如何用mathematica计算拟合度
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推荐于2018-05-30
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线性回归有个专业的函数的,LinearModelFit,从中可以提取多种参数,当然也包括相关系数:
data1 = {{0.0217,0.0476},{0.0424,0.09559},{0.0627,
0.142},{0.0833,0.189},{0.104,0.237},{0.1242,0.283}};
lm = LinearModelFit[data1,x,x];
lm["RSquared"]
(*0.999994*)
data1 = {{0.0217,0.0476},{0.0424,0.09559},{0.0627,
0.142},{0.0833,0.189},{0.104,0.237},{0.1242,0.283}};
lm = LinearModelFit[data1,x,x];
lm["RSquared"]
(*0.999994*)
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