| ²é¿´: 1676 | »Ø¸´: 5 | |||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | |||
datianzi½ð³æ (ÕýʽдÊÖ)
|
[½»Á÷]
¡¾ÇóÖú¡¿¼±ÎÊ: matlabÄâºÏÈçºÎ²é¿´ÄâºÏ±äÁ¿µÄÎó²î? ÒÑÓÐ2È˲ÎÓë
|
||
|
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? |
» ²ÂÄãϲ»¶
265Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
²ÄÁÏÇóµ÷¼Á
ÒѾÓÐ13È˻ظ´
Ò»Ö¾Ô¸Ö£ÖÝ´óѧ²ÄÁÏÓ뻯¹¤085600£¬Çóµ÷¼Á
ÒѾÓÐ26È˻ظ´
070300»¯Ñ§279Çóµ÷¼Á
ÒѾÓÐ18È˻ظ´
²ÄÁϵ÷¼Á
ÒѾÓÐ8È˻ظ´
»¯¹¤Çóµ÷¼Á£¡
ÒѾÓÐ6È˻ظ´
290Çóµ÷¼Á085701
ÒѾÓÐ11È˻ظ´
085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
295Çóµ÷¼Á
ÒѾÓÐ15È˻ظ´
Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ²ÄÁϹ¤³Ì£¬³õÊÔ344Çóר˶µ÷¼Á
ÒѾÓÐ6È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
matlab΢·Ö·½³Ì×é²ÎÊýÄâºÏ£¬ÒÔÖÜΪµ¥Î»Çó½â£¬»ã×ܺóÒÔÄêΪµ¥Î»½øÐÐÊýÖµ±È½Ï
ÒѾÓÐ4È˻ظ´
matlabÄâºÏ·½³Ì²ÎÊýʱ³õÖµµÄÑ¡Ôñ
ÒѾÓÐ15È˻ظ´
matlabÄâºÏÇóÖµ
ÒѾÓÐ17È˻ظ´
¶ÔÊý¾Ý½øÐÐÇúÏßÄâºÏºóÈçºÎµÃµ½ÄâºÏÎó²î
ÒѾÓÐ30È˻ظ´
ÔÚmatlabÖÐÄâºÏÇúÃæµÄ±í´ïʽ
ÒѾÓÐ29È˻ظ´
matlabÄâºÏÄâ¾ùÏදÁ¦Ñ§²ÎÊý
ÒѾÓÐ6È˻ظ´
ÐèÒªÓÃmatlabÄâºÏÊý¾ÝµÄÍâÐÐÈ˼±Ðè°ïÖú
ÒѾÓÐ10È˻ظ´
matlab·ÇÏßÐÔ²ÎÊýÄâºÏÎÊÌâ
ÒѾÓÐ7È˻ظ´
¡¾ÇóÖú¡¿Ê¹ÓÃMATLABÄâºÏ³ö°´ÕÕ¹«Ê½µÄϵÊý
ÒѾÓÐ19È˻ظ´
ÈçºÎÓÃMATLABÄâºÏÖ¸Êýº¯Êý
ÒѾÓÐ3È˻ظ´
¡¾Ô´´¡¿¶àÏîʽºÍ·Ç¶àÏîʽÇúÏßÄâºÏµÄMATLABʵÏÖÊÓÆµ½Ì³Ì
ÒѾÓÐ10È˻ظ´
¡¾ÇóÖú¡¿matlabÇúÃæÄâºÏ±í´ïʽ
ÒѾÓÐ10È˻ظ´
¡¾ÇóÖú¡¿ÈçºÎʹµÃmatlabÄâºÏµÄÇúÏßÇ¿ÖÆ¾¹ýÒ»¸öµã
ÒѾÓÐ8È˻ظ´
¡¾ÇóÖú¡¿Ê¹ÓÃMATLABÔõôʵÏÖÄâºÏÁ¦³¡²ÎÊýµÄ³ÌÐò£¿¡¾Òѽâ¾ö¡¿
ÒѾÓÐ15È˻ظ´
change0618
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
·½ÕÉ´óʦ
- Ó¦Öú: 44 (СѧÉú)
- ½ð±Ò: 17724.5
- ºì»¨: 17
- Ìû×Ó: 2413
- ÔÚÏß: 546.7Сʱ
- ³æºÅ: 496517
- ×¢²á: 2008-01-19
- רҵ: »¯Ñ§·´Ó¦¹¤³Ì
¡ï
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
change0618
Ìú¸Ëľ³æ (ÖøÃûдÊÖ)
·½ÕÉ´óʦ
- Ó¦Öú: 44 (СѧÉú)
- ½ð±Ò: 17724.5
- ºì»¨: 17
- Ìû×Ó: 2413
- ÔÚÏß: 546.7Сʱ
- ³æºÅ: 496517
- ×¢²á: 2008-01-19
- רҵ: »¯Ñ§·´Ó¦¹¤³Ì
¡ï ¡ï
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
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 558.5
- Ìû×Ó: 403
- ÔÚÏß: 171.1Сʱ
- ³æºÅ: 226042
- ×¢²á: 2006-03-23
- רҵ: Äý¾Û̬ÎïÐÔ II £ºµç×ӽṹ
3Â¥2010-06-03 17:03:13
5Â¥2015-01-22 21:48:51














»Ø¸´´ËÂ¥