基于大数据、云计算等现代信息技术与理念，结合地质调查工作实际，系统论述了建设地质大数据体系的总体框架和实现的技术途径。提出了地质大数据体系建设的5项任务组成：建设地质数据采集体系，推进地质数据快速规范采集；建设地质大数据汇聚体系，实现地质数据快速有效汇聚；建设地质数据与信息服务产品体系，丰富地质数据与信息社会化服务产品；建设地质数据与信息服务体系，推进地质数据与信息协同服务；建设地质大数据支撑平台（“地质云”），提升地质数据与信息服务的能力和水平。论述了5项任务的主要内容及其面临的关键技术问题，并简要提出了建设地质大数据体系对其他相关工作的影响和要求。%Based on the cutting-edge research paradigm “big data”and the advanced information technology“cloud computing”,this paper introduced the overall big data framework of China Geological Survey (CGS)and the related technical approaches.Five projects and related aims were proposed respectively for construction of CGS big data:(1 )construction of collecting and processing system for first-hand geological data,aiming at boos-ting data acquisition efficiency and increasing data quality;(2)construction of efficient geological big data sub-mission system,aiming at promoting data validity and instantaneity;(3 ) construction of product system for geological data and extracted information,aiming at enriching data products and information services;(4 ) construction of service system for geological data and related information,aiming at advancing data and informa-tion cooperative services;(5 )construction of CGS big data platform (also called CGS geological cloud),aiming at enhancing the service capability.The challenges and critical technologies for these five projects were discussed, and then auxiliary efforts and further requirements for other CGS projects were also proposed in this research.
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