search for: precoded

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2011 Feb 01
2
Preparing dataset for glmnet: factors to dummies
Hello list. For some reason, the makers of glmnet do not accept a dataframe as input. They expect the input to be a matrix, where the dummies are already precoded. Now I have created a sample dataset with . 11 factor columns with two levels . 4 factor columns with three levels . 135 continuous columns (from a standard normal) . 100 observations (rows) Say this dataframe is in dfrPredictors. What I do now, is use the following code: form<-paste("~&q...
2007 Oct 07
1
a function to compute the cumulative distribution function (cdf) of the gamma
Un texte encapsul? et encod? dans un jeu de caract?res inconnu a ?t? nettoy?... Nom : non disponible Url : https://stat.ethz.ch/pipermail/r-help/attachments/20071006/065906cc/attachment.pl