10-08 Fayao Liu , Chunhua Shen , Ian Reid , Anton van den Hengel

Point clouds are often sparse and incomplete. Existing shape completion methods are incapable of generating details of objects or learning the complex point distributions. To this end, we propose a cascaded refinement network together with…

计算机视觉与模式识别 · 计算机科学 2020-06-08 Xiaogang Wang , Marcelo H Ang , Gim Hee Lee

Very recently neural implicit rendering techniques have been rapidly evolved and shown great advantages in novel view synthesis and 3D scene reconstruction. However, existing neural rendering methods for editing purposes offer limited…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Bangbang Yang , Chong Bao , Junyi Zeng , Hujun Bao , Yinda Zhang , Zhaopeng Cui , Guofeng Zhang

In convolutional neural network-based character recognition, pooling layers play an important role in dimensionality reduction and deformation compensation. However, their kernel shapes and pooling operations are empirically predetermined;…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Takato Otsuzuki , Heon Song , Seiichi Uchida , Hideaki Hayashi

Neural implicit representations are widely used for 3D shape modeling due to their smoothness and compactness, but traditional MLP-based methods struggle with sharp features, such as edges and corners in CAD models, and require long…

图形学 · 计算机科学 2025-03-18 Guying Lin , Lei Yang , Congyi Zhang , Hao Pan , Yuhan Ping , Guodong Wei , Taku Komura , John Keyser , Wenping Wang

Aiming at inferring 3D shapes from 2D images, 3D shape reconstruction has drawn huge attention from researchers in computer vision and deep learning communities. However, it is not practical to assume that 2D input images and their…

计算机视觉与模式识别 · 计算机科学 2018-11-30 Yi-Lun Liao , Yao-Cheng Yang , Yu-Chiang Frank Wang