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dbb627(½ð±Ò+1): »¶Ó­½»Á÷ 2011-12-09 09:38:21
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dbb627(½ð±Ò+1): »¶Ó­½»Á÷ 2011-12-09 09:38:09
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dbb627(½ð±Ò+1): ¸ÐлӦÖú 2011-12-09 09:37:30
fengbo319(½ð±Ò+5): ¶ÔµÄ 2011-12-09 10:16:32
ÄãÊÔÊÔд³Éy=100-100*(a*exp(-(b*x))+((1-a)^(-(c*x))))£¬ÎÒÊÔÁËûÎÊÌâ
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5Â¥2011-12-09 10:19:36
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6Â¥2011-12-09 11:17:45
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7Â¥2011-12-09 11:21:59
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8Â¥2011-12-09 11:22:44
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dbb627(½ð±Ò+1): ¸ÐлӦÖú 2011-12-09 17:30:10
1stOptÇó½â£º
CODE:
BatchFileModel;
Function y=100-100*(a*exp(-(b*x)))+((1-a)*exp(-(c*x)));
Data;
0        0
30        4
60        7.62
90        10.76
120        13.41
180        18.33
Data;
0        0
30        64.31
60        83.38
90        87.28
120        89.35
180        91.15
Data;
0        0
30        58.4
60        81.12
90        84.8
120        86.19
180        86.93

µÚÒ»×é½á¹û£º
¾ù·½²î(RMSE): 0.284469416016042
²Ð²îƽ·½ºÍ(SSE): 0.485537091891049
Ïà¹ØÏµÊý(R): 0.999170470780136
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.998341629678999
¾ö¶¨ÏµÊý(DC): 0.997767610657403

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
a        1.00021747583468
b        0.0012526417783512
c        -0.0502765020541081

µÚ¶þ×é½á¹û£º
¾ù·½²î(RMSE): 4.28410852239568
²Ð²îƽ·½ºÍ(SSE): 110.12151498998
Ïà¹ØÏµÊý(R): 0.994051394729503
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.988138175363671
¾ö¶¨ÏµÊý(DC): 0.982319237179991

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
a        1.01241625961858
b        0.0305407019378953
c        -0.0366283310545787

µÚÈý×é½á¹û£º
¾ù·½²î(RMSE): 4.50923432021069
²Ð²îƽ·½ºÍ(SSE): 121.999164927396
Ïà¹ØÏµÊý(R): 0.992703119086131
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.985459482643333
¾ö¶¨ÏµÊý(DC): 0.979113915687335

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
a        1.01457008899351
b        0.0264062279002971
c        -0.037676443532222





9Â¥2011-12-09 16:49:21
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fengbo319

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10Â¥2011-12-09 22:08:20
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