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forestsong12

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] 1stoptÈí¼þÄâºÏ·ÇÏßÐÔ·½³Ì£¬¼ÆËã½á¹ûȫΪ0£¬ÕâÊÇΪʲô ÒÑÓÐ2È˲ÎÓë

Parameters T;
Variable x,y;
Function y= 3.741832*10^-16/(exp(0.01438786/(T*x*10^-3))-1)/(x*10^-3)^5;
Data;
405.425        19197
424.055        14239
441.669        11853
463.348         6832.2
541.255        4912.8
566.321        3806.9
609.001        2420.1
711.297        1356.1
744.153        810.13
764.477        613.14
804.786        412.09
852.208        315.52
900.307        463.06


µü´úÊý: 33
¼ÆËãÓÃʱ(ʱ:·Ö:Ãë:΢Ãë): 00:00:00:319
ÓÅ»¯Ëã·¨: Âó¿äÌØ·¨(Levenberg-Marquardt) + ͨÓÃÈ«¾ÖÓÅ»¯·¨
¼ÆËã½áÊøÔ­Òò: ´ïµ½ÊÕÁ²Åжϱê×¼
¾ù·½²î(RMSE): 7875.40731737143
²Ð²îƽ·½ºÍ(SSE): 806286525.388597
Ïà¹ØÏµÊý(R): 0.985793202644828
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.971788238380747
¾ö¶¨ÏµÊý(DC): -0.75817360362487
¿¨·½ÏµÊý(Chi-Square): 67231.0399999996
Fͳ¼Æ(F-Statistic): 378.908299540322

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
T                  27.2788094020072

====== ½á¹ûÊä³ö =====

No        ʵ²âÖµy        ¼ÆËãÖµy
1        19197        0.0000000
2        14239        0.0000000
3        11853        0.0000000
4        6832.2        0.0000000
5        4912.8        0.0000000
6        3806.9        0.0000000
7        2420.1        0.0000000
8        1356.1        0.0000000
9        810.13        0.0000000
10        613.14        0.0000000
11        412.09        0.0000000
12        315.52        0.0000000
13        463.06        0.0000000
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
forestsong12: ½ð±Ò+10, ¡ïÓаïÖú, ·Ç³£¸Ðл 2014-07-10 08:59:36
×¢ÒâÖ¸ÊýΪ¸ºÊ±µÄд·¨£º

y= 3.741832*10^-16/(exp(0.01438786/(T*x*10^-3))-1)/(x*10^-3)^5;
¸ÄΪ
y= 3.741832*10^(-16)/(exp(0.01438786/(T*x*10^(-3)))-1)/(x*10^(-3))^5;
2Â¥2014-07-07 09:39:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

forestsong12

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2014-07-07 09:39:07
×¢ÒâÖ¸ÊýΪ¸ºÊ±µÄд·¨£º

y= 3.741832*10^-16/(exp(0.01438786/(T*x*10^-3))-1)/(x*10^-3)^5;
¸ÄΪ
y= 3.741832*10^(-16)/(exp(0.01438786/(T*x*10^(-3)))-1)/(x*10^(-3))^5;

¸ÄÁËÒ²²»¶Ô »á²»»áÊÇÊý¾Ý¶Ô²»Éϰ¡
3Â¥2014-07-07 09:48:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÔÂÖ»À¶

Ö÷¹ÜÇø³¤ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÒýÓûØÌû:
3Â¥: Originally posted by forestsong12 at 2014-07-07 09:48:43
¸ÄÁËÒ²²»¶Ô »á²»»áÊÇÊý¾Ý¶Ô²»Éϰ¡...

¹«Ê½±¾Éí²»ºÏÊÊ¡£
ÏÈÀ´¿´ÄãµÄÊý¾Ý
x    y
405.425        19197
424.055        14239
441.669        11853
463.348         6832.2
541.255        4912.8
566.321        3806.9
609.001        2420.1
711.297        1356.1
744.153        810.13
764.477        613.14
804.786        412.09
852.208        315.52
900.307        463.06
Äã¸ø³ö·½³Ì¼ò»¯µÃ£º
y=3.741832*0.1*(x^(-5)) / (exp(14.38786/T/x)-1)

×¢ÒâxÊǼ¸°ÙÊýÁ¿¼¶µÄ£¬ÄÇôʽÖÐ3.741832*0.1*(x^(-5))½«ÊǷdz£Ð¡µÄÊý£¬ÖÁÉÙСÓÚ10^-11£¬4^5Óë9^5Ïà²î50±¶£»¶øyÊÇÊý°Ùµ½¼¸ÍòµÄÊýÖµ£¬ÄÇôÏÔÈ» exp(14.38786/T/x)-1  ÕâÒ»ÏîÓ¦µ±ÊǷdz£½Ó½üÓÚ0µÄÊý£¬Ò²¾ÍÊÇ˵ exp(14.38786/T/x)ÕâÒ»ÏîÓ¦µ±·Ç³£½Ó½üÓÚ1£¬ÕâÒªÇóT·Ç³£´ó£»ÈçǰÊö£¬3.741832*0.1*(x^(-5))ÔÚxÕû¸ö±ä»¯·¶Î§ÖÐÊýÖµ±ä»¯´ï50±¶£¬¶øÖÁÓÚÖ¸Êýº¯Êý¶øÑÔ£¬Æä±ä»¯·¶Î§ÊǺÜÕ­µÄ¡£
Ò²¾ÍÊÇ£¬²»¿ÉÄÜ´æÔÚºÏÊʵÄTÖµÄÜÂú×ã¸ßÄâºÏµÄÖÊÁ¿¡£
ÖÁÓÚÄã˵yµÄ¼ÆËãֵΪ0µÄÎÊÌ⣬ÔÚ1stoptËã·¨ÉèÖÃÖУ¬ÒÔ¼òÃæÌåÅÀɽ·¨¼ÆË㣬¿ÉµÃ£º
Ïà¹ØÏµÊý(R): 0.985799655457293
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.971800960699717
¾ö¶¨ÏµÊý(DC): -0.758172807118177
¿¨·½ÏµÊý(Chi-Square): 67230.9893136268
Fͳ¼Æ(F-Statistic): 379.084211127347

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
T                  117315023909293

====== ½á¹ûÊä³ö =====

No        ʵ²âÖµy        ¼ÆËãÖµy
1        19197        0.0038974
2        14239        0.0032564
3        11853        0.0027671
4        6832.2        0.0022845
5        4912.8        0.0012269
6        3806.9        0.0010237
7        2420.1        0.0007655
8        1356.1        0.0004113
9        810.13        0.0003434
10        613.14        0.0003083
11        412.09        0.0002510
12        315.52        0.0001996
13        463.06        0.0001603
´Ó½á¹ûÖпɼû£¬TµÄ¹ÀËãÖµ·Ç³£´ó¡£
¼ò¶ø¸ÅÖ®£¬¾ÍÊǹ«Ê½²»ºÏÊÊ¡£´ËÍ⣬ÔÚÄâºÏµÄʱºò£¬¹«Ê½ÊäÈëÄÜ»¯¼ò¾Í»¯¼ò£¬ÓÐÀûÓÚ±ÜÃâÖîÈç¹ýÄâºÏÖ®ÀàµÄÎÊÌ⣬´Ó¶øµÃµ½¸ßÖÊÁ¿µÄÄâºÏ½á¹û¡£
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