The examples provided in the documentation of following MATLAB Script function might use functions that are not available in MATLAB Script (e.g., plot, figure, subplot, wvtool, dfilt, fvtool, fdesign, RandStream
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（整体的MATLAB code 附在最后面）（1） 假定输入信号，先给两个sine wave的叠加，一个是大小0.7，...
The examples provided in the documentation of following MATLAB Script function might use functions tha...
%[y,Fs]=wavread('C:\Users\HSF\Desktop\AgilentTechnologies.wav'); %读出信号,采样率和采样位数。 [y,Fs]=wavread('C:\Users\HSF\Desktop\sound\beiyou.wav');%读出信号,采样率和采样位数。 sound(y,Fs); y=y(:,1);%我这里假设你的声音是双声道,我只取单声道作分析,如果你想分析另外一个声道,...
1. 傅里叶变换在matlab软件中怎样应用 2.. 傅里叶变换的作用效果的展示,从时域到频域的变化,时域难以解决的问题到频域中却很清晰。 语法 Y =fft(X) Y =fft(X,n) Y =fft(X,n,dim) 说明 示例 Y=fft(X)用快速傅里叶变换 (FFT) 算法计算X的离散傅里叶变换(DFT)。
技术标签: matlab转载:https://blog.csdn.net/me4weizhen/article/details/53688848 定义: The 'i' in the 'Nth root of unity' 是虚数单位 调用: 1. Y = fft(y); 2. Y = fft(y,N); 式中,y是序列,Y是序列的快速傅里叶变换。y可以是一向量或矩阵,若y为向量... 查看原文 python ...
C/C++ Code Generation Generate C and C++ code using MATLAB® Coder™. GPU Code Generation Generate CUDA® code for NVIDIA® GPUs using GPU Coder™. Thread-Based Environment Run code in the background using MATLAB®backgroundPoolor accelerate code with Parallel Computing Toolbox™Thread...
Copy Code Copy Command Compare cosine waves in the time domain and the frequency domain. Specify the parameters of a signal with a sampling frequency of 1 kHz and a signal duration of 1 second. Get Fs = 1000; % Sampling frequency T = 1/Fs; % Sampling period L = 1000; % Length of...
This MATLAB function computes the discrete Fourier transform (DFT) of X using a fast Fourier transform (FFT) algorithm.