arrow
返回

Optimizing 3D Point Cloud Reconstruction Through Integrating Deep Learning and Clustering Models

delete2025-01-20
delete0
delete
OA
AI
S
Seyyedbehrad Emadi
M
Marco Limongiello
DOI:10.3390/electronics14020399delete
delete原文链接
delete原文求助
delete分享
delete收藏
摘要

摘要

En 中文
3D摄影测量点云中的噪声——无论是近距离采集还是无人机生成的——对数字模型的精度和可用性构成了显著挑战。本研究提出了一种基于深度学习的新型方法,通过解决该问题来提升点云质量。我们提出了一种两步法:首先,变分自编码器(variational autoencoder)进行特征降维,随后采用聚类模型评估并缓解点云中的噪声。本研究基于摄影测量参数、重投影误差、投影精度、相交角度、距离以及用于连接点计算的相机数量,评估了四种聚类方法——k-means、凝聚层次聚类(agglomerative clustering)、谱聚类(Spectral clustering)和高斯混合模型(Gaussian mixture model)。该方法通过意大利帕埃斯图姆(Paestum)的尼普顿神庙(Temple of Neptune)的点云数据进行了验证。结果表明,所提出的方法显著提升了3D重建质量,在三项评估指标上,k-means优于其他聚类技术。该方法与传统及机器学习技术相比,展现出更优的通用性和性能,显示出其增强无人机测绘与检测实践的潜力。
Keyword:
artificial intelligence
structure from motion
accuracy enhancement
machine learning
3D digital survey

期刊

Electronics 封面图
Electronics
IF:
2.6
论文数:
1.0W
被引数:
4.7W

机构

U
Univ Salerno
学者数:
639
论文数: 309
被引数: 115
引用论文

引用论文

Boosting point cloud understanding through graph convolutional network with scale measurement and high-frequency enhancement
err2024-12-01
err0
PREAI
errBai, Yun; Li, Guanlin; Gong, Xuchao; Zhang, Kuijie; Xiao, Qian; Yang, Chaozhi; Li, Zongmin
err分享
err收藏
A Reconfigurable Camera Add-On for High Dynamic Range, Multispectral, Polarization, and Light-Field Imaging
err2013-07-21
err81
errOAAI
errManakov, Alkhazur; Restrepo, John F.; Klehm, Oliver; Hegedues, Ramon; Eisemann, Elmar; Seidel, Hans-Peter; Ihrke, Ivo
err分享
err收藏
Simplified Calculation of Shear Rotations for First-Order Shear Deformation Theory in Deep Bridge Beams
err2023-03-06
err0
errOAAI
errSeyyedbehrad Emadi; Haiying Ma; Jose Antonio Lozano-Galant; Jose Turmo
err分享
err收藏
Documentation and management of complex 3D morphologies through digital technology通过数字技术对复杂3D形态进行文档记录与管理
err2024-06-24
err0
errOAAI
errLorena Centarti; Carla Ferreyra; Caterina Gabriella Guida; Marco Limongiello; Barbara Messina
err分享
err收藏
Point cloud denoising review: from classical to deep learning-based approaches
err2022-05-01
err0
PREAI
errLang Zhou; Guoxing Sun; Yong Li; Weiqing Li; Zhiyong Su
err分享
err收藏
学者 查看更多内容