Abstract

Spatial information technology based on Geological Information System (GIS) is the natural and best way for building ‘Digital Valley’ engineering. After analyzing the framework and function of three-dimensional visualization simulation system about hydrological analysis and flood operation in Qingjiang valley, an integration solution of GIS and Virtual Reality (VR) is proposed in this paper. How to combine spatial data and attribute data to construct database, how to build GIS platform, how to produce scene models and how to display 3D terrain scene are discussed in detail. The practicing verifications have demonstrated the effectiveness of the proposed methods, which have been applied to the digital Qingjiang valley to conveniently display relative geographical and calculational information, while vividly simulate all kinds of scenes.

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Nov 17th, 12:00 AM

Design and Research of Digital Valley Based on GIS and VR.

Spatial information technology based on Geological Information System (GIS) is the natural and best way for building ‘Digital Valley’ engineering. After analyzing the framework and function of three-dimensional visualization simulation system about hydrological analysis and flood operation in Qingjiang valley, an integration solution of GIS and Virtual Reality (VR) is proposed in this paper. How to combine spatial data and attribute data to construct database, how to build GIS platform, how to produce scene models and how to display 3D terrain scene are discussed in detail. The practicing verifications have demonstrated the effectiveness of the proposed methods, which have been applied to the digital Qingjiang valley to conveniently display relative geographical and calculational information, while vividly simulate all kinds of scenes.

 

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