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matlabÄâºÏÈçºÎ²é¿´ÄâºÏ±äÁ¿µÄÎó²î? ÎҵIJ¿·Ö³ÌÐòÊÇÕâÑùµÄ: options = optimset('Display','iter','TolFun',1e-3,'TolX',1e-3) fun = inline( 'x(1)+x(2)*xdata.^(x(3))','x','xdata'); [x,resnorm]=lsqcurvefit(fun,x0,xdata,ydata,lb,ub,options) ÔËÐгÌÐò×îºóÖ»¸ø³öx(1) x(2) x(3)µÄ×î¼ÑÖµ,ÇëÎÊÔõô²é¿´ÕâÈý¸ö±äÁ¿µÄÎó²î? |
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datianzi(½ð±Ò+1):3ks 2010-06-03 17:03:41
adu886886(½ð±Ò+2):ллÌṩÒâ¼û 2010-06-04 15:06:47
datianzi(½ð±Ò+1):3ks 2010-06-03 17:03:41
adu886886(½ð±Ò+2):ллÌṩÒâ¼û 2010-06-04 15:06:47
|
you can input 'help lsqcurvefit' in command window. then you will see the following: [X,RESNORM,RESIDUAL] = LSQCURVEFIT(FUN,X0,...) returns the value of residual, FUN(X,XDATA)-YDATA, at the solution X. |
2Â¥2010-06-03 16:19:11
datianzi
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3Â¥2010-06-03 17:03:13
change0618
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
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- Ó¦Öú: 44 (СѧÉú)
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datianzi(½ð±Ò+8):лл£¬µ«Õâ¸öº¯Êý²»ÊʺÏlsqcurvefit 2010-06-03 18:55:49
adu886886(½ð±Ò+1):ллÌṩÒâ¼û 2010-06-04 15:06:55
datianzi(½ð±Ò+8):лл£¬µ«Õâ¸öº¯Êý²»ÊʺÏlsqcurvefit 2010-06-03 18:55:49
adu886886(½ð±Ò+1):ллÌṩÒâ¼û 2010-06-04 15:06:55
|
[X,RESNORM,RESIDUAL,EXITFLAG,OUTPUT,LAMBDA,JACOBIAN] =LSQCURVEFIT(FUN,X0,...) CI = NLPARCI(BETA,RESID,'jacobian',J) |
4Â¥2010-06-03 17:52:57
5Â¥2015-01-22 21:48:51
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