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21Â¥2012-08-24 16:02:57
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delarzhang

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21Â¥: Originally posted by csgt0 at 2012-08-24 13:02:57
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delarzhang

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21Â¥: Originally posted by csgt0 at 2012-08-24 13:02:57
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lsqcurvefit stopped because the final change in the sum of squares relative to
its initial value is less than the default value of the function tolerance.



   1.0e+08 *

    1.7365    0.1456    0.0000    0.0000
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23Â¥2012-10-03 16:19:28
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love_ff

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6Â¥: Originally posted by csgt0 at 2012-08-20 10:59:47
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function delar
data=xlsread('delar.xlsx');
xdata=data(:,1);  %Im
ydata=data(:,2);  %
x0=;    %wp2,gama,T,S
options= optimset('MaxFunEvals',5000,'Maxi ...

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x0=[2,2,2,2,2];
xdata=w0';
ydata=xdl2;
lb=[1;1;1;1;1];
lu=[5;5;5;5;5];
[x,res]=lsqcurvefit(F,x0,xdata,ydata,lb,lu);
24Â¥2014-01-02 10:26:00
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delarzhang

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24Â¥: Originally posted by love_ff at 2014-01-02 11:26:00
ÇëÎÊÎÒÓÃlsqcurvefitº¯ÊýµÄʱºòÎÒÉ趨ÁËÉÏÏÂÏߣ¬µ«ÊǺÃÏñûÓá£ÎÒ°Ñ´úÂëÌù³öÀ´ÄܰïÎÒ¿´¿´Ã´£¿
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x0=;
xdata=w0';
ydata=xdl2;
lb=;
lu=;
=lsqcurvef ...

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25Â¥2014-01-03 09:01:49
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yj112358

гæ (СÓÐÃûÆø)

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2Â¥: Originally posted by dingd at 2012-08-17 09:26:06
¸´ÊýÄâºÏ»¹Ã»¼û¹ý±È1stOpt¸üÇ¿¸üºÃÓõ쬽¨Òé×Ô¼ºÊÔÊÔ¡£

ÇëÎÊ1stOPtÄâºÏº¬Óи´ÊýµÄº¯Êýʱ£¬ÎªÊ²Ã´ÄâºÏ½á¹ûÀïÃæÓи´Êý±êÖ¾ i µÄÖµ£¿£¿
µü´úÊý: 95
ÓÃʱ: 0:10:46
RMSE: 3.5995562003269E-5
SSE: 1.01063077746633E-7
R: 0.9824979
DC: 0.9653022
kmax: -6.280815E-6
d: 1.146856
sild: 0.1547667
i: 2.908197

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