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Implements some item response models for multiple ratings, including the hierarchical rater model, conditional maximum likelihood estimation of linear logistic partial credit model and a wrapper function to the commercial FACETS program. See Robitzsch and Steinfeld (2018) for a description of the functionality of the package. See Wang, Su and Qiu (2014; <doi:10.1111/jedm.12045>) for an overview of modeling alternatives.
| Version: | 1.5-13 |
| Depends: | R (≥ 3.0-0) |
| Imports: | CDM, coda, graphics, methods, psychotools, Rcpp, sirt, stats, TAM |
| LinkingTo: | Rcpp, RcppArmadillo |
| Suggests: | MASS |
| Enhances: | eRm, lme4 |
| Published: | 2024-03-21 |
| Author: | Alexander Robitzsch [aut, cre], Jan Steinfeld [aut] |
| Maintainer: | Alexander Robitzsch <robitzsch at ipn.uni-kiel.de> |
| License: | GPL-2 | GPL-3 [expanded from: GPL (≥ 2)] |
| URL: | https://github.com/alexanderrobitzsch/immer, https://sites.google.com/site/alexanderrobitzsch2/software |
| NeedsCompilation: | yes |
| Citation: | immer citation info |
| Materials: | README NEWS |
| In views: | Psychometrics |
| CRAN checks: | immer results |
| Reference manual: | immer.pdf |
| Package source: | immer_1.5-13.tar.gz |
| Windows binaries: | r-devel: immer_1.5-13.zip, r-release: immer_1.5-13.zip, r-oldrel: immer_1.5-13.zip |
| macOS binaries: | r-release (arm64): immer_1.5-13.tgz, r-oldrel (arm64): immer_1.5-13.tgz, r-release (x86_64): immer_1.5-13.tgz, r-oldrel (x86_64): immer_1.5-13.tgz |
| Old sources: | immer archive |
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