Displaying 1 result from an estimated 1 matches for "gamhat".
2007 Aug 02
2
lasso/lars error
I'm having the exact problem outlined in a previous post from 2005 -
unfortunately the post was never answered:
http://tolstoy.newcastle.edu.au/R/help/05/10/15055.html
When running:
lm2=lars(x2,y,type="lasso",use.Gram=F)
I get an error:
Error in if (zmin < gamhat) { : missing value where TRUE/FALSE needed
...when running lasso via lars() on a 67x3795 set of predictors. I hacked
the lars() function to print out the zmin, gamhat, and also z1 values (used
to calculate zmin) - it seems that the error comes up during the lasso
process when all the z1's are...