云计算及其在地理信息工程中的应用

云计算是网格计算及分布式计算、并行计算发展到一定阶段后衍生出来的,是这些计算方法的商业实现。云计算是一种新型的计算模型,其基础体系结构属于云计算的技术层次,主要说明系统属性和设计思想;云计算的服务集合源于服务类型,说明能带给客户什么。云计算的核心技术有数据存储技术、数据管理技术、编程模型和云安全。云计算在地理信息工程和地理空间信息网格计算中有着广泛的应用前景。

Cloud Computing and Its Application in Geographic Information Engineering

Cloud computing is derived after grid computing and distributed computing,parallel computing which have developed into a certain stage.It is the commercial realize of the above-mentioned computing methods.Cloud computing is a new calculation model,and its basic system structure belongs to the technical level of cloud computing,mainly explains the system properties and design idea;the service set of cloud computing comes from the service type,explains the products for customers.The core technology of cloud computing includes storage technology,data management technology,data model and cloud security.Cloud computing has broad application prospect in geographic information engineering and geographic space information grid computing.