| cv.cvplogistic | Tuning parameter selection by k-fold cross validation for concave penalized logistic model |
| cv.hybrid | Tuning parameter selection by k-fold cross validation for logistic models with Lasso-concave hybrid penalty |
| cvplogistic | Majorization minimization by coordinate descent for concave penalized logistic regression |
| hybrid.logistic | A Lasso-concave hybrid penalty for logistic regression |
| path.plot | Plot the solution path for the concave penalized logistic models |