东江源稀土矿区土地利用变化遥感监测研究Remote sensing monitoring of land-use change in rare earth mining area in the source region of Dongjiang River
吴倩雯,况润元,张刚华,秦建
摘要(Abstract):
针对1991—2013年东江源稀土矿区土地利用变化状况问题,该文提出了一种人工目视判读和最大似然法监督分类法相结合的分类方法。采用Majority/Minority分析对分类结果进行处理,通过混淆矩阵对分类的结果进行精度评估的方式,解决研究区土地利用变化与驱动力分析的问题。实验表明,1991—2013年东江源稀土矿区土地利用有比较显著的变化,但总体的土地结构变化不大,复垦等方面的因素使矿区的面积在逐渐减小,自然因素和人文因素在土地利用变化中起到了非常重要的作用。
关键词(KeyWords): 土地利用变化;遥感;监督分类;矿区
基金项目(Foundation): 国家自然科学基金项目(41101322);; 江西省教育厅科学技术研究项目(GJJ160617)
作者(Author): 吴倩雯,况润元,张刚华,秦建
DOI: 10.16251/j.cnki.1009-2307.2019.03.009
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