Filtered Monotonic Polynomial IRT Models
Compute eap trait estimates for FMP and FUP models
Utility fnc to compute the components for an empirical response functi...
Estimate the coefficients of a filtered monotonic polynomial IRT model
Utility function for checking FMP monotonicity
Estimate the coefficients of a filtered unconstrained polynomial IRT m...
Generate item response data for 1, 2, 3, or 4-parameter IRT models
Generate item response data for a filtered monotonic polynomial IRT mo...
Plot item response functions for polynomial IRT models.
Plot an ERF using rest scores
Compute theta surrogates via normalized SVD scores
Estimates Filtered Monotonic Polynomial IRT Models as described by Liang and Browne (2015) <DOI:10.3102/1076998614556816>.