4.1-1

DESCRIPTION

@@ -1,8 +1,8 @@
 Package: sirt
 Type: Package
 Title: Supplementary Item Response Theory Models
-Version: 4.0-27
-Date: 2024-01-08 16:12:44
+Version: 4.1-1
+Date: 2024-01-18 10:36:46
 Author: Alexander Robitzsch [aut,cre] (<https://orcid.org/0000-0002-8226-3132>)
 Maintainer: Alexander Robitzsch <[email protected]>
 Description: 

R/RcppExports.R

@@ -1,5 +1,5 @@
 ## File Name: RcppExports.R
-## File Version: 4.000027
+## File Version: 4.001001
 # Generated by using Rcpp::compileAttributes() -> do not edit by hand
 # Generator token: 10BE3573-1514-4C36-9D1C-5A225CD40393
 

R/invariance.alignment.R

@@ -1,11 +1,12 @@
 ## File Name: invariance.alignment.R
-## File Version: 3.807
+## File Version: 3.820
 
 
 invariance.alignment <- function( lambda, nu, wgt=NULL,
     align.scale=c(1,1), align.pow=c(.5,.5), eps=1e-3,
     psi0.init=NULL, alpha0.init=NULL, center=FALSE, optimizer="optim",
-    fixed=NULL, meth=1, vcov=NULL, eps_grid=seq(0,-10, by=-.5), ... )
+    fixed=NULL, meth=1, vcov=NULL, eps_grid=seq(0,-10, by=-.5),
+    num_deriv=FALSE, ... )
 {
     CALL <- match.call()
     s1 <- Sys.time()
@@ -26,7 +27,7 @@ invariance.alignment <- function( lambda, nu, wgt=NULL,
     }
 
     #- choose fixed value
-    fixed <- invariance_alignment_choose_fixed(fixed=fixed, G=G, Gmax=8)
+    fixed <- invariance_alignment_choose_fixed(fixed=fixed, G=G, Gmax=999)
     reparam <- ! fixed
 
     W1 <- dim(wgt)
@@ -99,7 +100,7 @@ invariance.alignment <- function( lambda, nu, wgt=NULL,
     if ( align.pow[1]==0){
         ia_grad_optim <- NULL
     }
-    if (meth>=2){
+    if ((meth>=2) | num_deriv ){
         ia_grad_optim <- NULL
     }
 

R/invariance_alignment_define_parameters.R

@@ -1,5 +1,5 @@
 ## File Name: invariance_alignment_define_parameters.R
-## File Version: 0.191
+## File Version: 0.193
 
 invariance_alignment_define_parameters <- function(x, ind_alpha, ind_psi,
         fix_first_psi=TRUE, reparam=FALSE, constraint="prod", overparam=FALSE)

README.md

@@ -8,7 +8,7 @@ a minimal runnable code necessary to reproduce the issue, which can be run on th
 all necessary information on the used librarys, the R version, and the OS it is run on, perhaps a sessionInfo().
 
 
-#### CRAN version `sirt` 3.13-228 (2023-08-11)
+#### CRAN version `sirt` 4.0-32 (2024-01-17)
 
 
 [![CRAN_Status_Badge](http://www.r-pkg.org/badges/version-last-release/sirt)](https://cran.r-project.org/package=sirt)
@@ -22,9 +22,9 @@ The CRAN version can be installed from within R using:
 utils::install.packages("sirt")
 ```
 
-#### GitHub version `sirt` 4.0-27 (2024-01-08)
+#### GitHub version `sirt` 4.1-1 (2024-01-18)
 
-[![](https://img.shields.io/badge/github%20version-4.0--27-orange.svg)](https://github.com/alexanderrobitzsch/sirt)  
+[![](https://img.shields.io/badge/github%20version-4.1--1-orange.svg)](https://github.com/alexanderrobitzsch/sirt)  
 
 The version hosted [here](https://github.com/alexanderrobitzsch/sirt) is the development version of `sirt`. 
 The GitHub version can be installed using `devtools` as:

inst/NEWS

@@ -37,7 +37,19 @@ CHANGELOG sirt
 
 
 ------------------------------------------------------------------------
-VERSIONS sirt 4.0  |  2024-01-08  |  Last: sirt 4.0-27
+VERSIONS sirt 4.1  |  2024-01-18  |  Last: sirt 4.1-1
+------------------------------------------------------------------------
+
+xxx   * ...
+
+
+DATA  * included/modified datasets: ---
+EXAMP * included/modified examples: ---
+
+
+
+------------------------------------------------------------------------
+VERSIONS sirt 4.0  |  2024-01-17  |  Last: sirt 4.0-32
 ------------------------------------------------------------------------
 
 FIXED * fixed incorrect handling of lower and upper bounds of item
@@ -48,13 +60,13 @@ ADDED * included function dmlavaan() that allows comparing model
         parameters from two lavaan models fitted to the same dataset
 NOTE  * corrected manual of 'data.g308' (thanks to Andres Burga)
 NOTE  * included argument 'eps_grid' in invariance.alignment()
-
+NOTE  * included argument 'num_deriv' in invariance.alignment()
+NOTE  * changed estimation defaults in invariance.alignment() 
+        for many groups (>= 9 groups)
 
 DATA  * included/modified datasets: ---
 EXAMP * included/modified examples: dmlavaan (1), data.g308 (1)
 
-
-
 ------------------------------------------------------------------------
 VERSIONS sirt 3.13  |  2023-08-11  |  Last: sirt 3.13-228
 ------------------------------------------------------------------------

man/invariance.alignment.Rd

@@ -1,5 +1,5 @@
 %% File Name: invariance.alignment.Rd
-%% File Version: 1.688
+%% File Version: 1.692
 
 \name{invariance.alignment}
 \alias{invariance.alignment}
@@ -46,7 +46,8 @@ if it is supplied as the argument \code{vcov}.
 \usage{
 invariance.alignment(lambda, nu, wgt=NULL, align.scale=c(1, 1),
     align.pow=c(.5, .5), eps=1e-3, psi0.init=NULL, alpha0.init=NULL, center=FALSE,
-    optimizer="optim", fixed=NULL, meth=1, vcov=NULL, eps_grid=seq(0,-10, by=-.5), ...)
+    optimizer="optim", fixed=NULL, meth=1, vcov=NULL, eps_grid=seq(0,-10, by=-.5),
+    num_deriv=FALSE, ...)
 
 \method{summary}{invariance.alignment}(object, digits=3, file=NULL, ...)
 
@@ -106,6 +107,7 @@ item loadings in alignment.}
 for standard error computation. If a matrix is provided, standard errors
 are computed.}
 \item{eps_grid}{Grid of logarithmized epsilon values in optimization}
+\item{num_deriv}{Logical indicating whether numerical derivatives should be used}
   \item{object}{
 Object of class \code{invariance.alignment}
   }

man/noharm.sirt.Rd

@@ -1,5 +1,5 @@
 %% File Name: noharm.sirt.Rd
-%% File Version: 0.542
+%% File Version: 0.543
 
 \name{noharm.sirt}
 \alias{noharm.sirt}
@@ -203,7 +203,7 @@ Fraser, C., & McDonald, R. P. (1988). NOHARM: Least squares item factor analysis
 \doi{10.1207/s15327906mbr2302_9}
 
 Fraser, C., & McDonald, R. P. (2012). \emph{NOHARM 4 Manual}. \cr
-{http://noharm.niagararesearch.ca/nh4man/nhman.html}.
+http://noharm.niagararesearch.ca/nh4man/nhman.html.
 
 Knol, D. L., & Berger, M. P. (1991). Empirical comparison between factor analysis
 and multidimensional item response models. \emph{Multivariate Behavioral Research, 26}(3),
@@ -260,7 +260,7 @@ Model fit can be assessed by \code{\link{modelfit.sirt}}.
 See \code{\link{R2noharm}} for running the NOHARM software from within \R.
 
 See Fraser and McDonald (1988, 2012) for an implementation of the NOHARM model which
-is available as freeware ({http://noharm.niagararesearch.ca/};
+is available as freeware (http://noharm.niagararesearch.ca/;
 the link seems to be broken in the meanwhile).
 }
 

man/person.parameter.rasch.copula.Rd

@@ -1,5 +1,5 @@
 %% File Name: person.parameter.rasch.copula.Rd
-%% File Version: 1.19
+%% File Version: 1.202
 
 \name{person.parameter.rasch.copula}
 \alias{person.parameter.rasch.copula}
@@ -19,7 +19,7 @@ person.parameter.rasch.copula(raschcopula.object, numdiff.parm=0.001,
 %- maybe also 'usage' for other objects documented here.
 \arguments{
   \item{raschcopula.object}{
-Object which is generated by the code{rasch.copula2} function.
+Object which is generated by the \code{rasch.copula2} function.
 }
   \item{numdiff.parm}{
 Parameter \eqn{h} for numerical differentiation
@@ -71,7 +71,6 @@ to local dependence}
 
 \seealso{
 See \code{\link{rasch.copula2}} for estimating Rasch copula models.
-%% ~~objects to See Also as \code{\link{help}}, ~~~
 }
 \examples{
 #############################################################################

man/rasch.jml.jackknife1.Rd

@@ -1,5 +1,5 @@
 %% File Name: rasch.jml.jackknife1.Rd
-%% File Version: 2.18
+%% File Version: 2.191
 
 \name{rasch.jml.jackknife1}
 \alias{rasch.jml.jackknife1}
@@ -29,16 +29,16 @@ A list with following entries
   \item{item}{
         A data frame with item parameters
         \itemize{
-            \item \code{b.JML}: {Item difficulty from JML estimation}
-            \item \code{b.JMLcorr}: {Item difficulty from JML estimation by
-                    applying the correction factor \eqn{(I-1)/I}}
-            \item \code{b.jack}: {Item difficulty from Jackknife estimation}
-            \item \code{b.jackse}: {Standard error of Jackknife estimation
+            \item \code{b.JML}: Item difficulty from JML estimation
+            \item \code{b.JMLcorr}: Item difficulty from JML estimation by
+                    applying the correction factor \eqn{(I-1)/I}
+            \item \code{b.jack}: Item difficulty from Jackknife estimation
+            \item \code{b.jackse}: Standard error of Jackknife estimation
                         for item difficulties.
                         Note that this parameter refer to the standard error
-                    with respect to item sampling}
-            \item \code{b.JMLse}: {Standard error for item difficulties
-                    obtained from JML estimation}
+                    with respect to item sampling
+            \item \code{b.JMLse}: Standard error for item difficulties
+                    obtained from JML estimation
                 }
             }
   \item{jack.itemdiff}{A matrix containing all item difficulties obtained by Jackknife}

src/RcppExports.cpp

@@ -1,5 +1,5 @@
 //// File Name: RcppExports.cpp
-//// File Version: 4.000027
+//// File Version: 4.001001
 // Generated by using Rcpp::compileAttributes() -> do not edit by hand
 // Generator token: 10BE3573-1514-4C36-9D1C-5A225CD40393