机构地区: 南京大学
出 处: 《城市规划》 2005年第4期47-51,96,共6页
摘 要: 作为高速城市化的代表,深圳特区土地利用具有典型的演化频率快和空间结构稳定性差的特点,其实质是人为干预下的城市生态景观的自组织机制作用过程。根据城市生态组织理论,本文构建了基于特征的城市土地利用演化CA模型,并对深圳特区1997-2020年土地利用时空演化进行了仿真和预测。结果表明,建立基于城市生态组织理论和地理特征的城市土地利用演化CA模型,对指导土地利用总体规划决策具有重大的实用价值。 As a typical city experiencing rapid urbanization, Shenzhen is characterized by a high evolvement frequency and low spatial stability in land use, the essence of which is a self-organized process of urban ecology and landscape. According to the theory of urban ecological organism, this paper es- tablishesanevolvementmodelofurban landuse based on cellular automata with a case study on land use evolvement of Shenzhen during the years of 1997- 2020. Itdrawsaconclusion that urban landuseevolve- ment model based on CA is able to express effec- tively the rule of urban growth and simulate urban spatial evolvement, thereforecan help direct land use comprehensiveplanning.