discrim_flexible        General Interface for Flexible Discriminant
                        Models
discrim_linear          General Interface for Linear Discriminant
                        Models
discrim_regularized     General Interface for Regularized Discriminant
                        Models
frac_common_cov         Parameter objects for Regularized Discriminant
                        Models
naive_Bayes             General Interface for Naive Bayes Models
parabolic               Parabolic class boundary data
