23 lines
745 B
Mathematica
23 lines
745 B
Mathematica
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%%************************<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>****************************%%
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%%=============================<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>===================================%%
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% J <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD><EFBFBD>ŵ㼯<EFBFBD><EFBFBD>
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% data Ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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% fs <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>
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% NFFT FFT<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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% Power_mono <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>
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% f_mono <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>
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%%========================================================================%%
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function [f_mono,Power_mono] = Mono_Parameter(data,J,fs,NFFT)
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J = sort(J,'ascend')-1;
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len_J = length(J);
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if len_J == 1
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f_mono = J*fs/NFFT/10^6;
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else
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if len_J == 2
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f_mono = 0.5*(J(1)+J(2))*fs/NFFT/10^6;
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else
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f_mono = J(2)*fs/NFFT/10^6;
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end
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end
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Power_mono =sum(abs(data(J+1)).^2)/NFFT^2;
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end
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