基于前向滚动EMD技术的预测模型

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运用经验模态分解(EMD)、人工神经网络(ANN)和时间序列,基于分解—重构—集成的思想,构建了一个组合预测模型。在模型的构建过程中,提出了对股票指数序列进行逐日前向滚动EMD分解的思路,将分解后的本征模函数(IMF)分量输入神经网络进行组合预测。运用上述基于前向滚动EMD模型分析沪深300指数和澳大利亚指数的波动特点和走势。结果显示:前向滚动EMD模型比ARIMA模型、GARCH模型和BP神经网络模型具有更高的预测精度。
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