4 papers · 1 filter
A Regularised Latent-Class Item Response Model for Detecting Measurement Non-Invariance in Ordinal Response Scales
Gabriel Wallin, Qi Huang
Measurement non-invariance arises when the psychometric properties of a scale differ across subgroups, undermining the validity of group comparisons. At the item level, this manife…
A Comparison of Joint and Stepwise Dynamic Cognitive Diagnostic Models
Yawen Ma, Anastasia Ushakova, Kate Cain +1
To extend cognitive diagnostic models (CDMs) to longitudinal settings, stepwise approaches that integrate a CDM model with a latent transition model and covariates are widely used…
NLP-Informed Dynamic Cognitive Diagnosis Modelling
Yawen Ma, Sahoko Ishida, Kate Cain +1
Digital learning platforms are increasingly used to support reading development while generating rich log files and item-level textual content. Using these data, this study propose…
A Latent Variable Model with Change-Points and Its Application to Time Pressure Effects in Educational Assessment
Gabriel Wallin, Yunxiao Chen, Yi-Hsuan Lee +1
Educational assessments are valuable tools for measuring student knowledge and skills, but their validity can be compromised when test takers exhibit changes in response behavior d…