arXivDaily arXiv每日学术速递 周一至周五更新

视觉与机器人

3D 视觉

三维重建、NeRF、Gaussian Splatting、点云和空间智能。

共收录 7702 信号源:cs.CV, cs.GR, cs.RO

1. 点云 7702 篇

2503.10055 2026-03-30 cs.CV eess.IV 79%

Fourier Decomposition for Explicit Representation of 3D Point Cloud Attributes

用于3D点云属性显式表示的傅里叶分解

Donghyun Kim, Chanyoung Kim, Hyunah Ko, Seong Jae Hwang

机构 * Yonsei University(延世大学) Emory University(埃默里大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出一种利用3D傅里叶分解的点云编码方法,以分离颜色和几何特征,提升多点间关系的捕捉能力,在DensePoint数据集上实现分类、分割和风格迁移的最优性能。

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2603.25442 2026-03-27 cs.CV 79%

DC-Reg: Globally Optimal Point Cloud Registration via Tight Bounding with Difference of Convex Programming

DC-Reg: 通过紧密边界与凸优化编程实现全局最优点云配准

Wei Lian, Fei Ma, Hang Pan, Zhesen Cui, Wangmeng Zuo

机构 * Department of Computer Science, Changzhi University(长治大学计算机科学系) School of Computer Science and Technology, Harbin Institute of Technology(哈尔滨工业大学计算机科学与技术学院)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出DC-Reg框架,通过紧密的分支限界搜索和凸优化编程,解决点云配准中的全局最优问题,实验显示其在速度和鲁棒性上优于现有方法。

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2512.23042 2026-03-27 cs.CV 79%

3D sans 3D Scans: Scalable Pre-training from Video-Generated Point Clouds

3D无需3D扫描:从视频生成点云进行可扩展预训练

Ryousuke Yamada, Kohsuke Ide, Yoshihiro Fukuhara, Hirokatsu Kataoka, Gilles Puy, Andrei Bursuc, Yuki M. Asano

机构 * AIST(产业技术综合研究所) University of Technology Nuremberg(纽伦堡工业大学) University of Oxford(牛津大学) INRIA(法国国家信息与自动化研究所)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出LAM3C框架,通过视频生成点云进行自监督学习,无需真实3D扫描即可在室内语义和实例分割中取得更好性能。

Comments Accepted to CVPR 2026. Project page: https://ryosuke-yamada.github.io/lam3c/

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2503.06986 2026-03-27 cs.CV 79%

ConcreTizer: Model Inversion Attack via Occupancy Classification and Dispersion Control for 3D Point Cloud Restoration

ConcreTizer:通过占用分类和分散控制进行模型反向攻击以恢复3D点云

Youngseok Kim, Sunwook Hwang, Hyung-Sin Kim, Saewoong Bahk

机构 * Department of Electrical and Computer Engineering, Seoul National University(首尔国立大学电气与计算机工程系) System LSI, Samsung Electronics(三星电子系统LSI) Graduate School of Data Science, Seoul National University(首尔国立大学数据科学研究生院)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 针对3D点云数据的模型反向攻击研究,通过占用分类和分散控制技术恢复受损点云场景,实验验证了其有效性及3D数据的脆弱性。

Comments Added acceptance note (ICLR 2025) to the heading

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2603.23957 2026-03-26 cs.CV 79%

PointRFT: Explicit Reinforcement Fine-tuning for Point Cloud Few-shot Learning

PointRFT:针对点云少样本学习的显式强化微调

Yankai Wang, Yiding Sun, Qirui Wang, Pengbo Li, Chaoyi Lu, Dongxu Zhang

机构 * School of Software Engineering, Xi’an Jiaotong University(西安交通大学软件工程学院) International School, Beijing University of Posts and Telecommunications(北京邮电大学国际学院)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出PointRFT,一种专为点云表示学习设计的强化微调方法,通过定制奖励函数提升训练稳定性,实验表明其在多种基准上优于传统监督微调。

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2603.23356 2026-03-25 hep-ex cs.AI cs.CV cs.LG 79%

Contrastive Metric Learning for Point Cloud Segmentation in Highly Granular Detectors

基于对比度度量学习的点云分割方法用于高粒度探测器

Max Marriott-Clarke, Lazar Novakovic, Elizabeth Ratzer, Robert J. Bainbridge, Loukas Gouskos, Benedikt Maier

机构 * Blackett Laboratory, Imperial College London, UK(帝国理工学院伦敦学院布莱克特实验室) Brown Center for Theoretical Physics and Innovation (BCTPI), Brown University, USA(布朗大学理论物理与创新中心)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出基于监督对比度度量学习的点云分割方法,通过学习潜在表示实现点云分割,相比传统方法更稳定且分离度更高,提升重建效率和纯度。

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2603.22420 2026-03-25 cs.CV 79%

Spatially-Aware Evaluation Framework for Aerial LiDAR Point Cloud Semantic Segmentation: Distance-Based Metrics on Challenging Regions

面向空中的激光雷达点云语义分割的空间感知评估框架:基于距离的挑战区域指标

Alex Salvatierra, José Antonio Sanz, Christian Gutiérrez, Mikel Galar

机构 * Department of Statistics, Computer Science and Mathematics and Institute of Smart Cities (ISC), Public University of Navarre (UPNA)(统计、计算机科学与数学系和智能城市研究所(ISC),纳瓦拉公共大学) Tracasa Instrumental

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出一种新的评估框架,通过引入基于距离的指标和聚焦于困难点的评估方法,解决传统指标在空中有激光雷达数据中的局限性,揭示空间误差模式,提升地球观测应用中的模型选择。

Comments 11 pages, 1 figure

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2603.22230 2026-03-24 cs.CV 79%

Riverine Land Cover Mapping through Semantic Segmentation of Multispectral Point Clouds

基于多光谱点云的河流土地覆盖制图

Sopitta Thurachen, Josef Taher, Matti Lehtomäki, Leena Matikainen, Linnea Blåfield, Mikel Calle Navarro, Antero Kukko, Tomi Westerlund, Harri Kaartinen

机构 * Department of Remote Sensing and Photogrammetry, Finnish Geospatial Research Institute FGI(遥感与摄影测量系,芬兰地理研究所) Faculty of Technology, University of Turku(技术学院,图尔库大学) Department of Geography and Geology, University of Turku(地理与地质系,图尔库大学) Faculty of Geological Sciences, Complutense University of Madrid(地质科学学院,马德里卡洛斯三世大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文利用Point Transformer v2模型对多光谱LiDAR点云进行语义分割,实现河流环境土地覆盖制图,通过几何和光谱信息识别沙地、砾石、低植被等类别,验证了该方法在实际应用中的有效性。

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2503.18007 2026-03-24 cs.CV 79%

SymmCompletion: High-Fidelity and High-Consistency Point Cloud Completion with Symmetry Guidance

SymmCompletion: 基于对称引导的高保真高一致性点云补全

Hongyu Yan, Zijun Li, Kunming Luo, Li Lu, Ping Tan

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出SymmCompletion方法,通过局部对称变换网络和对称引导Transformer实现高保真点云补全,解决传统方法在几何细节丢失和不一致问题。

Comments Accepted by AAAI 2025 (Oral presentation), Code: https://github.com/HongyuYann/SymmCompletion

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2404.12352 2026-03-24 cs.CV 79%

Point-In-Context: Understanding Point Cloud via In-Context Learning

点在上下文:通过上下文学习理解点云

Mengyuan Liu, Zhongbin Fang, Xia Li, Joachim M. Buhmann, Deheng Ye, Xiangtai Li, Chen Change Loy

机构 * State Key Laboratory of General Artificial Intelligence(国家一般人工智能重点实验室) Peking University(北京大学) Shenzhen Graduate School(深圳研究生院) School of Intelligent Systems Engineering(智能系统工程学院) Sun Yat-sen University(中山大学) ETH Zurich(苏黎世联邦理工学院) Tencent Inc.(腾讯公司) S-Lab(S实验室) Nanyang Technological University(南洋理工大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出Point-In-Context框架,利用上下文学习实现多任务处理,通过联合采样模块和创新训练策略提升点云分割性能,无需微调即可泛化到新领域。

Comments Project page: https://fanglaosi.github.io/Point-In-Context_Pages. arXiv admin note: text overlap with arXiv:2306.08659

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2603.20739 2026-03-24 cs.CV 79%

Mamba Learns in Context: Structure-Aware Domain Generalization for Multi-Task Point Cloud Understanding

Mamba在上下文中学习:面向多任务点云理解的结构感知领域泛化

Jincen Jiang, Qianyu Zhou, Yuhang Li, Kui Su, Meili Wang, Jian Chang, Jian Jun Zhang, Xuequan Lu

机构 * Bournemouth University(伯恩茅斯大学) Jilin University(吉林大学) The University of Western Australia(西澳大学) Hangzhou City University(杭州城市大学) Northwest A&F University(西北农林科技大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出SADG框架,通过结构感知序列化和层次领域感知建模提升多任务点云领域的结构一致性与性能。

Comments Accepted to CVPR 2026

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2603.19788 2026-03-23 cs.CV cs.AI 79%

Learning Hierarchical Orthogonal Prototypes for Generalized Few-Shot 3D Point Cloud Segmentation

学习通用少样本3D点云分割的分层正交原型

Yifei Zhao, Fanyu Zhao, Zhongyuan Zhang, Shengtang Wu, Yixuan Lin, Yinsheng Li

机构 * College of Computer Science and Artificial Intelligence(计算机科学与人工智能学院)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出HOP3D框架,通过分层正交原型和熵基少样本正则化,实现通用少样本3D点云分割中新型类适应与基类性能的平衡。

Comments 6 pages, 6 figures, 2 tables, Accepted by ICME 2026

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2603.19762 2026-03-23 cs.CV 79%

PCSTracker: Long-Term Scene Flow Estimation for Point Cloud Sequences

PCSTracker: 点云序列的长期场景流估计

Min Lin, Gangwei Xu, Xianqi Wang, Yuyi Peng, Xin Yang

机构 * Huazhong University of Science and Technology(华中科技大学) Optics Valley Laboratory(光谷实验室)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出PCSTracker,通过引入IGMO和STTU模块,解决点云序列中长期场景流估计的时序一致性问题,实现实时32.5 FPS性能,优于RGB-D方法。

Comments Accepted in CVPR 2026 (Findings)

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2603.19757 2026-03-23 cs.CV cs.AI 79%

Uncertainty-aware Prototype Learning with Variational Inference for Few-shot Point Cloud Segmentation

具有不确定性意识的原型学习与变分推断用于少样本点云分割

Yifei Zhao, Fanyu Zhao, Yinsheng Li

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出UPL方法,通过引入双流原型细化模块和变分推断框架,提升少样本点云分割的鲁棒性和不确定性建模能力,在ScanNet和S3DIS基准上取得最佳性能。

Comments 5 pages, 3 figures, 3 tables, accepted by ICASSP 2026

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2505.21854 2026-03-20 cs.CV cs.AI 79%

Rethinking Gradient-based Adversarial Attacks on Point Cloud Classification

重新思考基于梯度的点云分类对抗攻击

Jun Chen, Xinke Li, Mingyue Xu, Chongshou Li, Truiani Li

机构 * Southwest Jiaotong University(西南交通大学) City University of Hong Kong(香港城市大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出WAAttack和SubAttack两种策略,通过动态调整点扰动幅度和适应性步长,提升攻击效果和隐蔽性,实验表明其在生成高隐蔽性对抗示例方面优于现有方法。

Comments ICME 2026

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2603.17538 2026-03-19 cs.CV cs.AI 79%

Learning Coordinate-based Convolutional Kernels for Continuous SE(3) Equivariant and Efficient Point Cloud Analysis

学习基于坐标的卷积核以实现连续SE(3)等价性和高效的点云分析

Jaein Kim, Hee Bin Yoo, Dong-Sig Han, Byoung-Tak Zhang

机构 * Interdisciplinary Program in Neuroscience, Seoul National University(首尔国立大学神经科学跨学科项目) Département d’Informatique, École Normale Supérieure (ENS)(规范高等学校计算机系) Department of Computing, Imperial College London(伦敦帝国学院计算系) Department of Computer Science and Engineering, Seoul National University(首尔国立大学计算机科学与工程系)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出ECKConv,通过坐标基网络设计实现SE(3)等价性和高效点云处理,在分类、姿态注册等任务中验证了其性能优势。

Comments Accepted at CVPR 2026

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2603.16781 2026-03-18 cs.CV cs.AI 79%

IOSVLM: A 3D Vision-Language Model for Unified Dental Diagnosis from Intraoral Scans

IOSVLM:一种用于从牙科内窥扫描进行统一牙科诊断的3D视觉-语言模型

Huimin Xiong, Zijie Meng, Tianxiang Hu, Chenyi Zhou, Yang Feng, Zuozhu Liu

机构 * ZJU-UIUC Institute, Zhejiang University, Haining, 314400, China(浙大浙ICU研究所,浙江大学,海宁,314400,中国) Stomatology Hospital, School of Stomatology, Zhejiang University School of Medicine, Hangzhou, 310058, China(口腔医院,口腔医学院,浙江大学医学院,杭州,310058,中国) Angelalign Research Institute, Angel Align Inc., Shanghai, 200011, China(天使对齐研究院,天使对齐公司,上海,200011,中国)

专题命中 点云 :3D vision(title);point cloud(abstract);分类 cs.CV

AI总结 本文提出IOSVLM,一种端到端的3D视觉-语言模型,利用点云表示内窥扫描,并结合大规模多源数据集,提升牙科诊断和生成式视觉问答的性能。

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2603.16343 2026-03-18 cs.CV 79%

Learning Human-Object Interaction for 3D Human Pose Estimation from LiDAR Point Clouds

从LiDAR点云学习人类-物体交互以实现3D人体姿态估计

Daniel Sungho Jung, Dohee Cho, Kyoung Mu Lee

机构 * IPAI Dept. of ECE&ASRI(电子与信息科学研究院) Seoul National University(首尔国立大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出HOIL框架,通过学习人类-物体交互缓解LiDAR点云中3D人体姿态估计的空域模糊和类别不平衡问题。

Comments Project page: https://hoil-release.github.io/

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2603.15410 2026-03-17 cs.RO 79%

End-to-End Dexterous Grasp Learning from Single-View Point Clouds via a Multi-Object Scene Dataset

从单视角点云通过多物体场景数据集实现端到端的灵巧抓取学习

Tao Geng, Dapeng Yang, Ziwei Liu, Le Zhang, Le Qi, WangYang Li, Yi Ren, Shan Luo, Fenglei Ni

机构 * Harbin Institute of Technology(哈尔滨工业大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.RO

AI总结 本文提出DGS-Net,通过多物体场景的单视角点云学习密集抓取配置,改进了现有抓取数据集的局限性,实验显示其在仿真和真实机器人平台上的抓取成功率较高,且具有较低的穿透深度。

Comments 10 pages, 6 figures. Submitted to IEEE Transactions on Automation Science and Engineering (T-ASE)

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2603.03726 2026-03-17 cs.CV 79%

QD-PCQA: Quality-Aware Domain Adaptation for Point Cloud Quality Assessment

QD-PCQA: 为点云质量评估的质量感知领域适应

Guohua Zhang, Jian Jin, Meiqin Liu, Chao Yao, Weisi Lin

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出QD-PCQA框架,通过Rank-weighted Conditional Alignment和Quality-guided Feature Augmentation策略提升点云质量评估的泛化能力。

Comments Accepted by CVPR 2026

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2602.24133 2026-03-17 cs.CV 79%

FocusTrack: One-Stage Focus-and-Suppress Framework for 3D Point Cloud Object Tracking

FocusTrack: 一种用于3D点云目标跟踪的一阶段聚焦与抑制框架

Sifan Zhou, Jiahao Nie, Ziyu Zhao, Yichao Cao, Xiaobo Lu

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 FocusTrack通过IMM和Focus-and-Suppress Attention实现运动-语义联合建模,以一阶段框架在KITTI等基准上达到SOTA性能并实现105 FPS高帧率。

Comments Acceptted in ACM MM 2025

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2202.02543 2026-03-17 cs.CV cs.AI math.OC 79%

Unsupervised Point Cloud Pre-Training via Contrasting and Clustering

通过对比和聚类进行无监督点云预训练

Guofeng Mei, Xiaoshui Huang, Juan Liu, Jian Zhang, Qiang Wu

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出ConClu框架,结合对比和聚类方法,提升点云预训练效果,在多个下游任务中优于现有方法。

Comments ICIP 2022

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2603.10996 2026-03-12 cs.GR 79%

TreeON: Reconstructing 3D Tree Point Clouds from Orthophotos and Heightmaps

TreeON:从正射影像和高度图重建3D树点云

Angeliki Grammatikaki, Johannes Eschner, Pedro Hermosilla, Oscar Argudo, Manuela Waldner

专题命中 点云 :point cloud(title,abstract);分类 cs.GR

AI总结 TreeON通过结合几何监督和可微损失,从正射影像和高度图重建高质量的3D树点云,无需物种标签或地面激光扫描数据。

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2512.16950 2026-03-12 cs.CV cs.AI 79%

Enhancing Tree Species Classification: Insights from YOLOv8 and Explainable AI Applied to TLS Point Cloud Projections

提升树种分类:基于YOLOv8和可解释AI的TLS点云投影分析

Adrian Straker, Paul Magdon, Marco Zullich, Maximilian Freudenberg, Christoph Kleinn, Johannes Breidenbach, Stefano Puliti, Nils Noelke

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文通过YOLOv8和可解释AI分析TLS点云投影,提升树种分类的可解释性与判别性能。

Comments 34 pages, 17 figures, submitted to Forestry: An International Journal of Forest Research

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2603.09826 2026-03-11 cs.CV 79%

VLM-Loc: Localization in Point Cloud Maps via Vision-Language Models

基于视觉-语言模型的点云地图定位

Shuhao Kang, Youqi Liao, Peijie Wang, Wenlong Liao, Qilin Zhang, Benjamin Busam, Xieyuanli Chen, Yun Liu

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 VLM-Loc通过视觉-语言模型的空间推理能力,实现了更准确的文本到点云定位,提升了复杂环境中的定位鲁棒性。

Comments CVPR 2026

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2603.09173 2026-03-11 cs.CV 79%

Point Cloud as a Foreign Language for Multi-modal Large Language Model

点云作为多模态大语言模型的外语

Sneha Paul, Zachary Patterson, Nizar Bouguila

机构 * Concordia University(康科迪亚大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 SAGE是首个端到端3D多模态大语言模型,通过轻量级3D分词器直接处理点云,提升3D任务的推理能力与鲁棒性。

Comments Accepted in The IEEE/CVF Conference on Computer Vision and Pattern Recognition 2026

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2603.08540 2026-03-10 cs.CV cs.IR 79%

PCFEx: Point Cloud Feature Extraction for Graph Neural Networks

PCFEx: 用于图神经网络的点云特征提取

Abdullah Al Masud, Shi Xintong, Mondher Bouazizi, Ohtsuki Tomoaki

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出PCFEx方法,通过将点云视为图并结合GNN架构,提升3D点云在人体姿态估计和活动识别中的精度。

Comments ©2026 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works

Journal ref IEEE Internet of Things Journal, vol. 13, no. 4, pp. 5909-5917, 15 Feb.15, 2026

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2512.00927 2026-03-10 cs.CV 79%

LAHNet: Local Attentive Hashing Network for Point Cloud Registration

LAHNet:用于点云配准的局部注意哈希网络

Wentao Qu, Xiaoshui Huang, Liang Xiao

机构 * Nanjing University of Science and Technology(南京理工大学) Shanghai Jiao Tong University(上海交通大学)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 LAHNet通过引入局部注意机制和高效窗口化策略,提升点云配准的特征区分性与鲁棒性。

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2603.07593 2026-03-10 cs.CV 79%

Fast Attention-Based Simplification of LiDAR Point Clouds for Object Detection and Classification

基于快速注意力机制的激光雷达点云简化用于目标检测与分类

Z. Rozsa, Á. Madaras, Q. Wei, X. Lu, M. Golarits, H. Yuan, T. Sziranyi, R. Hamzaoui

机构 * Institute for Computer Science and Control (SZTAKI)(计算机科学与控制研究所) School of Information Engineering(信息工程学院) Faculty of Technology, Arts, and Culture(技术、艺术与文化学院) School of Control Science and Engineering(控制科学与工程学院)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 本文提出一种基于注意力机制的高效激光雷达点云简化方法,通过特征嵌入与注意力采样模块提升目标检测与分类的效率和准确性。

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2510.20331 2026-03-10 cs.CV 79%

AnyPcc: Compressing Any Point Cloud with a Single Universal Model

AnyPcc: 用单一通用模型压缩任意点云

Kangli Wang, Qianxi Yi, Yuqi Ye, Shihao Li, Wei Gao

机构 * SECE, Peking University(北京大学SECE学院) Peng Cheng Laboratory(鹏城实验室)

专题命中 点云 :point cloud(title,abstract);分类 cs.CV

AI总结 AnyPcc通过通用上下文模型和实例自适应微调策略,实现高效且鲁棒的点云压缩,适用于各种密度数据。

Comments CVPR 2026

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