针对传统时间序列方法对物价指数的非平稳现象适应性较差的问题,提出运用小波分析方法,将原始数据分解成不同频率段的平稳信号,进而采用传统方法进行处理,从而提高了预测精度,获得令人满意的效果。关键词:小波分析;装备价格;物价指数Abstract:The article aims the problem that the instable phenomenon of the price index is resolved unsatisfactorily though the traditional time sequence method. The original datum are disassembled to the stable signals in the different segmental frequency. Then, those signals are analyzed with the traditional methods, which improve the forecast precision and get the satisfactory efforts.Keywords:Wavelet Analysis; Equipment Price; Price Index
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