• pypsy

  • Referenced in 1 article [sw28874]
  • pypsy psychometrics package, including MIRT(multidimension item response theory), IRT(item response theory),GRM(grade...
  • irtProb

  • Referenced in 2 articles [sw23667]
  • Person Item Response Models. Multidimensional Person Item Response Theory probability distributions...
  • ST

  • Referenced in 2 articles [sw25320]
  • OS10. Conducts item response theory (IRT) scale transformations for dichotomously scored tests...
  • IRTuno

  • Referenced in 2 articles [sw25349]
  • item level for binary response data, item response theory (IRT) models have been found useful...
  • Firestar

  • Referenced in 1 article [sw24660]
  • Adaptive Testing Simulation Program for Polytomous Item Response Theory Models. Polytomous items are used extensively ... means to evaluate item pools, select items for static short forms, determine optimal CAT settings ... polytomous items (two-category items are supported as special cases). The item response theory models...
  • SCORIGHT

  • Referenced in 1 article [sw16979]
  • through the use of a generalized item response theory (IRT) formulation. The items...
  • MultiCIRT

  • Referenced in 1 article [sw13206]
  • item response models. A class of Item Response Theory (IRT) models for binary and ordinal ... parameterizations of the conditional distribution of the response variables given the latent traits, depending...
  • BayesTwin

  • Referenced in 1 article [sw27257]
  • Simultaneously to the biometric model, an item response theory (IRT) measurement model is estimated, allowing...
  • EQSIRT

  • Referenced in 1 article [sw13415]
  • friendly IRT program. EQSIRT – a comprehensive Item Response Theory computer program – was developed with funding...
  • thurstonianIRT

  • Referenced in 1 article [sw30686]
  • thurstonianIRT: Thurstonian IRT Models. Fit Thurstonian Item Response Theory (IRT) models in R. This package...
  • IRTm

  • Referenced in 1 article [sw16974]
  • response models: A MATLAB IRTm toolbox. Item response theory (IRT) models are the central tools ... large variety of IRT models for binary responses. A design-matrix approach is followed, giving ... recent copula IRT models to handle local item dependencies are included, as well...
  • mcmequate

  • Referenced in 1 article [sw25319]
  • Multiple-Choice Model. This software performs item response theory (IRT) equating using the characteristic curve ... multiple-choice and the nominal response models as described in Kim and Hanson (2000). Specifically ... some significant limitations of the software (all items must have the same number of response...
  • FACTOR

  • Referenced in 1 article [sw30846]
  • McDonald, 2000). Finally, some popular item response theory (IRT) models can be fitted...
  • mirtCAT

  • Referenced in 1 article [sw16065]
  • multidimensional computerized adaptive tests using item response theory methodology and for creating simple questionnaires forms...
  • PerFit

  • Referenced in 1 article [sw17213]
  • sample or given a specified item response theory model. Some PFSs apply to dichotomous data...
  • MLCIRTwithin

  • Referenced in 0 articles [sw15563]
  • Response Theory (LC-IRT) Models under Within-Item Multidimensionality. Framework for the Item Response Theory ... traits. The fitting algorithms allow for missing responses and for different item parametrizations...
  • gpcm

  • Referenced in 3 articles [sw25842]
  • Likelihood Estimation of Item Response Models in R. tem response theory (IRT) models ... describe the response behaviors of individuals to a set of categorically scored items. The most...
  • LatentREGpp

  • Referenced in 0 articles [sw17901]
  • package LatentREGpp. Item Response Theory Implemented in R and Cpp. Provides a C++ implementation ... Multidimensional Item Response Theory (MIRT) capable of performing parameter and traits estimations. It also provides...
  • libirt

  • Referenced in 0 articles [sw05778]
  • Item Response Theory (IRT) library is a set of functions to estimate the items ... abilities from the responses of subjects to a questionnaire. The IRT models supported...
  • xxIRT

  • Referenced in 0 articles [sw16390]
  • package xxIRT. An implementation of Item Response Theory (IRT) in R, comprising of five modules...