经典分数阶傅立叶变换
经典分数阶傅立叶变换,土耳其算法(The fast Fractional Fourier Transform)...
经典分数阶傅立叶变换,土耳其算法(The fast Fractional Fourier Transform)...
16点FFT VHDL源程序,The xFFT16 fast Fourier transform (FFT) Core computes a 16-point complex FFT. The input data is a vector of 16 complex values represen...
This program produces a Frequency Domain display from the Time Domain * data input using the Fast Fourier Transform....
FRFT时频变换代码(参考算法:H.M. Ozaktas, M.A. Kutay, and G. Bozdagi.Digital computation of the fractional Fourier transform.IEEE Trans. Sig. Proc., 44:2141--2150...
为保证网络信息传输的安全性,提出一种视频图像加密方法。该方法引入混沌系统中的Logistic映射和 Baker映射,结合H·264视频压缩编码特点,利用Baker映射对DCT (Discrete Cosine Transform)变换量化后 的块进行位置置乱,...