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Related papers: Point Cloud Color Constancy

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Atmosphere light value is a highly critical parameter in defogging algorithms that are based on an atmosphere scattering model. Any error in atmosphere light value will produce a direct impact on the accuracy of scattering computation and…

Computer Vision and Pattern Recognition · Computer Science 2017-01-13 Wenbo Zhang , Xiaorong Hou

Object recognition and 6DoF pose estimation are quite challenging tasks in computer vision applications. Despite efficiency in such tasks, standard methods deliver far from real-time processing rates. This paper presents a novel pipeline to…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Marlon Marcon , Olga Regina Pereira Bellon , Luciano Silva

Reinforcement Learning (RL) from raw visual input has achieved impressive successes in recent years, yet it remains fragile to out-of-distribution variations such as changes in lighting, color, and viewpoint. Point Cloud Reinforcement…

Robotics · Computer Science 2025-10-29 Michael Bezick , Vittorio Giammarino , Ahmed H. Qureshi

Point clouds in 3D applications frequently experience quality degradation during processing, e.g., scanning and compression. Reliable point cloud quality assessment (PCQA) is important for developing compression algorithms with good…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Ryosuke Watanabe , Keisuke Nonaka , Eduardo Pavez , Tatsuya Kobayashi , Antonio Ortega

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

In this paper, we present a mathematical and algorithmic framework for the continuation of point clouds by persistence diagrams. A key property used in the method is that the persistence map, which assigns a persistence diagram to a point…

Numerical Analysis · Mathematics 2016-10-12 Marcio Gameiro , Yasuaki Hiraoka , Ippei Obayashi

Both the higher energy and the initial state colored partons contribute to making exact calculations in QCD color space more important at the LHC than at its predecessors. This is applicable whether the method of assessing QCD is fixed…

High Energy Physics - Phenomenology · Physics 2024-09-24 Malin Sjodahl , Stefan Keppeler

Color constancy (CC) is an important ability of the human visual system to stably perceive the colors of objects despite considerable changes in the color of the light illuminating them. While increasing evidence from the field of…

Neurons and Cognition · Quantitative Biology 2024-12-11 Shaobing Gao , Yongjie Li

Producing traversability maps and understanding the surroundings are crucial prerequisites for autonomous navigation. In this paper, we address the problem of traversability assessment using point clouds. We propose a novel pillar feature…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Yirui Chen , Pengjin Wei , Zhenhuan Liu , Bingchao Wang , Jie Yang , Wei Liu

As the basic task of point cloud analysis, classification is fundamental but always challenging. To address some unsolved problems of existing methods, we propose a network that captures geometric features of point clouds for better…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Shi Qiu , Saeed Anwar , Nick Barnes

Rigid Point Cloud Registration (PCR) algorithms aim to estimate the 6-DOF relative motion between two point clouds, which is important in various fields, including autonomous driving. Recent years have seen a significant improvement in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Amnon Drory , Shai Avidan , Raja Giryes

Point cloud is a prevalent 3D data representation format with significant application values in immersive media, autonomous driving, digital heritage protection, etc. However, the large data size of point clouds poses challenges to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Wei Gao , Wenxu Gao , Xingming Mu , Changhao Peng , Ge Li

Along with the advancements in artificial intelligence technologies, image-to-point-cloud registration (I2P) techniques have made significant strides. Nevertheless, the dimensional differences in the features of points cloud…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Muyao Peng , Pei An , Zichen Wan , You Yang , Qiong Liu

The assumption of a uniform light color distribution is no longer applicable in scenes that have multiple light colors. Most color constancy methods are designed to deal with a single light color, and thus are erroneous when applied to…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Shuwei Li , Jikai Wang , Michael S. Brown , Robby T. Tan

Point Cloud Registration (PCR) is a fundamental and significant issue in photogrammetry and remote sensing, aiming to seek the optimal rigid transformation between sets of points. Achieving efficient and precise PCR poses a considerable…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Rongling Zhang , Li Yan , Pengcheng Wei , Hong Xie , Pinzhuo Wang , Binbing Wang

In this paper, we propose PointRCNN for 3D object detection from raw point cloud. The whole framework is composed of two stages: stage-1 for the bottom-up 3D proposal generation and stage-2 for refining proposals in the canonical…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Shaoshuai Shi , Xiaogang Wang , Hongsheng Li

Point clouds are extensively employed in a variety of real-world applications such as robotics, autonomous driving and augmented reality. Despite the recent success of point cloud neural networks, especially for safety-critical tasks, it is…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Mert Gulsen , Batuhan Cengiz , Yusuf H. Sahin , Gozde Unal

Point cloud completion networks are conventionally trained to minimize the disparities between the completed point cloud and the ground-truth counterpart. However, an incomplete object-level point cloud can have multiple valid completion…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Kevin Tirta Wijaya , Christofel Rio Goenawan , Seung-Hyun Kong

Point cloud completion aims to reconstruct complete 3D shapes from partial 3D point clouds. With advancements in deep learning techniques, various methods for point cloud completion have been developed. Despite achieving encouraging…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Qiuxia Wu , Haiyang Huang , Kunming Su , Zhiyong Wang , Kun Hu

In this paper, we describe a new large dataset for illumination estimation. This dataset, called INTEL-TAU, contains 7022 images in total, which makes it the largest available high-resolution dataset for illumination estimation research.…

Image and Video Processing · Electrical Eng. & Systems 2020-12-24 Firas Laakom , Jenni Raitoharju , Alexandros Iosifidis , Jarno Nikkanen , Moncef Gabbouj