| airfoil | Airfoil self-noise |
| estate | Real estate valuation |
| gt2015 | Gas turbine NOx emission |
| LIC | The LIC criterion is to determine the most informative subsets so that the subset can retain most of the information contained in the complete data. |
| Opt1 | The Opt1 chooses the optimal index subset based on minimized interval length. |
| Opt2 | The Opt2 chooses the optimal index subset based on maximized information sub-matrix. |
| OSA | The OSA gives a simple average estimatoris by averaging all these least squares estimators. |
| OSM | The OSM is a median processing method for the central processor. |