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R 如何提取伽马分布的拟合值?_R - Fatal编程技术网

R 如何提取伽马分布的拟合值?

R 如何提取伽马分布的拟合值?,r,R,我想从R中的fitdist函数输出模型中提取拟合值。因此,我使用了fittemodel.object函数,得到的输出为空。代码如下: OutEst [1,] 0.872143630 [2,] 7.868779497 [3,] 0.226875954 [4,] 24.267572943 [5,] 14.158973514 [6,] 4.346251412 [7,] 1.636542003 [8,] 0.175979073 [9,] 0.074331

我想从R中的fitdist函数输出模型中提取拟合值。因此,我使用了fittemodel.object函数,得到的输出为空。代码如下:

OutEst
  [1,]  0.872143630
  [2,]  7.868779497
  [3,]  0.226875954
  [4,] 24.267572943
  [5,] 14.158973514
  [6,]  4.346251412
  [7,]  1.636542003
  [8,]  0.175979073
  [9,]  0.074331029
 [10,]  4.224522868
 [11,]  1.607480300
 [12,]  0.040918175
 [13,] 13.664916344
 [14,] 19.480406350
 [15,] 24.104609740
 [16,]  8.079880744
 [17,]  0.027317015
 [18,]  2.321946237
 [19,]  0.000000000
 [20,]  0.409755218
 [21,]  0.000000000
 [22,]  0.414827263
 [23,]  2.755841830
 [24,]  1.091825488
 [25,]  1.288534896
 [26,]  5.611259902
 [27,]  0.000000000
 [28,]  0.000000000
 [29,]  4.845565803
 [30,]  0.027317015
 [31,]  4.322232168
 [32,]  2.282156424
 [33,]  2.856332014
 [34,]  2.161989934
 [35,]  0.409755218
 [36,]  0.156282073
 [37,]  0.116098780
 [38,]  0.000000000
 [39,]  3.653546885
 [40,]  7.450890103
 [41,]  5.093254715
 [42,] 13.182175978
 [43,]  3.116889736
 [44,]  2.729517705
 [45,] 10.203076371
 [46,]  2.183626721
 [47,]  1.199209304
 [48,]  0.042188763
 [49,]  6.039777894
 [50,]  0.533895025

fitg1=fitdist(OutEst,"gamma");fitg1
fitted.fitg1=fitted(fitg1)
fitted.fitg1
NULL

非常感谢有人能在这方面帮助我

你说的分布拟合值是什么意思?你只是想估计分布参数,对吗?这不会给你合适的值。你是在试图从这个分布中随机抽取吗?另外,请确保清楚您使用的软件包我假设fitdistplus并以更高的格式共享您的数据。是的,我使用fitdistplus软件包来估计参数。如果可能,我想从fitdist函数的输出中提取拟合值。如果没有,是否有其他方法提取拟合值。使用此rgamma50,0.104,0.0231I可以生成最外层。在这种情况下,我仍然不知道拟合值的含义。你是说形状和速度的估计吗?你可以用coeffig1来获得这些。我很抱歉@MrFlick,因为我还在探索和学习分销配件。实际上,我想从建模函数返回的对象中提取拟合值。例如,x=rnorm10;y=rpois10,expx;m=glmy~x,family=poisson;印刷机。我想使用fitted函数来获得拟合值。嗯,在glm上下文中拟合值是有意义的。这里你在估计一元分布的参数。没有建模/预测的因变量,因此没有拟合/估计值。我建议你咨询统计学家,而不是程序员,以获得进一步的帮助。