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  • 2015-09-22 15:17:41, 18.5 K

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2Â¥2015-09-22 18:46:06
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¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÐÂÐÇÖ®¹â: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú 2015-09-23 09:37:29
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z=a*exp(-b*(x-c)^2-b1*(y-c1)^2)+p1*exp(-p2*(y-p3)^2-p4*(x-p5)^2);

¾ù·½²î(RMSE):0.000995602921015805
²Ð²îƽ·½ºÍ(SSE):1.38771524686929E-5
Ïà¹ØÏµÊý(R): 0.999680558595767
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.999361219234345
È·¶¨ÏµÊý(DC): 0.999328834297215
¿¨·½ÏµÊý(Chi-Square): 0.00113028392344047
Fͳ¼Æ(F-Statistic): 662.197789011197

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
a        0.110505712923283
b        828.06172923722
c        0.276053286816951
b1        0.308715660236492
c1        0.0650120589955765
p1        0.0142253189668215
p2        4.84480525627187
p3        -2.7313500068442
p4        -1187.44618731672
p5        0.294915018550094
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3Â¥2015-09-22 22:56:38
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ÐÂÐÇÖ®¹â

ľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by ÕâÀïÓÐ¿Å¹Ï at 2015-09-22 18:46:06
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4Â¥2015-09-23 09:38:42
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ÐÂÐÇÖ®¹â: ½ð±Ò+20, ¡ï¡ï¡ïºÜÓаïÖú 2015-09-24 08:31:27
ÒýÓûØÌû:
4Â¥: Originally posted by ÐÂÐÇÖ®¹â at 2015-09-23 09:38:42
²»ÊǺܼ±£¬°ïæÄâºÏһϰɣ¬¶àл...

ÆäʵÈýÂ¥ÒѾ­¸øÁËÄãÒ»¸ö´ð°¸ÁË£¬ÄâºÏÓкܶàÖÖ·½·¨£¬¹Ø¼ü¿´ÓÃÔÚÄÄÀÄâºÏ³Ì¶ÈÔ½ºÃµÄº¯ÊýÔ½¸´ÔÓ£¬Ô½²»ÄÜÌåÏÖÕâЩÊý¾ÝµÄ¹æÂÉ£¬±ØÒªµÄʱºò£¬»áÎþÉü¶Ô¾«¶ÈµÄÒªÇó£¬È¥´ïµ½ÀíÏëÖеÄÄ£ÐÍ¡£ÕâÀïÄã×îÏëÕâ¸öÄ£ÐÍÂú×ãʲôÑùµÄ¹æÂÉ£¿
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1¡¢ÏßÐÔÆ½ÃæÄâºÏ
Linear model Poly11:
     f(x,y) = p00 + p10*x + p01*y
Coefficients (with 95% confidence bounds):
       p00 =    0.002862  (-0.1006, 0.1063)
       p10 =    -0.01093  (-0.3208, 0.299)
       p01 =    -0.03848  (-0.05724, -0.01972)
Goodness of fit:
  SSE: 0.006854£¨´ú±íÎó²î£¬Ô½Ð¡Ô½ºÃ£©
  R-square: 0.6685£¨ÄâºÏ³Ì¶È£¬Ô½½Ó½ü1Ô½ºÃ£©
  Adjusted R-square: 0.6083
  RMSE: 0.02496
2¡¢×î¸ß´ÎÇúÃæÄ£ÐÍ
Linear model Poly43:
     f(x,y) = p00 + p10*x + p01*y + p20*x^2 + p11*x*y + p02*y^2 + p30*x^3 + p21*x^2*y
                    + p12*x*y^2 + p03*y^3 + p40*x^4 + p31*x^3*y + p22*x^2*y^2
                    + p13*x*y^3
Coefficients:
       p00 =       94.47
       p10 =      -735.7
       p01 =       104.8
       p20 =        2014
       p11 =        -635
       p02 =       41.08
       p30 =       -2343
       p21 =        1080
       p12 =      -207.9
       p03 =       3.988
       p40 =        1113
       p31 =      -349.5
       p22 =         256
       p13 =      -11.78
Goodness of fit:
  SSE: 3.535e-26
  R-square: 1
  Adjusted R-square: NaN
  RMSE: NaN
3¡¢Ò»°ãÇúÃæÄ£ÐÍ
Linear model Poly22:
     f(x,y) = p00 + p10*x + p01*y + p20*x^2 + p11*x*y + p02*y^2
Coefficients (with 95% confidence bounds):
       p00 =      0.5903  (-0.1517, 1.332)
       p10 =      -3.035  (-8.028, 1.958)
       p01 =       0.153  (-0.2952, 0.6013)
       p20 =       3.859  (-5.933, 13.65)
       p11 =     -0.4708  (-1.487, 0.545)
       p02 =     0.01387  (-0.04482, 0.07256)

Goodness of fit:
  SSE: 0.00477
  R-square: 0.7693
  Adjusted R-square: 0.6251
  RMSE: 0.02442
4¡¢Locally weighted smoothing linear regression:
       f(x,y) = lowess (linear) smoothing regression computed from p
       where x is normalized by mean 0.3029 and std 0.05105
       and where y is normalized by mean -1.216 and std 0.8434
Coefficients:
       p = coefficient structure

Goodness of fit:
  SSE: 0.001136
  R-square: 0.9451
  Adjusted R-square: 0.8884
  RMSE: 0.01332
Çó½ÌÁ½¸ö×Ô±äÁ¿Ò»¸öÒò±äÁ¿·ÇÏßÐÔÄâºÏ-1
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Çó½ÌÁ½¸ö×Ô±äÁ¿Ò»¸öÒò±äÁ¿·ÇÏßÐÔÄâºÏ-2
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Çó½ÌÁ½¸ö×Ô±äÁ¿Ò»¸öÒò±äÁ¿·ÇÏßÐÔÄâºÏ-3
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Çó½ÌÁ½¸ö×Ô±äÁ¿Ò»¸öÒò±äÁ¿·ÇÏßÐÔÄâºÏ-4
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