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AN ORGANIZATIONAL STRATEGY OF SPATIAL DATA BASED ON ASSIGNING TECHNOLOGY
AND DYNAMIC GRID AND ITS APPLICATION |
YANG Jun 1, LI Xue-ming 1, CAO Yong-qiang 1, SUN Cai-zhi 1, LI Dang-hui 2
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1.School of Urban and Environmental Sciences, Liaoning Normal University, Dalian 116029, China; 2. Northwest Institute of Forestry Inventory, Planning & Design, SFA, Xi’an 710048, China |
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Abstract Data grid is the fundamental work of graphics drafting, scientific computation and the realization of spatial analysis. Using dynamic grid and assigning technology of spatial data, the authors have implemented interoperability of multiple-sources data. The assigned grid has multi-attributes and applies the geographic information system (GIS) and the external program to implement overlay analysis and other complicated spatial analysis functions. The merits of the dynamic grid system lie in a complete vector format and the implementation of multiple-source data merging and massive data spatial analysis. This paper has realized the land suitability evaluation through the assigning technology and the dynamic grid system.
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Keywords
Building seismic disaster
Remote sensing
Digital image processing
Statistical analysis
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Issue Date: 04 September 2009
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