摘要三维城市模型(3D City Models,3DCM) 作为城市的三维逼真描述,为城市建设和规划等相关领域提供了具有真实表现力的应用模型。本文针对关系数据库管理三维建模数据的一些问题,通过设计非关系MongoDB数据库系统,实现对纹理、模型数据的快速更新,并支持各类建模数据的快速出入库、快速更新、快速检索,并通过实验支持本文数据库系统的可用性。
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