Fig. 2From: Ridle for sparse regression with mandatory covariates with application to the genetic assessment of histologic grades of breast cancerSelection of genes and clinicopathological variables. PgR, ER, p53Status, and AgeDiagnosis are clinicopathological covariates, whereas all others are genes. The \(\mathcal {M}\)-unpenalized lasso and \(\mathcal {M}\)-unpenalized elastic net were performed without penalization on the clinicopathological variables as mandatory covariatesBack to article page