Using spatial data integration and database technology,analyzing and integrating the assessment results in all the development zones at different time in Hunan Province,the paper is intended to construct the database ...Using spatial data integration and database technology,analyzing and integrating the assessment results in all the development zones at different time in Hunan Province,the paper is intended to construct the database and managerial system for the assessment results of land use intensity in development zones,thus formulating"one map"of Hunan Development zones and realizing the integrated management and application of the assessment results in all the development zones at any time of Hunan above the provincial level.It has been proved that the system has good application effect and promising development in land management for land management departments and development zones.展开更多
There has been a worldwide revolution in geoscientific data availability and access.An effectively infinite and instantaneous free access to geoscientific data from the World Wide System of Geoscience Data Centers and...There has been a worldwide revolution in geoscientific data availability and access.An effectively infinite and instantaneous free access to geoscientific data from the World Wide System of Geoscience Data Centers and Virtual Observatories is available.In addition,national databanks and commercially available large exploration data-sets also exist.These distributed data resources impose challenges for the future to move toward their objective integration and visualization to discover new knowledge.Such advancements can facilitate meaningful interpretations and decision-making for the benefit of society at global and local scales.This article presents the Digital Earth initiative at a national level to address multiple domains,such as effective management of natural resources,interactive planning of exploration activities and monitoring,mapping and mitigation of natural hazards.It discusses a distributed geospatial data infrastructure and its importance in geoscientific data integration for efficient and interactive data retrieval,analysis and visualization.Some examples are presented to demonstrate the advantages of integrated visualization in geoscientific analysis.展开更多
空间数据库引擎(SDE,Spatial Data Engine)作为中间件能较好地解决地理信息系统(GIS,Geographical Information System)中空间数据和属性数据统一存储和管理的问题。论文首先探讨了管线数据库的常用解决方案,再重点阐述了ArcSDE的数据...空间数据库引擎(SDE,Spatial Data Engine)作为中间件能较好地解决地理信息系统(GIS,Geographical Information System)中空间数据和属性数据统一存储和管理的问题。论文首先探讨了管线数据库的常用解决方案,再重点阐述了ArcSDE的数据库存储方法,最后通过实例详细论述了ArcSDE对管网空间及属性数据的一体化管理方法,对其他城市管网系统的建库工作提供了一定的参考价值。展开更多
文摘Using spatial data integration and database technology,analyzing and integrating the assessment results in all the development zones at different time in Hunan Province,the paper is intended to construct the database and managerial system for the assessment results of land use intensity in development zones,thus formulating"one map"of Hunan Development zones and realizing the integrated management and application of the assessment results in all the development zones at any time of Hunan above the provincial level.It has been proved that the system has good application effect and promising development in land management for land management departments and development zones.
文摘There has been a worldwide revolution in geoscientific data availability and access.An effectively infinite and instantaneous free access to geoscientific data from the World Wide System of Geoscience Data Centers and Virtual Observatories is available.In addition,national databanks and commercially available large exploration data-sets also exist.These distributed data resources impose challenges for the future to move toward their objective integration and visualization to discover new knowledge.Such advancements can facilitate meaningful interpretations and decision-making for the benefit of society at global and local scales.This article presents the Digital Earth initiative at a national level to address multiple domains,such as effective management of natural resources,interactive planning of exploration activities and monitoring,mapping and mitigation of natural hazards.It discusses a distributed geospatial data infrastructure and its importance in geoscientific data integration for efficient and interactive data retrieval,analysis and visualization.Some examples are presented to demonstrate the advantages of integrated visualization in geoscientific analysis.
文摘空间数据库引擎(SDE,Spatial Data Engine)作为中间件能较好地解决地理信息系统(GIS,Geographical Information System)中空间数据和属性数据统一存储和管理的问题。论文首先探讨了管线数据库的常用解决方案,再重点阐述了ArcSDE的数据库存储方法,最后通过实例详细论述了ArcSDE对管网空间及属性数据的一体化管理方法,对其他城市管网系统的建库工作提供了一定的参考价值。