Feature selection methods for machine learning algorithms such as SVR, including one filter-based method (CFS) and two wrapper-based methods (GA and PSO). The gridsearch is for the grid search for the optimal hyperparemeters of SVR. The SVM_CV is for the k-fold cross-validation of SVR. All the programs are flexible and could be implemented by the users themselves.-Feature selection methods for machine learning algorithms such as SVR, including one filter-based method (CFS) and two wrapper-based methods (GA and PSO). The　gridsearch　is for the grid search for the optimal hyperparemeters of SVR. The　SVM_CV　is for the k-fold cross-validation of SVR. All the programs are flexible and could be implemented by the users themselves.