Spectrum analysis to load curves shows that the wiener filtering has the merits of filtering impact load, removing burrs and smoothing forecast curves.

对负荷曲线进行了频谱分析，得出维纳滤波具有过滤冲击负荷、消除毛刺使预测曲线光滑易于人工调整的优点。

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The difference between the proposed correlator and BJTC is that joint power spectrum is processed by using high pass filtering before applying binarization.

这种相关器与一般的二元联合变换相关器的差别在于联合功率谱作二元处理之前先进行高通滤波。

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Design the signal pre-treatment model and make use of such methods as Fourier transfer and wavelet analysis, etc to perform filtering treatment for spectrum signals.

设计信号预处理模块，采用傅里叶变换、小波分析等方法，对光谱信号进行滤波处理。

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