时间序列进行平稳性检验然后利用aic准则选取合适的模型进行一步预报。-Stationary time series of test criteria and then select the appropriate use of aic step model prediction.

链路仿真，路径损耗模型，选择模型，得出相应计算结果，很好用-Link simulation, the path loss model, select the model to arrive at appropriate results, easy to use