immer: Item Response Models for Multiple Ratings
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 |
| DOI: | 10.32614/CRAN.package.immer |
| 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 |
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