function?F_n=DFA（DATAwin_lengthorder）
??????
???????N=length（DATA）;???
???????n=floor（N/win_length）;
???????N1=n*win_length;
???????y=zeros（N11）;
???????Yn=zeros（N11）;
???????
???????fitcoef=zeros（norder+1）;
????????????mean1=mean（DATA（1:N1））;
???????for?i=1:N1
???????????y（i）=sum（DATA（1:i）-mean1）;
???????end
???????y=y‘;
???????for?j=1:n
???????????fitcoef（j:）=polyfit（1:win_lengthy（（（j-1）*win_length+1）:j*win_length）order）;
???????end
???????for?j=1:n
???????????Yn（（（j-1）*win_length+1）:j*win_length）=polyval（fitcoef（j:）1:win_length）;
???????end
???????sum1=sum（（y‘-Yn）.^2）/N1;
???????sum1=sqrt（sum1）;
???????F_n=sum1;
??????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????380860??2010-07-22?10:00??DFA\1.eps

?????文件??????70453??2010-07-22?09:55??DFA\data.mat

?????文件????????666??2010-07-22?09:55??DFA\DFA.m

?????文件????????803??2010-07-22?09:59??DFA\runDFA.m

?????目錄??????????0??2010-07-22?10:01??DFA

-----------?---------??----------?-----??----

???????????????452782????????????????????5