青藏工程走廊活动层厚度预测模型与分布特征研究

刘志云,黄川,于晖,钟振涛,崔福庆

Study on the prediction model and distribution characteristics of active layer thickness along the Qinghai-Tibet engineering corridor

Zhiyun LIU,Chuan HUANG,Hui YU,Zhentao ZHONG,Fuqing CUI

表3 三种预测模型的各项评价指标

Table 3 The evaluation indicators of the three prediction models

预测模型 评价指标 R2 RMSE MAPE 相对误差 ±15%内占比 经验公式 0.40 0.75 24.5% 41.0% 随机森林 0.72 0.42 12.7% 69.6% RBF神经网络 0.84 0.32 10.5% 74.6%