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基于和模型的时空建模方法研究

DOI: 10.11834/jig.20001207

Keywords: 时空动态分析,细胞自动机,转换规则,城市扩展

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Abstract:

目前商用地理信息系统(GIS)尚不能完整地表示地理实体的时态信息和时空关系,且缺乏时空分析和时空动态建模能力,这已成为GIS界的一个共识,而未来GIS在各应用领域的深入发展,以及在实现“数字地球”战略过程中,都要求发展新的时空分析和建模方法.由于细胞自动机(CellularAutomata)是一种“自下而上”的动态模拟建模框架,并具有模拟复杂系统时空演化过程的能力,因而将标准CA模型的四元组进行扩展,以满足GIS环境下时空动态分析的要求,进而建立了土地持续利用动态模拟模型,并运用此模型对包头市城市扩展和土地可持续利用进行了比较成功的模拟.

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