面向制图的GlobeLand30数据小图斑综合方法The spot generalization method of GlobeLand30 land cover data for cartography
王映雪;李少梅;王日恒;张鑫禄;
摘要(Abstract):
针对当前的小图斑综合方法无法满足基于GlobeLand30数据制作地表景观图需要的问题,该文通过建立变化分界尺度计算模型、改进图斑处理方法,并基于层次格网划分综合区进行小图斑综合,最后将此方法应用于郑州市地区地表覆盖数据的综合并生成了地表景观图。实验结果表明,该方法在保持地表覆盖的整体结构特征和各类型地表覆盖的空间分布特征方面效果显著。
关键词(KeyWords): GlobeLand30数据;小图斑综合;层次格网;分界尺度;地表景观图
基金项目(Foundation): 国际自然科学基金项目(41771487,41571399)
作者(Authors): 王映雪;李少梅;王日恒;张鑫禄;
DOI: 10.16251/j.cnki.1009-2307.2020.04.025
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