Which of the parameters in LibSVM is the slack variable?

Question

I am a bit confused about the namings in the SVM. I am using this library LibSVM. There are so many parameters that can be set. Does anyone know which of these is the slack vari

Answer 1

First decide which type of SVM are u intending to use: C-SVC, nu-SVC , epsilon-SVR or nu-SVR. In my opinion u need to vary C and gamma most of the time... the rest are usually fixed..