土壤制图中多目标属性的环境因子及其尺度选择——以黑龙江鹤山农场为例
史静静, 杨琳, 曾灿英, 朱阿兴, 秦承志, 梁朋

Selection of environmental variables and their scales in multiple soil properties mapping: A case study in Heilongjiang Heshan Farm
Jingjing SHI, Lin YANG, Canying ZENG, Axing ZHU, Chengzhi QIN, Peng LIANG
表4 环境因子集1和2较基准因子集3和环境因子集2较环境因子集1的RMSE均值提高百分比(%)
Tab.4 The improvements of the mean RMSEs of subset1 compared with subset 3, subset 2 compared with subset 3 and subset 2 compared with subset1 respectively (%)
RMSE 砂粒 粉粒 黏粒 有机质 厚度
subset1_3 -2.3* 1.8* 5.8* 6.5* 13.1*
subset2_3 7.8* 11.1* 21.3* 17.7* 20.6*
subset2_1 9.9* 9.4* 16.5* 12.1* 8.7*