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We present a novel framework for mesh reconstruction from unstructured point clouds by taking advantage of the learned visibility of the 3D points in the virtual views and traditional graph-cut based mesh generation. Specifically, we first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Shuang Song , Zhaopeng Cui , Rongjun Qin

Deep neural networks have established themselves as the state-of-the-art methodology in almost all computer vision tasks to date. But their application to processing data lying on non-Euclidean domains is still a very active area of…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Chaitanya Kaul , Nick Pears , Suresh Manandhar

We study end-to-end learning strategies for 3D shape inference from images, in particular from a single image. Several approaches in this direction have been investigated that explore different shape representations and suitable learning…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Roman Klokov , Jakob Verbeek , Edmond Boyer

Reconstructing 3D models from 2D images is one of the fundamental problems in computer vision. In this work, we propose a deep learning technique for 3D object reconstruction from a single image. Contrary to recent works that either use 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 K L Navaneet , Ansu Mathew , Shashank Kashyap , Wei-Chih Hung , Varun Jampani , R. Venkatesh Babu

With the development of 3D scanning technologies, 3D vision tasks have become a popular research area. Owing to the large amount of data acquired by sensors, unsupervised learning is essential for understanding and utilizing point clouds…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Juyoung Yang , Pyunghwan Ahn , Doyeon Kim , Haeil Lee , Junmo Kim

Robot localization using a built map is essential for a variety of tasks including accurate navigation and mobile manipulation. A popular approach to robot localization is based on image-to-point cloud registration, which combines…

Robotics · Computer Science 2025-07-08 Guangming Wang , Yu Zheng , Yuxuan Wu , Yanfeng Guo , Zhe Liu , Yixiang Zhu , Wolfram Burgard , Hesheng Wang

We present a technique for visualizing point clouds using a neural network. Our technique allows for an instant preview of any point cloud, and bypasses the notoriously difficult surface reconstruction problem or the need to estimate…

Graphics · Computer Science 2022-02-22 Gal Metzer , Rana Hanocka , Raja Giryes , Niloy J. Mitra , Daniel Cohen-Or

We present an approach to inform the reconstruction of a surface from a point scan through topological priors. The reconstruction is based on basis functions which are optimized to provide a good fit to the point scan while satisfying…

Computational Geometry · Computer Science 2021-09-17 Rickard Brüel-Gabrielsson , Vignesh Ganapathi-Subramanian , Primoz Skraba , Leonidas J. Guibas

Three-dimensional (3D) shape recognition has drawn much research attention in the field of computer vision. The advances of deep learning encourage various deep models for 3D feature representation. For point cloud and multi-view data, two…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Haoxuan You , Yifan Feng , Xibin Zhao , Changqing Zou , Rongrong Ji , Yue Gao

3D building models with facade details are playing an important role in many applications now. Classifying point clouds at facade-level is key to create such digital replicas of the real world. However, few studies have focused on such…

Computer Vision and Pattern Recognition · Computer Science 2024-02-12 Yue Tan , Olaf Wysocki , Ludwig Hoegner , Uwe Stilla

Feature lines are important geometric cues in characterizing the structure of a CAD model. Despite great progress in both explicit reconstruction and implicit reconstruction, it remains a challenging task to reconstruct a polygonal surface…

Graphics · Computer Science 2022-12-08 Rui Xu , Zixiong Wang , Zhiyang Dou , Chen Zong , Shiqing Xin , Mingyan Jiang , Tao Ju , Changhe Tu

In this paper, we introduce Point2Mesh, a technique for reconstructing a surface mesh from an input point cloud. Instead of explicitly specifying a prior that encodes the expected shape properties, the prior is defined automatically using…

Graphics · Computer Science 2020-06-16 Rana Hanocka , Gal Metzer , Raja Giryes , Daniel Cohen-Or

Point cloud completion aims to recover raw point clouds captured by scanners from partial observations caused by occlusion and limited view angles. This makes it hard to recover details because the global feature is unlikely to capture the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Songxue Gao , Chuanqi Jiao , Ruidong Chen , Weijie Wang , Weizhi Nie

Generation of 3D data by deep neural network has been attracting increasing attention in the research community. The majority of extant works resort to regular representations such as volumetric grids or collection of images; however, these…

Computer Vision and Pattern Recognition · Computer Science 2016-12-08 Haoqiang Fan , Hao Su , Leonidas Guibas

In this paper, we propose HiPoNet, an end-to-end differentiable neural network for regression, classification, and representation learning on high-dimensional point clouds. Our work is motivated by single-cell data which can have very…

Implicit neural networks have emerged as a crucial technology in 3D surface reconstruction. To reconstruct continuous surfaces from discrete point clouds, encoding the input points into regular grid features (plane or volume) has been…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Shengtao Li , Ge Gao , Yudong Liu , Yu-Shen Liu , Ming Gu

PointNet has recently emerged as a popular representation for unstructured point cloud data, allowing application of deep learning to tasks such as object detection, segmentation and shape completion. However, recent works in literature…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Vinit Sarode , Xueqian Li , Hunter Goforth , Yasuhiro Aoki , Rangaprasad Arun Srivatsan , Simon Lucey , Howie Choset

We present a comprehensive survey and benchmark of both traditional and learning-based methods for surface reconstruction from point clouds. This task is particularly challenging for real-world acquisitions due to factors such as noise,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Raphael Sulzer , Renaud Marlet , Bruno Vallet , Loic Landrieu

Point clouds obtained from 3D scans are typically sparse, irregular, and noisy, and required to be consolidated. In this paper, we present the first deep learning based edge-aware technique to facilitate the consolidation of point clouds.…

Computer Vision and Pattern Recognition · Computer Science 2018-07-18 Lequan Yu , Xianzhi Li , Chi-Wing Fu , Daniel Cohen-Or , Pheng-Ann Heng

Point cloud obtained from 3D scanning is often sparse, noisy, and irregular. To cope with these issues, recent studies have been separately conducted to densify, denoise, and complete inaccurate point cloud. In this paper, we advocate that…

Computer Vision and Pattern Recognition · Computer Science 2022-03-16 Jaesung Choe , Byeongin Joung , Francois Rameau , Jaesik Park , In So Kweon