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cjj1001

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µÚ¶þ¸ö¹«Ê½ÖеIJÎÊýd,e,fΪ¹Ì¶¨Öµ£¬·Ö±ðµÈÓÚ8.314,303,6.37
2Â¥2013-12-17 22:03:55
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polypro

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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2013-12-19 07:31:50
d,e,fΪ³£Êý£¬¶¨ÒåÉϾÍÐУ¬a,b,cΪ²ÎÊý£¬µÚ¶þ¸ö¹«Ê½ÔÚoriginд³É
a*exp(-1.0*(d*e*log(f/x)/b)^c);
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cjj1001

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ÒýÓûØÌû:
6Â¥: Originally posted by polypro at 2013-12-18 11:01:05
d,e,fΪ³£Êý£¬¶¨ÒåÉϾÍÐУ¬a,b,cΪ²ÎÊý£¬µÚ¶þ¸ö¹«Ê½ÔÚoriginд³É
a*exp(-1.0*(d*e*log(f/x)/b)^c);
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7Â¥2013-12-18 14:09:10
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dingd

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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2013-12-19 07:30:02
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cjj1001

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ÎÒ°ÑÊý¾ÝºÍ¹«Ê½µÄÎı¾ÉÏ´«ÁË£¬¸Õ½Ó´¥ÄâºÏÕâ¿éÄÚÈÝ£¬Óкöà´íÎóµÄµØ·½£¬Çë´ó¼Ò¶àÅúÆÀÖ¸Õý£¬Í¬Ê±Ò²Ï£ÍûÄܸøÎÒһЩ°ïÖú£¬Ð»Ð»´ó¼Ò

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  • 2013-12-18 09:46:50, 12.29 K
5Â¥2013-12-18 09:47:35
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dingd

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fegg7502: ½ð±Ò+1, Ó¦ÖúÖ¸Êý+1, 3ks 2013-12-19 07:31:59
1stOptÇó½â£º
CODE:
Constant [d,e,f]=[8.314,303,6.37];
Function  y=a*exp(-1.0*(d*e*ln(f/x)/b)^c);
Data;
x        y
0.1718        243
0.4707        297
0.8448        330
1.2799        374
1.5762        386

¾ù·½²î(RMSE):3.40899033271159
²Ð²îƽ·½ºÍ(SSE):58.1060754426055
Ïà¹ØÏµÊý(R): 0.997869302680017
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.995743145231104
È·¶¨ÏµÊý(DC): 0.995743144656219
¿¨·½ÏµÊý(Chi-Square): 0.0823308572481187
Fͳ¼Æ(F-Statistic): 234.91519425508

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
a        686.017513775682
b        8594.0482022177
c        0.631733566013568
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8Â¥2013-12-18 17:30:11
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cjj1001

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
8Â¥: Originally posted by dingd at 2013-12-18 17:30:11
1stOptÇó½â£º

Constant =;
Function  y=a*exp(-1.0*(d*e*ln(f/x)/b)^c);
Data;
x        y
0.1718        243
0.4707        297
0.8448        330
1.2799        374
1.5762        386

¾ù·½²î(RMSE):3.40899033271159
²Ð²îƽ·½ºÍ(SSE):58.10 ...

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9Â¥2013-12-18 17:50:23
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qiw123

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fegg7502: ½ð±Ò+1, 3ks 2013-12-19 07:32:07
1stoptÄâºÏÒ»ÌõÏߺܺ㬵«ÊÇһϵÁеĶàÌõÏ߾Ͳ»ÐÐÁË

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