在以上小波分析理论的基础上进一步讨论了二维正交小波变换和离散图像的小波变换实现。
Based on mentioned-above wavelet analysis theories, two-dimension biorthogonal wavelet and the implementation of wavelet transform on discrete images have been discussed.
电力电子变压器(PET)是一种通过电力电子变换实现电力系统电压变换和能量传递的新型变压器。
Power electronic transformer (PET) is a new type of transformer, which realizes voltage transformation and power delivery in the power system through power electronic conversion.
提出了用CZT结合FFT实现尺度变换，用尺度变换实现插值运算的方法，进一步提高了算法的计算效率。
Combining the CZT with FFT, we implement the scaled transform and use it to realize the interpolation and improves the computation efficiency.
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