| BEMM.1PLAG | Calibrating 1PLAG model via Bayesian Expectation-Maximization-Maximization (BEMM) algorithm. |
| BEMM.1PLG | Calibrating 1PLG model via Bayesian Expectation-Maximization-Maximization (BEMM) algorithm. |
| BEMM.3PL | Calibrating 3PL model via Bayesian Expectation-Maximization-Maximization (BEMM) algorithm. |
| BEMM.4PL | Calibrating 4PL model via Bayesian Expectation-Maximization-Maximization (BEMM) algorithm. |
| Input.Checking | Checking user speciflied input variables. |
| Prob.model | Calculate the probabilites based on a given model and parameters. |