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autocorrelazione
- Autocorrelation speech signal for matlab. Computes the f0 frequency.
aliasing_for_time_domain_signal.m
- This package contains scr ipt to calculate aliasing for given time domain signal. scr ipt to plot in time domain the function: x(t)=A0cos(2pif0t)+A1cos(2pif1t) where fs1=300 Hz and fs2=150 Hz (sampling rate) A0 and A1 are amplitude s signal (a
Opt_Steepest
- 用最速下降法求最优化解 输入：f为函数名 grad为梯度函数 x0为解的初值 TolX,TolFun分别为变量和函数的误差阈值 dist0为初始步长 MaxIter为最大迭代次数 输出: xo为取最小值的点 fo为最小的函数值 f0 = f(x(0- Steepest Descent Method with Optimum Solution input: f as a function name grad is gradient function x0 fo
F0
- 利用 matlab 分别基于 ACF 和 W-AMDF 求基音频率，程序均调试通过。其中的 word 文档为下载资源，供大家参考对比-compute fundamental frequency of speech signal base on ACF and W-AMDF respectively, while the download word document for your reference.
yi
- 基于matlab 的叠加高斯白噪声的正弦信号频谱分析，给定正弦函数x=sin(2πf0n/N+π/3)+sin(2πf1n/N+π/4)，设定f0.f1的值，加了噪声之后做快速傅里叶变换，在matlab中分析其频谱，验证是否与f0,f1的值符合。再变换N值，看随着N值的变化对应点是否符合及有何变化。-Matlab based on the superposition of Gaussian white noise sinusoidal signal spectrum analysis, giv
matlab仿真下变频源程序
- matlab 仿真下变频源程序 f0=20e6;%模拟信号中频 f1=10e6;%数字本振频率 fs=40e6;%采样频率(digital down convertion)
smith_go_1.0
- 用于展示利用史密斯圆图进行射频传输线系数分析，包括信噪比，回波损耗等功能。(In order to complete both of the assignments of Smith chart at the same time, I decided to write this essay to expound my experience to use Smith chart while recording my process about programming a program that