Bulletin of Surveying and Mapping ›› 2024, Vol. 0 ›› Issue (4): 13-17.doi: 10.13474/j.cnki.11-2246.2024.0403

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A method for constructing true 3D models of complex scenes based on multi-source spatial data

ZHOU Baoxing1,2, WANG Bing3, ZHANG Hangfan2,4, MA Dengyue2,4, LIU Xizhu2,4   

  1. 1. School of Civil Engineering, Shandong Jiaotong University, Jinan 250357, China;
    2. Key Laboratory of Jinan Digital Twins and Intelligent Water Conservancy, Jinan 250013, China;
    3. Shandong Province Water Transfer Operation and Maintenance Center Laizhou Management, Laizhou 261400, China;
    4. Shandong Survey and Design Institute of Water Conservancy Co., Ltd., Jinan 250013, China
  • Received:2023-07-26 Published:2024-04-29

Abstract: The 3D models of cities have been widely applied in various fields such as urban construction and social services. In order to rapidly and accurately construct 3D city models to meet the needs of urban detailed planning and management,this article focuses on the main theme of fast,reasonable,and precise construction of true 3D models,with city terrain and urban features as the research objects. It proposes a fast construction solution for city 3D models,starting from terrain to features,and from rough to precise. It realizes the rapid modeling of urban basic terrain,buildings,and other 3D scenes. The proposed modeling approach is specifically implemented using the Skyline platform,forming a complete operating process.

Key words: multi-source spatial data, data conversion, fusion modeling, point cloud data, oblique image

CLC Number: