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Parameters a1,a2;
Variable x,y;
Function y=int(a2*((a1/(2*pi))/(t^2-(a1/2)^2))*cos(t+x)^4,t=-pi/2:pi/2);
data;
  0         1
  pi./6     0.65
  pi./3     0.25
  pi./2     0.15
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2Â¥: Originally posted by dingd at 2018-03-08 17:36:43
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200204121: ½ð±Ò+7, лл 2018-03-09 15:17:27
¶À¹ÂÉñÓî: ½ð±Ò+1 2018-03-09 15:30:22
Êý¾ÝÀ²»Èç¡°pi./6     0.65¡±£¬°Ñ"pi."Öеġ°."¶¼È¥µô£¬¼ÆËãÕý³££º
¾ù·½²î(RMSE): 0.0669901269641607
²Ð²îƽ·½ºÍ(SSR): 0.0179507084426975
Ïà¹ØϵÊý(R): 0.984343499548376
Ïà¹ØϵÊý֮ƽ·½(R^2): 0.968932125103143
ÐÞÕýRƽ·½(Adj. R^2): 0.906796375309429
È·¶¨ÏµÊý(DC): 0.960709803682194
Fͳ¼Æ(F-Statistic): 57.1046314548126

²ÎÊý                  ×î¼Ñ¹ÀËã
--------------------        -------------
a1        -0.692303874067927
a2        -0.211785983719147

»ò£º
²ÎÊý                  ×î¼Ñ¹ÀËã
--------------------        -------------
a1        0.692303874067927
a2        0.211785983719147

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5Â¥2018-03-09 14:52:12
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200204121

½ð³æ (ÕýʽдÊÖ)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
5Â¥: Originally posted by dingd at 2018-03-09 14:52:12
Êý¾ÝÀ²»Èç¡°pi./6     0.65¡±£¬°Ñ"pi."Öеġ°."¶¼È¥µô£¬¼ÆËãÕý³££º
¾ù·½²î(RMSE): 0.0669901269641607
²Ð²îƽ·½ºÍ(SSR): 0.0179507084426975
Ïà¹ØϵÊý(R): 0.984343499548376
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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
6Â¥: Originally posted by 200204121 at 2018-03-09 16:21:57
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