地理信息Web服务的研究进展综述

Survey of Geo Information Web Service Research

从地理信息Web服务研究的不同侧面对其进行了综述,阐述了Web服务的基本概念及其架构,概括了当前地理信息Web服务的标准规范、平台及应用研究情况,分析了地理信息Web服务组合及服务链的相关技术-工作流技术、地理信息语义技术、Agent技术等,网格技术与地理信息Web服务的结合以及最新提出的主动地理信息Web服务等研究内容,并对这些技术进行了总结,结合已有的成果,指出其存在的问题并展望其未来的研究方向。

This paper makes a review from different aspects of Geo Information Web Service research. Firstly, it expatiates on the basic conception and structure of Web Service. Secondly, it generalizes the main researches and applications of current C, eo Information Web Service. Thirdly, it analyzes the key techniques of Geo Information Web Service composition and service chain, such as workflow, geo information semantic, Agent. It also analyzes the combining of grid and Geo Information Web Service and the active Geo Information Web Service. Lately, this paper summarizes these techniques and points out their problems and prospects their future research directions.