{ "_id": "6a1f16b3b401979e7341e892", "Package": "covsim", "Type": "Package", "Title": "VITA, IG and PLSIM Simulation for Given Covariance and Marginals", "Version": "1.1.0", "Authors@R": "c(person(\"Njaal\", \"Foldnes\", email = \"njal.foldnes@gmail.com\", role = c(\"aut\", \"cre\")),\nperson(\"Steffen\", \"Grønneberg\", email = \"steffeng@gmail.com\", role = c(\"aut\")))", "Description": "Random sampling from distributions with user-specified\npopulation covariance matrix. Marginal information may be fully\nspecified, for which the package implements the VITA\n(VIne-To-Anything) algorithm Grønneberg and Foldnes (2017)\n. See also Grønneberg, Foldnes\nand Marcoulides (2022) .\nAlternatively, marginal skewness and kurtosis may be specified,\nfor which the package implements the IG (independent generator)\nand PLSIM (piecewise linear) algorithms, see Foldnes and Olsson\n(2016) and Foldnes and\nGrønneberg (2021) ,\nrespectively.", "License": "GPL (>= 2)", "Encoding": "UTF-8", "RoxygenNote": "7.2.3", "VignetteBuilder": "knitr", "Config/testthat/edition": "3", "NeedsCompilation": "no", "Packaged": { "Date": "2026-05-17 06:06:17 UTC", "User": "root" }, "Author": "Njaal Foldnes [aut, cre], Steffen Grønneberg [aut]", "Maintainer": "Njaal Foldnes ", "Repository": "https://cran.r-universe.dev", "Date/Publication": "2024-06-01 02:45:25 UTC", "RemoteUrl": "https://github.com/cran/covsim", "RemoteRef": "HEAD", "RemoteSha": "ba41f6869854eaf014ea32a9df29bca31166bfe3", "MD5sum": "9e9179d8bf42bfc548343ff03ae4e09a", "_user": "cran", "_type": "src", "_file": "covsim_1.1.0.tar.gz", "_fileid": 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"author": "Njaal Foldnes ", "committer": "cran-robot ", "message": "version 1.1.0\n", "time": 1717209925 }, "_maintainer": { "name": "Njaal Foldnes", "email": "njal.foldnes@gmail.com" }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5.0", "role": "Depends" }, { "package": "rvinecopulib", "version": ">= 0.5.1.1.0", "role": "Imports" }, { "package": "lavaan", "version": ">= 0.6-5", "role": "Imports" }, { "package": "nleqslv", "role": "Imports" }, { "package": "PearsonDS", "role": "Imports" }, { "package": "MASS", "role": "Imports" }, { "package": "stats", "role": "Imports" }, { "package": "tmvtnorm", "role": "Imports" }, { "package": "Matrix", "role": "Imports" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "R.rsp", "role": "Suggests" }, { "package": "GGally", "role": "Suggests" }, { "package": "psych", "role": "Suggests" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" } ], "_owner": "cran", "_selfowned": false, "_usedby": 0, "_updates": [], "_tags": [], "_stars": 0, "_userbio": { "uuid": 6899542, "type": "organization", "name": "cran", "description": "Unofficial read-only mirror of all CRAN R packages" }, "_downloads": { "count": 250, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/covsim" }, "_searchresults": 34, "_rbuild": "4.6.0", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/covsim.html", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_realowner": "cran", "_cranurl": false, "_releases": [ { "version": "0.1.0", "date": "2020-05-12" }, { "version": "0.2.0", "date": "2021-06-09" }, { "version": "0.2.1", "date": "2021-09-09" }, { "version": "1.0.0", "date": "2022-04-30" }, { "version": "1.1.0", "date": "2024-05-31" } ], "_exports": [ "rIG", "rPLSIM", "vita" ], "_help": [ { "page": "rIG", "title": "Simulation of non-normal data", "topics": [ "rIG" ] }, { "page": "rPLSIM", "title": "Simulation of non-normal data", "topics": [ "rPLSIM" ] }, { "page": "vita", "title": "Calibrate a regular vine", "topics": [ "vita" ] } ], "_readme": "https://github.com/cran/covsim/raw/HEAD/README.md", "_rundeps": [ "assertthat", "BH", "gmm", "kde1d", "lattice", "lavaan", "MASS", "Matrix", "mnormt", "mvtnorm", "nleqslv", "numDeriv", "pbivnorm", "PearsonDS", "quadprog", "randtoolbox", "Rcpp", "RcppEigen", "RcppThread", "rngWELL", "rvinecopulib", "sandwich", "tmvtnorm", "wdm", "zoo" ], "_vignettes": [ { "source": "vignette.Rmd", "filename": "vignette.html", "title": "Covsim: Simulating non-normal data with given covariance matrix", "author": "Njål Foldnes and Steffen Grønneberg", "engine": "knitr::rmarkdown", "headings": [ "VITA", "Bivariate case", "Trivariate case", "SEM example in 20 dimensions", "Ordinal-categorical data", "We assume that the underlying correlation in acontinuous bivariate distribution with standard normal marginals is$\\rho=0.5$, and we discretize into three categories using thresholds$\\tau_1=0$ and $\\tau_2=1$. This means that we consider simulated dataof the form[X_i =\\left{ \\begin{matrix}1, & \\text{if } \\xi_i \\leq \\tau_1 \\2, & \\text{if } \\tau_1 < \\xi_i \\leq \\tau_2 \\3, & \\text{if } \\xi_i > \\tau_2 \\\\end{matrix}\\right.", "IG and Piecewise linear methods", "IG", "PLSIM", "References" ], "created": "2022-04-29 21:40:09", "modified": "2024-06-01 02:45:25", "commits": 2 } ], "_score": 3.230448921378274, "_indexed": true, "_nocasepkg": "covsim", "_universes": [ "cran" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.1.0", "date": "2026-05-17T06:08:49.000Z", "distro": "noble", "commit": "ba41f6869854eaf014ea32a9df29bca31166bfe3", "fileid": "28436efe294600a1c5a3d75650d41bddd606ea8beb966e76b45475b140715429", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/25983015473" }, { "r": "4.6.0", "os": "linux", "version": "1.1.0", "date": "2026-05-17T06:08:29.000Z", "distro": "noble", "commit": "ba41f6869854eaf014ea32a9df29bca31166bfe3", "fileid": "531424377e90fc18403f21248ce2d47bfcfcd02455a7c6075548bf62c8349c41", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/cran/actions/runs/25983015473" }, { "r": "4.6.0", "os": "wasm", "version": "1.1.0", "date": "2026-06-02T17:45:10.000Z", "commit": "ba41f6869854eaf014ea32a9df29bca31166bfe3", "fileid": "4ade3be3284a3b72c8a368c6a3d68c6ad8ca4880417000b8fabb6d6e0f020de0", "status": "success", "buildurl": "https://github.com/r-universe/cran/actions/runs/25983015473" } ] }