结果:找到“cross-validation”相关内容43个,排序为按回复时间降序,搜索更多相关帖子请点击“高级”
关于SVM及rfe函数nested cross-validation
2 个回复 - 5260 次查看
The outer cross validation was repeated ten times with tenfold cross validation to validate the radiomics RF classifier, and the inner
cross-validation was repeated three times with tenfold cross vali ...
2018-11-4 00:30 - wang052235 - R语言论坛
Cross - Validation方法在R语言中怎么实现
1 个回复 - 1693 次查看
在应用 NAR 模型(1) 对某个样本数据进行模拟和预测时,首先要确定模型的阶数 p 的值,利用 Cross - Validation 方法确定模型的滞后阶数 p.
具体理论方法如图,现在我需要运用到实际例子中,那么用R语言来做的话 ...
2016-12-8 14:51 - 听海旅人 - 爱问频道
求K-fold cross-validation指令
6 个回复 - 3951 次查看
如題
目前已經用logistical model建立模型,但是想要用K-fold
cross-validation預測其正確率
方程式假設如下:
FRAUD=2.35+0.13*INVTUR-2.31*ARTUR+0.63CFOFIN
以K-fold
cross-validation評估其用來預測舞弊之 ...
2015-7-25 16:44 - 小鬼頭 - Stata专版
R语言 cross validation
1 个回复 - 7221 次查看
# leave-one-out and 6-fold
cross-validation prediction error for # the mammals data set.data(mammals, package="MASS")mammals.glm
2013-4-12 09:46 - thankgoodness - R语言论坛
[讨论]cross-validation of a CFA
1 个回复 - 2266 次查看
Hi all,
I've been asked to do some
cross-validation for a CFA that I recently ran.
It is a sample of several hundred individuals who completed a psychological
instrument. We then fit several pr ...
2005-10-31 02:31 - winamos - 计量经济学与统计软件