[目的] 为了探讨多种两步模式三维制图方法的准确度影响因素及其规律。[方法] 以华南典型丘陵区1个面积约5 km2的林场内土壤有机碳为研究对象,分别使用样条函数、指数函数和幂函数作为深度函数,普通克里格和随机森林作为水平制图方法,以及两步模式的2种不同制图形式(称为形式A和B),进行土壤有机碳含量的三维预测制图,并探究不同的深度函数、水平制图方法或制图形式对两步模式三维制图结果的影响规律。[结果] (1)深度函数在很大程度上决定制图结果在垂直和水平方向上的变异 ...
杨华蕾 +7 more
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