利用混合蛙跳算法优化基于APSIM的旱地小麦产量形成模型参数

聂志刚,李广,雒翠萍,马维伟,代永强

Parameter Optimization in APSIM-Based Simulation Model for Yield Formation of Dryland Wheat Using Shuffled Frog Leaping Algorithm

Zhi-Gang NIE,Guang LI,Cui-Ping LUO,Wei-Wei MA,Yong-Qiang DAI

表3 参数优化前后小麦产量形成模型模拟检验结果

Table 3 Test results of simulation on wheat yield formation model before and after parameters optimization

模型参数 Model parameter 麻子川村 Mazichuan 安家沟村 Anjiagou RMSE (kg hm-2) NRMSE (%) ME RMSE (kg hm-2) NRMSE (%) ME 默认值 Default value 64.21 4.33 0.966 94.05 7.61 0.912 优化值 Optimized value 33.64 2.27 0.991 36.88 2.99 0.986