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Gaussian Mixture Model of Ground Filtering Based on Hierarchical Curvature Constraints for Airborne Lidar Point Clouds

Ye, LJ; Zhang, K; Xiao, W; Sheng, YH; Su, D; Wang, PB; Zhang, S; Zhao, N; Chen, H

Zhang, K (corresponding author), Nanjing Normal Univ, Key Lab Virtual Geog Environm, Minist Educ,Jiangsu Ctr Collaborat Innovat Geog I, Sch Geog,State Key Lab Cultivat Base Geog Environ, 1 Wenyuan Rd, Nanjing, Peoples R China.; Zhang, K (corresponding author), Minist Nat Resources, Key Lab Urban Land Resources Monitoring & Simulat, 69 News Rd, Shenzhen, Peoples R China.

PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING, 2021; 87 (9): 615

Abstract

This paper proposes a Gaussian mixture model of a ground filtering method based on hierarchical curvature constraints. Firstly, the thin plate spline ......

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