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¾ù·½²î(RMSE):29.2983045920931
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Ïà¹ØÏµÊý(R): 0.997289673602533
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.994586693074246
È·¶¨ÏµÊý(DC): 0.994586693074248
¿¨·½ÏµÊý(Chi-Square): 143.838574902462
Fͳ¼Æ(F-Statistic): 45997.7613342895

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p1        -320.178269077403
p2        -0.00215506605854631
p3        -12.6860130190491
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2Â¥2014-07-03 09:31:05
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2Â¥: Originally posted by dingd at 2014-07-03 09:31:05
1stOpt¹«Ê½×Ô¶¯ËÑË÷Æ¥Å书ÄÜ£¬ÏÂÃæÊÇÒ»¸ö£º

y = p1*arctan(p2*x)+p3

¾ù·½²î(RMSE):29.2983045920931
²Ð²îƽ·½ºÍ(SSE):430053.716637504
Ïà¹ØÏµÊý(R): 0.997289673602533
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.994586693 ...

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dingd

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3Â¥: Originally posted by °üСÃÛ at 2014-07-03 15:13:52
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libraci

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ÒýÓûØÌû:
5Â¥: Originally posted by libraci at 2014-07-03 15:46:29
Ö»Òª°Ñ´ÅÖÍÇúÏßÄâºÏ³öÀ´¾Í¿ÉÒÔËã½ÃÍçÁ¦Á˰ɣ¬ÎÒÒ²ÕýÔÚ×ö´ÅÖÍÇúÏßµÄÄâºÏÄØ£¬²»¹ýûÓÐËã½ÃÍçÁ¦£¬MATLABÀïÃ²ËÆÓÐÕâ¸öµÄ

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6Â¥2014-07-03 16:07:58
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°üСÃÛ

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4Â¥: Originally posted by dingd at 2014-07-03 15:26:45
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