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GrasaVampiro

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s = fitoptions('Method','NonlinearLeastSquares')
%                'Lower',[0,0],...
%                'Upper',[1,1],...
%                'Startpoint',[0,0.0001]);
expo_fit=fittype('c_equ*(1-exp(-K*sqrt(t)))','independent','t','options',s)   
[fit_results,compli]=fit(t',c2',expo_fit)
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fit_results =

     General model:
       fit_results(t) = c_equ*(1-exp(-K*sqrt(t)))
     Coefficients (with 95% confidence bounds):
       K =     0.01244  (0.006449, 0.01844)
       c_equ =       100.6  (54.73, 146.5)

compli =

           sse: 868.3425
       rsquare: 0.9233
           dfe: 1198
    adjrsquare: 0.9233
          rmse: 0.8514

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class(fit_results)
ans=
cfit
class(compli)
ans=
structure

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fit_results
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size(fit_results)
½á¹ûÊÇ1
fit_results.K
½á¹ûÊÇ0.01244  
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[ Last edited by GrasaVampiro on 2010-9-7 at 16:11 ]
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GrasaVampiro

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2Â¥2010-09-09 00:07:01
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ganwu2008

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GrasaVampiro(½ð±Ò+20):µÄÈ·¶Á³öÁË£¬Ð»Ð» 2010-09-09 08:14:41
robert2020(½ð±Ò+1):¶àл³æÓѽâ´ð£¬»¶Ó­³£À´·ÂտģÄâ°æ½»Á÷£¡ 2010-09-09 18:24:23
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confint(fit_results)
3Â¥2010-09-09 14:24:24
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GrasaVampiro

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΢ÐÅXGBerlin

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ÒýÓûØÌû:
Originally posted by ganwu2008 at 2010-09-09 07:24:24:
ÏÂÃæÕâ¾ä»°Äܹ»½â¾öÎÊÌ⣺
confint(fit_results)

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¡°fit_results =

     General model:
       fit_results(t) = c_equ*(1-exp(-K*sqrt(t)))
     Coefficients (with 95% confidence bounds):
       K =     0.01244  (0.006449, 0.01844)
       c_equ =       100.6  (54.73, 146.5)
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4Â¥2010-09-09 23:56:43
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robert2020

Òø³æ (ÖøÃûдÊÖ)

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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
help save
ÒýÓûØÌû:
Originally posted by GrasaVampiro at 2010-09-09 23:56:43:

ÄܰÑ
¡°fit_results =

     General model:
       fit_results(t) = c_equ*(1-exp(-K*sqrt(t)))
     Coefficients (with 95% confidence bounds):
       K =     0.01244  (0.006449, 0.01844)
    ...

Truthfulness,Compassion,Tolerance,Beauty
5Â¥2010-09-10 19:11:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

GrasaVampiro

ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)

΢ÐÅXGBerlin

ÓÅÐã°æÖ÷

ÒýÓûØÌû:
Originally posted by robert2020 at 2010-09-10 12:11:25:
help save

ÎÊÌâÊÇfit_resultsµÄÊý¾ÝÀàÐÍÎÒ¶¼²»Ã÷°×
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6Â¥2010-09-10 19:27:11
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robert2020

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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
µ«Ô¸Äܹ»ÓÐËù°ïÖú£ºhttp://zhidao.baidu.com/question/39594554
ÒýÓûØÌû:
Originally posted by GrasaVampiro at 2010-09-10 19:27:11:

ÎÊÌâÊÇfit_resultsµÄÊý¾ÝÀàÐÍÎÒ¶¼²»Ã÷°×

Truthfulness,Compassion,Tolerance,Beauty
7Â¥2010-09-10 19:33:27
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mapex

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a=cf_.a1;
b=cf_.b1;
c=cf._c1;
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Function 'Embedded MATLAB Function2' (#90.1025.1028), line 68, column 7:
"cf_"".
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mapex
8Â¥2014-10-25 18:29:06
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