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Integrity02

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[ÇóÖú] Ó¦ÓÃmatlab½øÐРʵÑéÊý¾ÝÄâºÏÇó½â²ÎÊýÎÊÌâ ÒÑÓÐ1È˲ÎÓë

ÏÖÔÚÓÐÒ»×éʵÑéÊý¾Ý N=[457337,195025,86695,56388,47778,15839,12072];p=[0.95,1.31,1.50,1.71,1.92,2.15,2.63];
º¯Êý N=k(p)^d ÖÐµÄ k ºÍ d ¶¼ÊÇÒªÇóµÄ£¬ÇëÎÊÏÂÕâ¸öº¯ÊýÓ¦¸ÃÔõô±à³Ì°¡£¿Ð¡µÜ¸Õ¸Õѧϰmatlab ¿ÒÇë´ó¼Ò°ï¸öæ
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feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷

2Â¥2015-10-26 22:05:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Integrity02

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by feixiaolin at 2015-10-26 22:05:19
http://wenda.haosou.com/q/1371374279060673

ºÜ¸Ðл£¬¿ÉÊÇÎÒÊÇmatlabÎÄ䣬²»ÊǺÜÃ÷°×£¬ÇëÎÊ£¬ÄãÄÜдϳÌÐòÂð
3Â¥2015-10-27 09:32:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Integrity02(feixiaolin´ú·¢): ½ð±Ò+3 2015-10-27 12:36:42
ͼ·½±ã¼òµ¥ÓÃ1stOpt£¬Á½¾ä»°£º
CODE:
Function  N=k*p^d;
Data;
N=[457337,195025,86695,56388,47778,15839,12072];
p=[0.95,1.31,1.50,1.71,1.92,2.15,2.63];

¾ù·½²î(RMSE):16214.9390890685
²Ð²îƽ·½ºÍ(SSE):1840469747.63542
Ïà¹ØÏµÊý(R): 0.994259378348237
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.988551711433422
È·¶¨ÏµÊý(DC): 0.987904078220707
¿¨·½ÏµÊý(Chi-Square): 11948.8362229871
Fͳ¼Æ(F-Statistic): 413.362461433866

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
k        390948.040330149
d        -3.26718345692127
Ó¦ÓÃmatlab½øÐРʵÑéÊý¾ÝÄâºÏÇó½â²ÎÊýÎÊÌâ
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4Â¥2015-10-27 09:58:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Integrity02

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by dingd at 2015-10-27 09:58:00
ͼ·½±ã¼òµ¥ÓÃ1stOpt£¬Á½¾ä»°£º

Function  N=k*p^d;
Data;
N=;
p=;


¾ù·½²î(RMSE):16214.9390890685
²Ð²îƽ·½ºÍ(SSE):1840469747.63542
Ïà¹ØÏµÊý(R): 0.994259378348237
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.988551 ...

Êý¾Ý´¦ÀíʱÌáʾ£¬´ý´¦ÀíÊý¾Ý³¤¶È²»¹»
Ó¦ÓÃmatlab½øÐРʵÑéÊý¾ÝÄâºÏÇó½â²ÎÊýÎÊÌâ-1
D5Z)GZY6$~$T1I2T$`5M_9N.png

5Â¥2015-10-27 13:36:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

ÒýÓûØÌû:
5Â¥: Originally posted by Integrity02 at 2015-10-27 13:36:12
Êý¾Ý´¦ÀíʱÌáʾ£¬´ý´¦ÀíÊý¾Ý³¤¶È²»¹»

D5Z)GZY6$~$T1I2T$`5M_9N.png
...

Àϰ汾µÄ»°ÕâÑùдÊÔÊÔ£º
CODE:
Variable N,P;
Function  N=k*p^d;
Data;
457337        0.95
195025        1.31
86695        1.50
56388        1.71
47778        1.92
15839        2.15
12072        2.63

6Â¥2015-10-27 15:35:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Integrity02

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
6Â¥: Originally posted by dingd at 2015-10-27 15:35:47
Àϰ汾µÄ»°ÕâÑùдÊÔÊÔ£º

Variable N,P;
Function  N=k*p^d;
Data;
457337        0.95
195025        1.31
86695        1.50
56388        1.71
47778        1.92
15839        2.15
12072        2.63
...



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7Â¥2015-10-27 15:56:54
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