基于Smart3D的倾斜摄影真三维模型的建立研究

Research on the Establishment of a True 3D Model of Oblique Photography Based on Smart3D

倾斜摄影测量技术是近年来发展迅速的新兴科学技术,满足了研究和应用领域的广泛需求,在城市三维实景建模中有着广阔的应用前景。针对吉林某大学三维建模任务,分别从数据获取、模型构建等方面详细介绍了基于Smart3D软件的倾斜摄影三维建模的方法步骤,并对测区进行三维场景构建,同时对三维模型场景成果的精度进行了分析。结果表明:基于倾斜摄影测量的自动化真三维建模方式建模速度快、质量高、工程量较少,构建的三维场景细节丰富。

The oblique photogrammetry is an emerging scientific technology that has rapidly developed in recent years,which meets the wide needs of research and application fields and has broad application prospects in urban 3D real scene modeling.For the 3D modeling task of a university in Jilin,this paper provides a detailed introduction to the methods and steps of the 3D modeling of oblique photography based on Smart3D software from the aspects of data acquisition and model construction,constructs the 3D scene of the measurement area,and analyzes the accuracy of the 3D model scene results.The results show that the automated true 3D modeling method based on oblique photogrammetry has fast modeling speed,high quality and less engineering quantity,and that the constructed 3D scene has rich details.