Hilbert+Huang 源代码

汇集 Hilbert+Huang 相关的电路原理图、PCB工程文件、单片机/FPGA源代码、数据手册与应用设计方案。

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源码文件

function xl=loweq(x,ts,f0) % xl=loweq(x,ts,f0) %LOWEQ returns the lowpass equivalent of the signal x % f0 is t…

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function u=lssb_mod(m,ts,fc) % u=lssb_mod(m,ts,fc) %LSSB_MOD takes signal m sampled at ts and carrier % freq. fc as input a…

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function[A,B]=myhilb(n,m) % MYHILB 生成一个Hilbert矩阵 % [A,B]=myhilb(n,m) % where % n,m are size of the Hilbert matrix,if only one…

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%求信号相角的子函数,这是调频、调相都要用到的方法 function [v,phi]=env_phas(x,ts,f0) if nargout==2 %nargout为输出变量的个数 z=loweq(x,ts,f0);%产生调制信号的正交分量…

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function xl=loweq(x,ts,f0) % xl=loweq(x,ts,f0) %LOWEQ returns the lowpass equivalent of the signal x % f0 is t…

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% Chapter 7: Example 7.20 % Freq. Samp. Tech.: Hilbert Transformer % M = 51; alpha = (M-1)/2; Dw = 2*pi/M; l = 0:M-…

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/*--------------------------------------------------------------------------- * hilbert transformation * ----------------------…

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/*--------------------------------------------------------------------------- * Arnold transformation * -----------------------…

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function [A,f,tt] = hhspectrum(imf,t,l,aff) % [A,f,tt] = HHSPECTRUM(imf,t,l,aff) computes the Hilbert-Huang spectrum % % inputs: …

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function [hf, ha] = fah(data,dt) % The function FAH calculates an improved Hilbert frequency and amplitude % of data(n,k), whe…