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相关论文: Shape Completion using 3D-Encoder-Predictor CNNs a…

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We present a novel neural network architecture, termed Decomposer-Composer, for semantic structure-aware 3D shape modeling. Our method utilizes an auto-encoder-based pipeline, and produces a novel factorized shape embedding space, where the…

计算机视觉与模式识别 · 计算机科学 2019-10-31 Anastasia Dubrovina , Fei Xia , Panos Achlioptas , Mira Shalah , Raphael Groscot , Leonidas Guibas

Reconstructing 3D human body shapes from 3D partial textured scans remains a fundamental task for many computer vision and graphics applications -- e.g., body animation, and virtual dressing. We propose a new neural network architecture for…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Ahmet Serdar Karadeniz , Sk Aziz Ali , Anis Kacem , Elona Dupont , Djamila Aouada

Point cloud completion aims to recover the completed 3D shape of an object from its partial observation caused by occlusion, sensor's limitation, noise, etc. When some key semantic information is lost in the incomplete point cloud, the…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Zhanpeng Luo , Linna Wang , Guangwu Qian , Li Lu

In this paper a semi-supervised deep framework is proposed for the problem of 3D shape inverse rendering from a single 2D input image. The main structure of proposed framework consists of unsupervised pre-trained components which…

计算机视觉与模式识别 · 计算机科学 2017-11-17 Shima Kamyab , S. Zohreh Azimifar

Convolutional Neural Network (CNN)-based machine learning systems have made breakthroughs in feature extraction and image recognition tasks in two dimensions (2D). Although there is significant ongoing work to apply CNN technology to…

计算机视觉与模式识别 · 计算机科学 2018-02-26 Thomas Corcoran , Rafael Zamora-Resendiz , Xinlian Liu , Silvia Crivelli

We propose a non-intrusive method to build surrogate models that approximate the solution of parameterized partial differential equations (PDEs), capable of taking into account the dependence of the solution on the shape of the…

数值分析 · 数学 2024-09-20 Linying Zhang , Stefano Pagani , Jun Zhang , Francesco Regazzoni

We propose a novel model for 3D semantic completion from a single depth image, based on a single encoder and three separate generators used to reconstruct different geometric and semantic representations of the original and completed scene,…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Yida Wang , David Joseph Tan , Nassir Navab , Federico Tombari

We develop a novel deep contour detection algorithm with a top-down fully convolutional encoder-decoder network. Our proposed method, named TD-CEDN, solves two important issues in this low-level vision problem: (1) learning multi-scale and…

计算机视觉与模式识别 · 计算机科学 2017-07-13 Yahui Liu , Jian Yao , Li Li , Xiaohu Lu , Jing Han

Neural implicit functions have achieved impressive results for reconstructing 3D shapes from single images. However, the image features for describing 3D point samplings of implicit functions are less effective when significant variations…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Yixin Zhuang , Yunzhe Liu , Yujie Wang , Baoquan Chen

Prior work to infer 3D texture use either texture atlases, which require uv-mappings and hence have discontinuities, or colored voxels, which are memory inefficient and limited in resolution. Recent work, predicts RGB color at every XYZ…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Julian Chibane , Gerard Pons-Moll

Methods that use neural networks for synthesizing 3D shapes in the form of a part-based representation have been introduced over the last few years. These methods represent shapes as a graph or hierarchy of parts and enable a variety of…

图形学 · 计算机科学 2024-09-20 Yanran Guan , Oliver van Kaick

Current foundation models for 3D shapes excel at global tasks (retrieval, classification) but transfer poorly to local part-level reasoning. Recent approaches leverage vision and language foundation models to directly solve dense tasks…

计算机视觉与模式识别 · 计算机科学 2026-01-07 Souhail Hadgi , Bingchen Gong , Ramana Sundararaman , Emery Pierson , Lei Li , Peter Wonka , Maks Ovsjanikov

Deep convolutional networks (CNNs) have exhibited their potential in image inpainting for producing plausible results. However, in most existing methods, e.g., context encoder, the missing parts are predicted by propagating the surrounding…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Zhaoyi Yan , Xiaoming Li , Mu Li , Wangmeng Zuo , Shiguang Shan

The question of representation of 3D geometry is of vital importance when it comes to leveraging the recent advances in the field of machine learning for geometry processing tasks. For common unstructured surface meshes state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2018-09-28 Isaak Lim , Alexander Dielen , Marcel Campen , Leif Kobbelt

Data-driven generative modeling has made remarkable progress by leveraging the power of deep neural networks. A reoccurring challenge is how to enable a model to generate a rich variety of samples from the entire target distribution, rather…

图形学 · 计算机科学 2019-09-04 Nadav Schor , Oren Katzir , Hao Zhang , Daniel Cohen-Or

Monocular 3D object parsing is highly desirable in various scenarios including occlusion reasoning and holistic scene interpretation. We present a deep convolutional neural network (CNN) architecture to localize semantic parts in 2D image…

计算机视觉与模式识别 · 计算机科学 2017-04-24 Chi Li , M. Zeeshan Zia , Quoc-Huy Tran , Xiang Yu , Gregory D. Hager , Manmohan Chandraker

This paper proposes a 3D shape descriptor network, which is a deep convolutional energy-based model, for modeling volumetric shape patterns. The maximum likelihood training of the model follows an "analysis by synthesis" scheme and can be…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Jianwen Xie , Zilong Zheng , Ruiqi Gao , Wenguan Wang , Song-Chun Zhu , Ying Nian Wu

In this paper, a 3D patch-based fully dense and fully convolutional network (FD-FCN) is proposed for fast and accurate segmentation of subcortical structures in T1-weighted magnetic resonance images. Developed from the seminal FCN with an…

图像与视频处理 · 电气工程与系统科学 2020-05-01 Binbin Yang , Weiwei Zhang

We introduce PQ-NET, a deep neural network which represents and generates 3D shapes via sequential part assembly. The input to our network is a 3D shape segmented into parts, where each part is first encoded into a feature representation…

计算机视觉与模式识别 · 计算机科学 2020-04-27 Rundi Wu , Yixin Zhuang , Kai Xu , Hao Zhang , Baoquan Chen

Humans can easily perceive illusory contours and complete missing forms in fragmented shapes. This work investigates whether such capability can arise in convolutional neural networks (CNNs) using deep structural priors computed directly…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Ali Shiraee , Morteza Rezanejad , Mohammad Khodadad , Dirk B. Walther , Hamidreza Mahyar