knn_domain_score        Calculate the K-Nearest Neighbor model domain
                        applicability score
mars_domain_score       Calculate the MARS model domain applicability
                        score
nn_domain_score         Calculate the Neural Network model domain
                        applicability score
rf_domain_score         Calculate the Random Forest Model Domain
                        Applicability Score
sero                    Seropositive Data for Applicability Domain
                        Testing
viral                   Predictive Modeling Data for Viral Load and CD4
                        Lymphocyte Counts
