TopicTestlet: A Topic Testlet Model for Calibrating Testlet Constructed Responses

Implements the Topic Testlet Model (TTM) as described by Xiong et al. (2025) <doi:10.1111/jedm.70001>. The package integrates Latent Dirichlet Allocation (LDA) with the Partial Credit Model to account for local item dependence in testlets using latent topics from student textual responses.

Version: 0.1.0
Depends: R (≥ 4.0.0)
Imports: topicmodels, tm, stats
Suggests: knitr, rmarkdown
Published: 2025-12-01
DOI: 10.32614/CRAN.package.TopicTestlet (may not be active yet)
Author: Jiawei Xiong [aut, cre], Cheng Tang [ctb], Qidi Liu [ctb]
Maintainer: Jiawei Xiong <jiawei.xiong at uga.edu>
License: GPL (≥ 3)
NeedsCompilation: no
CRAN checks: TopicTestlet results

Documentation:

Reference manual: TopicTestlet.html , TopicTestlet.pdf
Vignettes: Introduction to the Topic Testlet Model (source, R code)

Downloads:

Package source: TopicTestlet_0.1.0.tar.gz
Windows binaries: r-devel: not available, r-release: not available, r-oldrel: not available
macOS binaries: r-release (arm64): not available, r-oldrel (arm64): not available, r-release (x86_64): not available, r-oldrel (x86_64): not available

Linking:

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