| beta_AD | Caculate the estimators of beta on the A-opt and D-opt |
| beta_cor | Caculate the estimator of beta on the COR |
| beta_LW | Caculate the estimators of beta on the LEV-opt#' |
| communities | The communities and crime data set |
| COR | Caculate the optimal subset lengths on the COR |
| ethylene_CO | The chemical sensor data set |
| LICbeta | Calculate the LIC estimator for linear regression |
| LICnew | Calculate the LIC estimator based on A-optimal and D-optimal criterion |
| MSEbeta | Calculate MSE values for different beta estimation methods |
| MSEcom | Caculate the MSE values of the COR criterion in simulation |
| MSEver | Caculate the MSE values of the COR criterion for redundant data in simulation |