云南普洱30 hm2季风常绿阔叶林动态监测样地群丛数量分类
李帅锋1,郎学东1,黄小波1,王艳红1,刘万德1,徐崇华2,苏建荣1,*(
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Association classification of a 30 hm2 dynamics plot in the monsoon broad-leaved evergreen forest in Pu’er, Yunnan, China
LI Shuai-Feng1,LANG Xue-Dong1,HUANG Xiao-Bo1,WANG Yan-Hong1,LIU Wan-De1,XU Chong-Hua2,SU Jian-Rong1,*()
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图3. 普洱30 hm2森林动态监测样地群落分类相对误差及交叉验证相对误差变化图。Min + 1SE, 交叉验证相对误差最小值加上一个标准差误差线; cp, 复杂度参数; Inf, 无穷大。
Fig. 3. Resubstitution and cross-validation relative error for the multivariate regression tree in the 30 hm2 forest dynamics plot of Pu’er. Min + 1SE, one standard error above the minimum cross-validated relative error; cp, complexity parameter; Inf, infinite.
