摘要
应用多种数学方法对青海省历年的农机总动力进行了预测,取得了良好的效果。通过对这些数学方法的应用比较,分析了其中每种方法的适用范围和优缺点。为相关管理部门进行正确的决策提供了依据,并为正确选用各种数学方法进行预测具有指导意义。
The article has forecasted the agricultural mechanical total power of Qinghai province past years with multl-mathematic methods, and obtained good effects. By the application-comparison of these multi-mathematic methods the article analyzed the applied range, the advantages and disadvantages of every mathematic method, meanwhile it＇ s provided the decision gist for relative management department, it＇s also possessed direction meaning for forecasting through choosing right mathematic method.
出处
《中国农机化》
2006年第2期50-51,90,共3页
Chinese Agricul Tural Mechanization
关键词
数学方法
灰色预测
灰色-马尔可夫预测
神经网络预测
决策
农机总动力
mathematic method
Gray forecasting
Gray-Marcov forecasting
neural-network forecasting
decision
agricultural mechanical total power
