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eg-fft
- fft1.用Matlab产生正弦波,矩形波,以及白噪声信号,并显示各自时域波形图 2.进行FFT变换,显示各自频谱图,其中采样率,频率、数据长度自选 3.做出上述三种信号的均方根图谱,功率图谱,以及对数均方根图谱 4.用IFFT傅立叶反变换恢复信号,并显示恢复的正弦信号时域波形图-fft1. Using Matlab generated sine wave, rectangular wave, as well as the white noise signal, and displa
matlabsystemindetfition
- matlab系统辨识,m序列的产生,逆m序列的产生,白噪声的产生-matlab system identification, m sequence generation, reverse m sequence generation, white noise generation
matlab-homework2
- 设某信号 , N=20, 其中, 为白噪声。 求: 编程实现信号的DFT及其反DFT变换,画出原始信号、幅频特性和反变换后信号的曲线。 -Let a signal, N = 20, which, for the white noise. Demand: programming signal DFT and its inverse DFT transform, draw the original signal, the amplitude-frequency characteristic