| tilting-package | Variable Selection via Tilted Correlation Screening Algorithm | 
| col.norm | Compute the L2 norm of each column | 
| get.thr | Select a threshold for sample correlation matrix | 
| lse.beta | Compute the least squares estimate on a given index set | 
| projection | Compute the projection matrix onto a given set of variables | 
| select.model | Select the final model | 
| thresh | Hard-threshold a matrix | 
| tilting | Variable selection via Tilted Correlation Screening algorithm |