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随着城市规模的不断扩大和3S技术的高速发展,不同部门通过不同途径获取了海量的空间地理数据,为促进城市地理空间信息的共享和广泛应用,减少重复投入,加快城市信息化进程,构建数字城市地理空间框架,对大量不同来源的空间数据进行融合已经成为迫切需要解决的问题。 更多还原

【Abstract】 With the continuous expansion of cities and rapid development of 3S technology,different departments acquire massive amount of geospatial data in different ways.The fusion of multi-source geospatial data has become a pressing problem in order to promote the sharing and utilization of geospatial information,reduce duplication of investment,accelerate the process of urban digitization and build up digital city geospatial framework. 更多还原