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相关论文: Sketch2CAD: 3D CAD Model Reconstruction from 2D Sk…

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We propose a new approach for constructing a 3D representation from a 2D wireframe drawing. A drawing is simply a parallel projection of a 3D object onto a 2D surface; humans are able to recreate mental 3D models from 2D representations…

计算机视觉与模式识别 · 计算机科学 2010-07-16 Kyle Johnson , Clayton Chang , Hod Lipson

The ability to accurately reconstruct the 3D facets of a scene is one of the key problems in robotic vision. However, even with recent advances with machine learning, there is no high-fidelity universal 3D reconstruction method for this…

计算机视觉与模式识别 · 计算机科学 2019-10-08 Bipul Islam , Ji Liu , Anthony Yezzi , Romeil Sandhu

In this paper, we present CAD2Program, a new method for reconstructing 3D parametric models from 2D CAD drawings. Our proposed method is inspired by recent successes in vision-language models (VLMs), and departs from traditional methods…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Xilin Wang , Jia Zheng , Yuanchao Hu , Hao Zhu , Qian Yu , Zihan Zhou

This paper presents a simple yet powerful method for 3D human mesh reconstruction from a single RGB image. Most recently, the non-local interactions of the whole mesh vertices have been effectively estimated in the transformer while the…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Jeonghwan Kim , Mi-Gyeong Gwon , Hyunwoo Park , Hyukmin Kwon , Gi-Mun Um , Wonjun Kim

Object viewpoint estimation from 2D images is an essential task in computer vision. However, two issues hinder its progress: scarcity of training data with viewpoint annotations, and a lack of powerful features. Inspired by the growing…

计算机视觉与模式识别 · 计算机科学 2015-05-22 Hao Su , Charles R. Qi , Yangyan Li , Leonidas Guibas

In this paper, we propose Img2CAD, the first approach to our knowledge that uses 2D image inputs to generate CAD models with editable parameters. Unlike existing AI methods for 3D model generation using text or image inputs often rely on…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Tianrun Chen , Chunan Yu , Yuanqi Hu , Jing Li , Tao Xu , Runlong Cao , Lanyun Zhu , Ying Zang , Yong Zhang , Zejian Li , Linyun Sun

In computed tomography, the reconstruction is typically obtained on a voxel grid. In this work, however, we propose a mesh-based reconstruction method. For tomographic problems, 3D meshes have mostly been studied to simulate data…

图像与视频处理 · 电气工程与系统科学 2021-03-12 Jakeoung Koo , Anders B. Dahl , J. Andreas Bærentzen , Qiongyang Chen , Sara Bals , Vedrana A. Dahl

In this paper, we address the problem of reconstructing an object's surface from a single image using generative networks. First, we represent a 3D surface with an aggregation of dense point clouds from multiple views. Each point cloud is…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Jinglu Wang , Bo Sun , Yan Lu

Recent advances in 3D scene generation produce visually appealing output, but current representations hinder artists' workflows that require modifiable 3D textured mesh scenes for visual effects and game development. Despite significant…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Tobias Sautter , Jan-Niklas Dihlmann , Hendrik P. A. Lensch

The emerging trend of AR/VR places great demands on 3D content. However, most existing software requires expertise and is difficult for novice users to use. In this paper, we aim to create sketch-based modeling tools for user-friendly 3D…

人机交互 · 计算机科学 2023-10-30 Tianrun Chen , Chaotao Ding , Lanyun Zhu , Ying Zang , Yiyi Liao , Zejian Li , Lingyun Sun

Simultaneous reconstruction of geometry and reflectance properties in uncontrolled environments remains a challenging problem. In this paper, we propose an efficient method to reconstruct the scene's 3D geometry and reflectance from…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Rui Li , Guangmin Zang , Miao Qi , Wolfgang Heidrich

The 3D reconstruction of simultaneous localization and mapping (SLAM) is an important topic in the field for transport systems such as drones, service robots and mobile AR/VR devices. Compared to a point cloud representation, the 3D…

机器人学 · 计算机科学 2023-09-12 Quentin Picard , Stephane Chevobbe , Mehdi Darouich , Jean-Yves Didier

3D reconstruction of large scenes is a challenging problem due to the high-complexity nature of the solution space, in particular for generative neural networks. In contrast to traditional generative learned models which encode the full…

计算机视觉与模式识别 · 计算机科学 2021-08-11 Yawar Siddiqui , Justus Thies , Fangchang Ma , Qi Shan , Matthias Nießner , Angela Dai

We present an approach for the planar surface reconstruction of a scene from images with limited overlap. This reconstruction task is challenging since it requires jointly reasoning about single image 3D reconstruction, correspondence…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Samir Agarwala , Linyi Jin , Chris Rockwell , David F. Fouhey

In this paper, we introduce a method to build an adapted mesh representation of a 3D object for X-Ray tomography reconstruction. Using this representation, we provide means to reduce the computational cost of reconstruction by way of…

计算机视觉与模式识别 · 计算机科学 2015-07-30 Anthony Cazasnoves , Fanny Buyens , Sylvie Sevestre

Reverse Engineering a CAD shape from other representations is an important geometric processing step for many downstream applications. In this work, we introduce a novel neural network architecture to solve this challenging task and…

计算机视觉与模式识别 · 计算机科学 2022-09-05 Joseph G. Lambourne , Karl D. D. Willis , Pradeep Kumar Jayaraman , Longfei Zhang , Aditya Sanghi , Kamal Rahimi Malekshan

Conventional methods of 3D object generative modeling learn volumetric predictions using deep networks with 3D convolutional operations, which are direct analogies to classical 2D ones. However, these methods are computationally wasteful in…

计算机视觉与模式识别 · 计算机科学 2017-06-22 Chen-Hsuan Lin , Chen Kong , Simon Lucey

Reconstructing 3D scenes from multiple views has made impressive strides in recent years, chiefly by correlating isolated feature points, intensity patterns, or curvilinear structures. In the general setting - without controlled…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Anil Usumezbas , Ricardo Fabbri , Benjamin B. Kimia

Computer-Aided Design (CAD) model reconstruction from point clouds is an important problem at the intersection of computer vision, graphics, and machine learning; it saves the designer significant time when iterating on in-the-wild objects.…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Yujia Liu , Anton Obukhov , Jan Dirk Wegner , Konrad Schindler

3D reconstruction from a single view image is a long-standing prob-lem in computer vision. Various methods based on different shape representations(such as point cloud or volumetric representations) have been proposed. However,the 3D shape…

图形学 · 计算机科学 2020-03-10 Aihua Mao , Canglan Dai , Lin Gao , Ying He , Yong-jin Liu