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Related papers: View-Guided Point Cloud Completion

200 papers

Human-centric Point Cloud Video Understanding (PVU) is an emerging field focused on extracting and interpreting human-related features from sequences of human point clouds, further advancing downstream human-centric tasks and applications.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Yiteng Xu , Kecheng Ye , Xiao Han , Yiming Ren , Xinge Zhu , Yuexin Ma

Image-to-point cloud cross-modal Visual Place Recognition (VPR) is a challenging task where the query is an RGB image, and the database samples are LiDAR point clouds. Compared to single-modal VPR, this approach benefits from the widespread…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Jianyi Peng , Fan Lu , Bin Li , Yuan Huang , Sanqing Qu , Guang Chen

High-efficient image compression is a critical requirement. In several scenarios where multiple modalities of data are captured by different sensors, the auxiliary information from other modalities are not fully leveraged by existing…

Image and Video Processing · Electrical Eng. & Systems 2024-12-17 Ziqun Li , Qi Zhang , Xiaofeng Huang , Zhao Wang , Siwei Ma , Wei Yan

In this paper, we focus on exploring the fusion of images and point clouds for 3D object detection in view of the complementary nature of the two modalities, i.e., images possess more semantic information while point clouds specialize in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Ming Zhu , Chao Ma , Pan Ji , Xiaokang Yang

3D Point cloud registration is still a very challenging topic due to the difficulty in finding the rigid transformation between two point clouds with partial correspondences, and it's even harder in the absence of any initial estimation…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Zhijian Qiao , Huanshu Wei , Zhe Liu , Chuanzhe Suo , Hesheng Wang

The processing, storage and transmission of large-scale point clouds is an ongoing challenge in the computer vision community which hinders progress in the application of 3D models to real-world settings, such as autonomous driving, virtual…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Stuti Pathak , Thomas M. McDonald , Seppe Sels , Rudi Penne

Unsupervised point cloud completion aims to infer the whole geometry of a partial object observation without requiring partial-complete correspondence. Differing from existing deterministic approaches, we advocate generative modeling based…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Ruikai Cui , Shi Qiu , Saeed Anwar , Jing Zhang , Nick Barnes

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.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Yujia Liu , Anton Obukhov , Jan Dirk Wegner , Konrad Schindler

The universality of the point cloud format enables many 3D applications, making the compression of point clouds a critical phase in practice. Sampled as discrete 3D points, a point cloud approximates 2D surface(s) embedded in 3D with a…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Jiahao Pang , Kevin Bui , Dong Tian

Point clouds are often the default choice for many applications as they exhibit more flexibility and efficiency than volumetric data. Nevertheless, their unorganized nature -- points are stored in an unordered way -- makes them less suited…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Yida Wang , David Joseph Tan , Nassir Navab , Federico Tombari

Manual annotation of large-scale point cloud dataset for varying tasks such as 3D object classification, segmentation and detection is often laborious owing to the irregular structure of point clouds. Self-supervised learning, which…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Mohamed Afham , Isuru Dissanayake , Dinithi Dissanayake , Amaya Dharmasiri , Kanchana Thilakarathna , Ranga Rodrigo

Point cloud completion is a fundamental task in 3D vision. A persistent challenge in this field is simultaneously preserving fine-grained details present in the input while ensuring the global structural integrity of the completed shape.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Lirui Zhang , Zhengkai Zhao , Zhi Zuo , Pan Gao , Jie Qin

We propose a novel approach aimed at object and semantic scene completion from a partial scan represented as a 3D point cloud. Our architecture relies on three novel layers that are used successively within an encoder-decoder structure and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Yida Wang , David Joseph Tan , Nassir Navab , Federico Tombari

We present a novel approach to learning a point-wise, meaningful embedding for point-clouds in an unsupervised manner, through the use of neural-networks. The domain of point-cloud processing via neural-networks is rapidly evolving, with…

Graphics · Computer Science 2019-03-12 Matan Shoef , Sharon Fogel , Daniel Cohen-Or

The concept of a Point Cloud has played an increasingly important role in many areas of Engineering, Science, and Mathematics. Examples are: LIDAR, 3D-Printing, Data Analysis, Computer Graphics, Machine Learning, Mathematical Visualization,…

Differential Geometry · Mathematics 2016-11-16 Richard Palais , Bob Palais , Hermann Karcher

The Geometry-based Point Cloud Compression (G-PCC) has been developed by the Moving Picture Experts Group to compress point clouds. In its lossy mode, the reconstructed point cloud by G-PCC often suffers from noticeable distortions due to…

Image and Video Processing · Electrical Eng. & Systems 2024-02-20 Dingquan Li , Kede Ma , Jing Wang , Ge Li

Intra-operative data captured during image-guided surgery lacks sub-surface information, where key regions of interest, such as vessels and tumors, reside. Image-to-physical registration enables the fusion of pre-operative information and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Nakul Poudel , Zixin Yang , Kelly Merrell , Richard Simon , Cristian A. Linte

The 6-Degree of Freedom (DoF) grasp method based on point clouds has shown significant potential in enabling robots to grasp target objects. However, most existing methods are based on the point clouds (2.5D points) generated from…

Robotics · Computer Science 2026-01-13 Yaofeng Cheng , Fusheng Zha , Wei Guo , Pengfei Wang , Chao Zeng , Lining Sun , Chenguang Yang

In this paper, we present a novel approach for multiview point cloud registration. Different from previous researches that typically employ a global scheme for multiview registration, we propose to adopt an incremental pipeline to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Xiaoya Cheng , Yu Liu , Maojun Zhang , Shen Yan

We propose a novel convolutional operator for the task of point cloud completion. One striking characteristic of our approach is that, conversely to related work it does not require any max-pooling or voxelization operation. Instead, the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Yida Wang , David Joseph Tan , Nassir Navab , Federico Tombari