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Related papers: IPCD: Intrinsic Point-Cloud Decomposition

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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

Point clouds have been recognized as a crucial data structure for 3D content and are essential in a number of applications such as virtual and mixed reality, autonomous driving, cultural heritage, etc. In this paper, we propose a set of…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Maurice Quach , Giuseppe Valenzise , Frederic Dufaux

In this paper, we propose an effective point cloud generation method, which can generate multi-resolution point clouds of the same shape from a latent vector. Specifically, we develop a novel progressive deconvolution network with the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-13 Le Hui , Rui Xu , Jin Xie , Jianjun Qian , Jian Yang

Implicit Neural Point Cloud (INPC) is a recent hybrid representation that combines the expressiveness of neural fields with the efficiency of point-based rendering, achieving state-of-the-art image quality in novel view synthesis. However,…

Photo-realistic point cloud capture and transmission are the fundamental enablers for immersive visual communication. The coding process of dynamic point clouds, especially video-based point cloud compression (V-PCC) developed by the MPEG…

Multimedia · Computer Science 2022-07-27 Anique Akhtar , Wen Gao , Li Li , Zhu Li , Wei Jia , Shan Liu

Accurate 3D geometry acquisition is essential for a wide range of applications, such as computer graphics, autonomous driving, robotics, and augmented reality. However, raw point clouds acquired in real-world environments are often…

Graphics · Computer Science 2025-08-26 Jinxi Wang , Ben Fei , Dasith de Silva Edirimuni , Zheng Liu , Ying He , Xuequan Lu

Point cloud patterns are hard to learn because of the implicit local geometry features among the orderless points. In recent years, point cloud representation in 2D space has attracted increasing research interest since it exposes the local…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yecheng Lyu , Xinming Huang , Ziming Zhang

In recent years, point cloud representation has become one of the research hotspots in the field of computer vision, and has been widely used in many fields, such as autonomous driving, virtual reality, robotics, etc. Although deep learning…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Huang Zhang , Changshuo Wang , Shengwei Tian , Baoli Lu , Liping Zhang , Xin Ning , Xiao Bai

Intrinsic image decomposition (IID) is the task of separating an image into albedo and shade. In real-world scenes, it is difficult to quantitatively assess IID quality due to the unavailability of ground truth. The existing method provides…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Shogo Sato , Masaru Tsuchida , Mariko Yamaguchi , Takuhiro Kaneko , Kazuhiko Murasaki , Taiga Yoshida , Ryuichi Tanida

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

We present a novel 3D object detection framework, named IPOD, based on raw point cloud. It seeds object proposal for each point, which is the basic element. This paradigm provides us with high recall and high fidelity of information,…

Computer Vision and Pattern Recognition · Computer Science 2018-12-14 Zetong Yang , Yanan Sun , Shu Liu , Xiaoyong Shen , Jiaya Jia

The task of point cloud upsampling aims to acquire dense and uniform point sets from sparse and irregular point sets. Although significant progress has been made with deep learning models, state-of-the-art methods require ground-truth dense…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Xinhai Liu , Xinchen Liu , Yu-Shen Liu , Zhizhong Han

Cloud-edge collaboration enhances machine perception by combining the strengths of edge and cloud computing. Edge devices capture raw data (e.g., 3D point clouds) and extract salient features, which are sent to the cloud for deeper analysis…

Image and Video Processing · Electrical Eng. & Systems 2026-03-05 Chongzhen Tian , Hui Yuan , Pan Zhao , Chang Sun , Raouf Hamzaoui , Sam Kwong

Point clouds are widely used representations of 3D data, but determining the visibility of points from a given viewpoint remains a challenging problem due to their sparse nature and lack of explicit connectivity. Traditional methods, such…

Graphics · Computer Science 2025-09-30 Jun-Hao Wang , Yi-Yang Tian , Baoquan Chen , Peng-Shuai Wang

Point cloud registration involves aligning one point cloud with another or with a three-dimensional (3D) model, enabling the integration of multimodal data into a unified representation. This is essential in applications such as…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Mehdi Maboudi , Said Harb , Jackson Ferrao , Kourosh Khoshelham , Yelda Turkan , Karam Mawas

Reconstruction of geometric structures from images using supervised learning suffers from limited available amount of accurate data. One type of such data is accurate real-world RGB-D images. A major challenge in acquiring such ground truth…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Noam Rotstein , Amit Bracha , Ron Kimmel

Point cloud upsampling aims to generate dense and uniformly distributed point sets from sparse point clouds. Existing point cloud upsampling methods typically approach the task as an interpolation problem. They achieve upsampling by…

Image and Video Processing · Electrical Eng. & Systems 2025-02-28 Ziming Nie , Qiao Wu , Chenlei Lv , Siwen Quan , Zhaoshuai Qi , Muze Wang , Jiaqi Yang

Recent advancements in neural rendering have excelled at novel view synthesis from multi-view RGB images. However, they often lack the capability to edit the shading or colour of the scene at a detailed point-level, while ensuring…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Alireza Moazeni , Shichong Peng , Ke Li

Point clouds, a prominent method of 3D representation, are extensively utilized across industries such as autonomous driving, surveying, electricity, architecture, and gaming, and have been rigorously investigated for their accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Jingyuan Tang , Yuhuan Zhao , Songlin Sun , Yangang Cai

Point cloud completion aims to reconstruct complete 3D shapes from partial observations, which is a challenging problem due to severe occlusions and missing geometry. Despite recent advances in multimodal techniques that leverage…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Wang Luo , Di Wu , Hengyuan Na , Yinlin Zhu , Miao Hu , Guocong Quan