Modular Open-Source Software for Item Factor Analysis

Gross Motor Function Measure-66 trajectories in children recovering after severe acquired brain injury

(2014) Gemma Kelly et al.   DEVELOPMENTAL MEDICINE AND CHILD NEUROLOGY

Information Matrices and Standard Errors for MLEs of Item Parameters in IRT

(2013) Ke-Hai Yuan et al.   PSYCHOMETRIKA

Limited-information goodness-of-fit testing of hierarchical item factor models

(2012) Li Cai et al.   BRITISH JOURNAL OF MATHEMATICAL & STATISTICAL PSYCHOLOGY

Numerical Differentiation Methods for Computing Error Covariance Matrices in Item Response Theory Modeling

(2012) Wei Tian et al.   EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT

OpenMx: An Open Source Extended Structural Equation Modeling Framework

(2011) Steven Boker et al.   PSYCHOMETRIKA

A Note on the Relation Between Factor Analytic and Item Response Theory Models

(2011) Akihito Kamata et al.   STRUCTURAL EQUATION MODELING-A MULTIDISCIPLINARY JOURNAL

A Two-Tier Full-Information Item Factor Analysis Model with Applications

(2010) Li Cai   PSYCHOMETRIKA

Estimation of a four-parameter item response theory model

(2009) Eric Loken et al.   BRITISH JOURNAL OF MATHEMATICAL & STATISTICAL PSYCHOLOGY

High-dimensional Exploratory Item Factor Analysis by A Metropolis–Hastings Robbins–Monro Algorithm

(2009) Li Cai   PSYCHOMETRIKA