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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 |
| 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 |
| Reference manual: | TopicTestlet.html , TopicTestlet.pdf |
| Vignettes: |
Introduction to the Topic Testlet Model (source, R code) |
| Package source: | TopicTestlet_0.1.0.tar.gz |
| Windows binaries: | r-devel: TopicTestlet_0.1.0.zip, r-release: TopicTestlet_0.1.0.zip, r-oldrel: TopicTestlet_0.1.0.zip |
| macOS binaries: | r-release (arm64): TopicTestlet_0.1.0.tgz, r-oldrel (arm64): TopicTestlet_0.1.0.tgz, r-release (x86_64): TopicTestlet_0.1.0.tgz, r-oldrel (x86_64): TopicTestlet_0.1.0.tgz |
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