Re: [R] Penalized Logistic Regression - Query

2009-09-24 Thread Charles C. Berry
On Thu, 24 Sep 2009, Axel Urbiz wrote: Dear R users, Is there any package that I could use to perform Penalized Logistic Regression (i.e. Ridge/Lasso regularization) including also an offset term in the model (i.e. a variable with a known coefficient of 1 rather than an estimated coefficient)?

[R] Penalized Logistic Regression - Query

2009-09-24 Thread Axel Urbiz
Dear R users, Is there any package that I could use to perform Penalized Logistic Regression (i.e. Ridge/Lasso regularization) including also an offset term in the model (i.e. a variable with a known coefficient of 1 rather than an estimated coefficient)? I couldn't find any package that would all

Re: [R] penalized logistic regression

2009-08-03 Thread Marc Schwartz
On Aug 3, 2009, at 10:50 AM, annie Zhang wrote: Hi, R users, Is there any package for penalized logistic regression with more than two response classes? I read the manual for stepPlr, but it seems it's only for binary case. Thank you, Annie Take a look at the lrm() function in Frank's

[R] penalized logistic regression

2009-08-03 Thread annie Zhang
Hi, R users, Is there any package for penalized logistic regression with more than two response classes? I read the manual for stepPlr, but it seems it's only for binary case. Thank you, Annie [[alternative HTML version deleted]] __ R-help@r-