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A Comparison of Two MCMC Algorithms for the 2PL IRT Model
Springer Proceedings in Mathematics and Statistics, 2017Markov chain Monte Carlo (MCMC) techniques have become popular for estimating item response theory (IRT) models. The current development of MCMC includes two major algorithms: Gibbs sampling and the No-U-Turn sampler (NUTS), which can be implemented in two specialized software packages JAGS and Stan, respectively.
Yanyan Sheng, Sheng Yanyan
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Person Specific Parameter Heterogeneity in the 2PL IRT Model
Multivariate Behavioral Research, 2023Following Kelderman and Molenaar's demonstration that a factor model with person specific factor loadings is almost indistinguishable from the standard factor model in terms of overall fit, we examined person specific measurement models in Item Response Theory, person specific discrimination and difficulty parameters were created by adding random ...
Alexandra Lane, Perez, Eric, Loken
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Comparison of Two MCMC Approaches to Missing Response Data in 2PL Model
Acta Psychologica Sinica, 2009Tao Xin
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Using Lasso and Adaptive Lasso to Identify DIF in Multidimensional 2PL Models
Multivariate Behavioral Research, 2022Differential item functioning (DIF) analysis refers to procedures that evaluate whether an item's characteristic differs for different groups of persons after controlling for overall differences in performance. DIF is routinely evaluated as a screening step to ensure items behave the same across groups.
Chun Wang, Ruoyi Zhu, Gongjun Xu
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Comparing the normalised and 2PL IRT scoring methods on multi-form examinations
International Journal of Quantitative Research in Education, 2021Gregory Camilli
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Local influence analysis of the 2PL IRT model for binary responses
Journal of Statistical Computation and Simulation, 2021C Caroni
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