資源簡介
模糊熵計算,可用于生理信號的變異性分析。本算法降低了個體差異,更易于檢測生理狀態引起的復雜度改變。
代碼片段和文件信息
function?CF?=?fuzzyen(xymr)
%?remove?the?baseline?before
N?????=?length(x);
n?????=?2;
ux????=?zeros(N-m1);
for?i?=?1:N-m
????uy?=?zeros(N-m1);
????for?j?=?1:N-m
????????dis???=?max(abs(x(i:i+m-1)-mean(x(i:i+m-1))-y(j:j+m-1)+mean(y(i:i+m-1))));
????????uy(j)?=?exp(-dis.^n/r);
????end
????ux(i)?=?mean(uy);
end
Bm?=?mean(ux);
ux????=?zeros(N-m1);
for?i?=?1:N-m
????uy?=?zeros(N-m1);
????for?j?=?1:N-m
????????dis???=?max(abs(x(i:i+m)-mean(x(i:i+m))-y(j:j+m)+mean(y(i:i+m))));
????????uy(j)?=?exp(-dis.^n/r);
????end
????ux(i)?=?mean(uy);
end
Am?=?mean(ux);
CF?=?-log(Am/Bm);
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-07-27?05:17??FuzzyEn\
?????文件?????????609??2013-11-06?04:33??FuzzyEn\fuzzyen.m
?????文件??????????22??2014-07-27?05:18??FuzzyEn\Note.txt
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