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µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

dongyf19

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] ÇóÖú1stoptº¬Ô¼Êø·ÇÏßÐÔÄâºÏ ÒÑÓÐ1È˲ÎÓë

Ë­ÄܰïСµÜÓÃ1stoptÄâºÏ³öº¬Ô¼ÊøÌõ¼þµÄ·ÇÏßÐÔÇúÏß²ÎÊý£¬¸Ð¼¤²»¾¡!
ʵÑéÊý¾ÝÈçÏ£º
x        3.54        11.79        35.38        118.15        354.4        1182
y1        1182        757.1        336.9        187.1        65.47        41.22
y2        997.8        547.6        245.9        183.4        53.33        27.08
y3        953.4        380.7        145.8        57.29        33.35        20.35
²ÎÊý±í´ïʽÈçÏ£º
y1=k1/(1+(k1*x/tau)^(1-n));
y2=k2/(1+(k2*x/tau)^(1-n));
y3=k3/(1+(k3*x/tau)^(1-n));
ÆäÖУºk1>k2>k3;
0<n<1.
×îÖÕÄâºÏ³ök1¡¢k2¡¢k3¡¢n¡¢tauµÄÖµ¡£Ð»Ð»

[ Last edited by dongyf19 on 2014-2-23 at 17:28 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

CODE:
Parameter tau, k1>1182,k2>997.8,k3>953.4, 0<n<1;
Variable x,y(3);
SharedModel;
Function y1=k1/(1+(k1*x/tau)^(1-n));
         y2=k2/(1+(k2*x/tau)^(1-n));
         y3=k3/(1+(k3*x/tau)^(1-n));
Data;
x=3.54        11.79        35.38        118.15        354.4        1182;
y1=1182        757.1        336.9        187.1        65.47        41.22;
y2=997.8        547.6        245.9        183.4        53.33        27.08;
y3=953.4        380.7        145.8        57.29        33.35        20.35;

¾ù·½²î(RMSE):52.3130874981922
²Ð²îƽ·½ºÍ(SSE):49259.8642246832
Ïà¹ØÏµÊý(R): 0.992859385208756
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.985769758797109
È·¶¨ÏµÊý(DC): 0.979192775754145
Fͳ¼Æ(F-Statistic): 11.5123101302608

²ÎÊý                  ×î¼Ñ¹ÀËã
--------------------        -------------
tau        1.24425561364534E-7
k1        1.58880631326075E17
k2        9.78049236037805E16
k3        7.12153288093002E16
n        0.427922646947704

====== ½á¹ûÊä³ö ======

Îļþ: Êý¾ÝÎļþ-1
No        Ä¿±ê y1        ¼ÆËã y1        Ä¿±ê y2        ¼ÆËã y2        Ä¿±ê y3        ¼ÆËã y3
1        1182        1248.5606620665        997.8        1014.47643781719        953.4        885.685809683738
2        757.1        627.325872399546        547.6        509.712772248587        380.7        445.003306697282
3        336.9        334.558987797035        245.9        271.834777829947        145.8        237.324590623857
4        187.1        167.837723513476        183.4        136.370959821436        57.29        119.058284120111
5        65.47        89.5311917721978        53.33        72.745591994111        33.35        63.510335128983
6        41.22        44.9476621364097        27.08        36.5207278730739        20.35        31.8843190740831
4Â¥2014-02-24 19:43:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

dongyf19

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2014-02-23 19:05:07
²»ÒªÇók1¡¢k2¡¢k3¶¼´óÓÚ0°É£º

Parameter tau, k(3), 0<n<1;
Variable x,y(3);
SharedModel;
Function y1=k1/(1+(k1*x/tau)^(1-n));
         y2=k2/(1+(k2*x/tau)^(1-n));
         y3=k3/(1+(k3*x/t ...

²»ºÃÒâ˼£¬ÎÒµÄÒâ˼ûÓÐ˵Ã÷°×£¬k1>1182,k2>997.8,k3>953.4£¨¼´´Ë´¦Èý¸öÖµÒ»¶¨´óÓÚµ±xÈ¡×îСֵ¶ÔÓ¦µÄyÖµ),ͬʱk1>k2>k3.

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
3Â¥2014-02-24 19:18:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dongyf19

Òø³æ (СÓÐÃûÆø)

Âé·³ÁË  ¸Ð¾õ½á¹û»¹ÊÇÌ«ÀëÆ×ÁË£¬tau£¬k1£¬k2£¬k3Õý³£µÄÊý¾ÝÎÒ¾õµÃÔÚ¼¸Ç§»òÕß¶¥¶àÉÏÍòÄÇÑù×Ó¡£

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
5Â¥2014-02-24 20:09:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dongyf19

Òø³æ (СÓÐÃûÆø)

Âé·³°ïÎÒ°Ñ·¶Î§ËõСµ½10ÍòÒÔÄÚÂð£¬Ð»Ð»ÁË

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
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