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近日,清华大学地球系统科学研究中心白玉琪副教授作为国家测绘地理信息局组织的中国国家代表团成员,参加了在挪威特罗姆瑟召开的国际标准组织(ISO)地理信息标准委员会(TC211)第42次全体会议。会上,白玉琪副教授代表中国提出了制定19130-3标准的建议。
Segmentation of 3D data (some time 4D data) is a very challenging problem in applications exploiting Marine GIS data. To tackle this problem, this paper proposes a topological approachbased on the Dig...
The main aim of the research described in the paper was analyse the accuracy of photointerpretation of impervious surface using IKONOS images and its influence on the imperviousness factor determinati...
The role of Metadata is to describe and document spatial data. The implementation of metadata serves several goals, such as archiving spatial data, for data managers and searching spatial data, for da...
This paper reviews the first international release of the Geographic Data Files (GDF) ISO standard for the ITS industry and the ongoing follow-up work. The standard, GDF 4.0, has been created by ISO/...
In March 2001 ISO TC 211 approved a project to develop an international standard: ISO 19130- Sensor and Data Models for Imagery and Gridded Data. Since August 2002 when the project status was reported...
This paper summarizes the work in progress within ISO/TC211 Geographic Information and Geomatics. An emphasis has been put on Working Group 1, which is the Framework and Reference Model. Many technica...
This paper provides a brief overview of one of the first spatial domain standards: a standard for the domain of Land Administration (LA). This standard is in the draft stage of development now (May 20...
Nowadays Geographic Information Systems (GIS) tend to represent and analyse in three dimensions. It requires new analytical threedimensional objects in GIS and have been initiated by the indu...
国际标准化组织地理信息技术委员会的工作范围为:数字地理信息领域标准化。为直接或间接与地理空间定位有关的目标或现象信息,制定一整套结构化标准。规范地理信息数据管理(包括定义和描述)、采集、处理、分析、查询和表示,为不同用户、不同系统、不同地方之间的数据转换提供方法和服务。与其它相关信息技术标准和可能的数据标准相联系,为使用地理信息数据的部门提供标准框架。

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