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On Dynamic Replication Management of Wireless GIS Spatial Data
Author(s): 
Pages: 263-265,270
Year: Issue:  3
Journal: GEOMATICS AND INFORMATION SCIENCE OF WUNAN UNIVERSITY

Keyword:  无线GIS移动复制技术动态副本管理空间数据传输;
Abstract: 针对GIS海量空间数据更新要求,研究了无线网络环境下空间数据传输和存储的副本动态复制与管理技术.通过分析空间数据移动复制服务策略,设计了基于无线网络的动态副本管理系统(DRMS)来实现空间数据的移动动态复制,并研究副本管理模型和副本更新算法,保证了无线网络传输的稳定性.
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