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Parameter p1=[0,1],p2=[0,1],p3=[0,1],q1=[0,1],q2=[0,1],q3=[0,1],m1=[200,2000],m2=[200,2000],m3=[200,2000];
SharedModel;
Variable t,s1,s2,s3;
ConstStr f1=(1-exp(-(p1+q1)*t))/(1+(q1/p1)*exp(-(p1+q1)*t));f2=(1-exp(-(p2+q2)*(t-4)))/(1+(q2/p2)*exp(-(p2+q2)*(t-4)));f3=(1-exp(-(p3+q3)*(t-21)))/(1+(q3/p3)*exp(-(p3+q3)*(t-21)));
Function s1=if(t<=4,f1*m1,f1*m1*(1-f2));
Function s2=if(t<=4,0,if((t>4)and(t<=21),f2*(m2+f1*m1),f2*(m2+f1*m1)*(1-f3)));
Function s3=if(t<=21,0,f3*(m3+f2*(m2+f1*m1)));
Data;
1        20.8487         0               0
2        24.5239                0               0
3        28.8619         0                0
4        31.6105         3.7248           0
5        33.4164         5.8649          0
6        36.2999         8.5974          0
7        40.0655         13.262          0
8        44.9096         20.0698          0
9        49.2761         26.6406          0
10        53.4604         32.5423          0
11        58.0675         38.3975         0
12        61.6982         44.3234         0
13        65.3678         49.8503         0
14        68.7345         55.8777         0
15        72.2173         61.2881         0
16        75.0802         65.9367         0
17        77.7631         71.058           0
18        80.0713         74.9772         0
19        82.7039         79.4515         0
20        84.5582         84.7288         0
21        85.5965         91.0312         2.6856
22        86.5076         96.3746         8.046
23        87.1629         101.6473        13.2341
24        88.2711         106.0359        18.37
25        89.1458         109.7173        23.9631
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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Root of Mean Square Error (RMSE):2.60117004744817
Sum of Square Error:507.456421180612
Correlation Coef. (R): 0.994238480761602
R-Square: 0.988510156627139
Determination Coef. (DC): 0.983664484562675
F-Statistic: 57.8021804603133

Parameter                  Best Estimate
--------------------        -------------
p1        0.0362000101964279
p2        0.0134735826950473
p3        0.0102873637928838
q1        1.78439163643402E-20
q2        2.06622404467458E-16
q3        1.06558757880781E-14
m1        200
m2        345.594129578441
m3        500.639111493919
3Â¥2015-04-21 16:26:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 10 ¸ö»Ø´ð

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

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ÓõÄÄĸö°æ±¾£¿µÍ°æ±¾¹À¼ÆÓÐÎÊÌâ°É
2Â¥2015-04-21 16:22:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

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гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2015-04-21 16:22:12
ÓõÄÄĸö°æ±¾£¿µÍ°æ±¾¹À¼ÆÓÐÎÊÌâ°É

ÓõÄÊÇ1.5×¢²á°æµÄ£¬ÔÚÍøÉÏÏÂÔØµÄ
4Â¥2015-04-22 16:35:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

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ÒýÓûØÌû:
3Â¥: Originally posted by dingd at 2015-04-21 16:26:04
Root of Mean Square Error (RMSE):2.60117004744817
Sum of Square Error:507.456421180612
Correlation Coef. (R): 0.994238480761602
R-Square: 0.988510156627139
Determination Coef. (DC): 0.98366448456 ...

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5Â¥2015-04-22 16:36:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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