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Psychometrika|May 20, 2022
Learning Latent and Hierarchical Structures in Cognitive Diagnosis ModelsChenchen Ma, Jing Ouyang, Gongjun XuPsychometrika|November 18, 2023
A Note on Improving Variational Estimation for Multidimensional Item Response TheoryChenchen Ma, Jing Ouyang, Chun Wang, et al.Psychometrika|February 25, 2026
A Note on Improving Variational Estimation for Multidimensional Item Response TheoryChenchen Ma, Jing Ouyang, Chun Wang, et al.Psychometrika|March 7, 2022
Identifiability of Latent Class Models with CovariatesJing Ouyang, Gongjun XuPsychometrika|January 28, 2022
Learning Large Q-Matrix by Restricted Boltzmann MachinesChengcheng Li, Chenchen Ma, Gongjun XuPsychometrika|August 16, 2022
Bridging Parametric and Nonparametric Methods in Cognitive DiagnosisChenchen Ma, Jimmy de la Torre, Gongjun XuPsychometrika|August 7, 2023
DIF Statistical Inference Without Knowing Anchoring ItemsYunxiao Chen, Chengcheng Li, Jing Ouyang, et al.The British Journal of Mathematical and Statistical Psychology|April 16, 2015
A mixture hierarchical model for response times and response accuracyChun Wang, Gongjun XuPsychometrika|July 10, 2015
Identifiability of Diagnostic Classification ModelsGongjun Xu, Stephanie ZhangPsychometrika|June 1, 2022
A Mixed Stochastic Approximation EM (MSAEM) Algorithm for the Estimation of the Four-Parameter Normal Ogive ModelXiangbin Meng, Gongjun XuPageof 39