Re: [R] qda(MASS) function error

2007-07-26 Thread Uwe Ligges
Mauro Rossi wrote: Dear R user, I'm using qda (quadratic discriminant analysis) function (package MASS) to classify 58 explanatory variables (numeric type with different ranges) using a grouping variable (factor 2 levels 0 1). I'm using the qda method for class 'data.frame' (in this way

[R] qda(MASS) function error

2007-07-25 Thread Mauro Rossi
Dear R user, I'm using qda (quadratic discriminant analysis) function (package MASS) to classify 58 explanatory variables (numeric type with different ranges) using a grouping variable (factor 2 levels 0 1). I'm using the qda method for class 'data.frame' (in this way I don't need to specify