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Digital Earth Facing Challenges

The 4th International Symposium on Digital Earth (ISDE) was held in Tokyo, Japan from 28th to 31st March 2005 with the theme ‘Digital Earth as Global Commons’. The more than...

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Joint China-Brazil Remote Sensing Satellites

The CBERS Programme, a co-operative Chinese-Brazilian Earth Resources Satellites Programme with versatile cameras, has realised a vast success of the Brazilian data distribution policy that is leveraging research and business...

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Lidar-based Survey Solutions

Optech Incorporated focuses on the development, manufacture and support of advanced, lidar-based survey solutions. Established in 1974 as a privately held, Canadian-owned research and development firm, Optech was originally an...

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Levelling the GI Playing Field

For the past ten years, the International Organization for Standardization (ISO) Technical Committee 211, Geographic information/Geomatics has been working on standards development. It is now completing an initial set of...

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Boundary Dimensions as Basis

Cadastral information is a fundamental layer in the Spatial Data Infrastructure (SDI) and many GIS systems use it as a base framework. The authors introduce an approach to improve and...

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The Three Pillars of European GI

The INSPIRE directive is about establishing an infrastructure for spatial information within the Community (INSPIRE). This is appropriate, desirable and in accordance with community principles. The infrastructure will co-ordinate and...

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