{
  "_id": "6ad884b769e274306bae96f7",
  "Package": "symSEM",
  "Type": "Package",
  "Title": "Symbolic Computation for Structural Equation Models",
  "Version": "0.4",
  "Date": "2024-05-15",
  "Authors@R": "person(given = \"Mike\", family = \"Cheung\", role = c(\"aut\",\"cre\"), email = \"mikewlcheung@nus.edu.sg\", comment = c(ORCID = \"0000-0003-0113-0758\"))",
  "Maintainer": "Mike Cheung <mikewlcheung@nus.edu.sg>",
  "Description": "A collection of functions for symbolic computation using\nthe 'caracas' package for structural equation models and other\nstatistical analyses. Among its features is the ability to\ncalculate the model-implied covariance (and correlation) matrix\nand the sampling covariance matrix of variable functions using\nthe delta method.",
  "License": "GPL (>=2)",
  "Encoding": "UTF-8",
  "SystemRequirements": "Python (>= 3.6.0)",
  "LazyLoad": "yes",
  "ByteCompile": "yes",
  "URL": "https://github.com/mikewlcheung/symsem",
  "RoxygenNote": "7.3.1",
  "Config/pak/sysreqs": "cmake make libicu-dev libpng-dev python3",
  "Repository": "https://mikewlcheung.r-universe.dev",
  "Date/Publication": "2024-05-17 12:51:23 UTC",
  "RemoteUrl": "https://github.com/mikewlcheung/symsem",
  "RemoteRef": "HEAD",
  "RemoteSha": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-10-21 09:19:20 UTC",
    "User": "root"
  },
  "Author": "Mike Cheung [aut, cre] (ORCID: <https://orcid.org/0000-0003-0113-0758>)",
  "_user": "mikewlcheung",
  "_type": "src",
  "_file": "symSEM_0.4.tar.gz",
  "_fileid": "https://r2.ropensci.org/90b23abc9fe8765f7ad38505c396bb1e25571bd4c98288e7ee243964329e6280",
  "_filesize": 103370,
  "_sha256": "90b23abc9fe8765f7ad38505c396bb1e25571bd4c98288e7ee243964329e6280",
  "_expires": "2027-01-29T09:24:05.000Z",
  "_created": "2026-10-21T09:19:20.000Z",
  "_published": "2026-10-21T09:24:06.980Z",
  "_buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_jobs": [
    {
      "job": 119141862708,
      "time": 154,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "NOTE",
      "artifact": "12333234731"
    },
    {
      "job": 119141862641,
      "time": 178,
      "config": "linux-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12333204545"
    },
    {
      "job": 119141862587,
      "time": 137,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12334107668"
    },
    {
      "job": 119141862554,
      "time": 178,
      "config": "macos-release-arm64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12334467357"
    },
    {
      "job": 119139017405,
      "time": 395,
      "config": "source",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12333663702"
    },
    {
      "job": 119141862704,
      "time": 116,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "12333849267"
    },
    {
      "job": 119141862783,
      "time": 240,
      "config": "windows-devel-x86_64",
      "r": "4.7.0",
      "check": "NOTE",
      "artifact": "12334755342"
    },
    {
      "job": 119141862744,
      "time": 153,
      "config": "windows-oldrel-x86_64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12334293408"
    },
    {
      "job": 119141862720,
      "time": 196,
      "config": "windows-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12333364839"
    }
  ],
  "_upstream": "https://github.com/mikewlcheung/symsem",
  "_commit": {
    "id": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
    "author": "Mike Cheung <mikewlcheung@nus.edu.sg>",
    "committer": "Mike Cheung <mikewlcheung@nus.edu.sg>",
    "message": "Release to CRAN 0.4\n",
    "time": 1715950283
  },
  "_maintainer": {
    "name": "Mike Cheung",
    "email": "mikewlcheung@nus.edu.sg",
    "login": "mikewlcheung",
    "twitter": "@mikewlcheung",
    "description": "I am a quantitative psychologist and a professor at Department of Psychology of National University of Singapore.",
    "uuid": 1143439,
    "orcid": "0000-0003-0113-0758"
  },
  "_distro": "resolute",
  "_registered": true,
  "_dependencies": [
    {
      "package": "caracas",
      "role": "Depends"
    },
    {
      "package": "OpenMx",
      "role": "Imports"
    },
    {
      "package": "metaSEM",
      "role": "Imports"
    },
    {
      "package": "testthat",
      "role": "Suggests"
    },
    {
      "package": "roxygen2",
      "role": "Suggests"
    }
  ],
  "_owner": "mikewlcheung",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [],
  "_tags": [],
  "_topics": [
    "caracas",
    "structural-equation-modeling",
    "symbolic-calculations"
  ],
  "_stars": 4,
  "_contributors": [
    {
      "user": "mikewlcheung",
      "count": 17,
      "uuid": 1143439
    }
  ],
  "_userbio": {
    "uuid": 1143439,
    "type": "user",
    "name": "Mike Cheung",
    "followers": 78,
    "description": "I am a quantitative psychologist and a professor at Department of Psychology of National University of Singapore."
  },
  "_downloads": {
    "count": 237,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/symSEM"
  },
  "_devurl": "https://github.com/mikewlcheung/symsem",
  "_searchresults": 10,
  "_rbuild": "4.6.1",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/manual.pdf",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/readme.html",
    "extra/readme.md",
    "extra/symSEM.html"
  ],
  "_homeurl": "https://github.com/mikewlcheung/symsem",
  "_realowner": "mikewlcheung",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1",
      "date": "2020-07-16"
    },
    {
      "version": "0.2",
      "date": "2023-05-31"
    },
    {
      "version": "0.4",
      "date": "2024-05-16"
    }
  ],
  "_exports": [
    "deltamethod",
    "impliedS",
    "JacobianRAM"
  ],
  "_help": [
    {
      "page": "symSEM-package",
      "title": "A collection of functions for symbolic computation using 'caracas' package for structural equation models and other statistical analyses. Among its features is the ability to calculate the model-implied covariance (and correlation) matrix and the sampling covariance matrix of variable functions using the delta method.",
      "topics": [
        "symSEM-package"
      ]
    },
    {
      "page": "deltamethod",
      "title": "Compute the Variance-Covariance Matrix of Functions using the first-order Delta Method",
      "topics": [
        "deltamethod"
      ]
    },
    {
      "page": "impliedS",
      "title": "Compute a Symbolic Model-Implied Covariance/Correlation Matrix",
      "topics": [
        "impliedS"
      ]
    },
    {
      "page": "JacobianRAM",
      "title": "Compute a Jacobian Matrix of the Implied Covariance/Correlation Matrix based on a RAM model.",
      "topics": [
        "JacobianRAM"
      ]
    }
  ],
  "_readme": "https://github.com/mikewlcheung/symsem/raw/HEAD/README.md",
  "_rundeps": [
    "backports",
    "BH",
    "boot",
    "broom",
    "caracas",
    "cli",
    "colorspace",
    "cowplot",
    "cpp11",
    "Deriv",
    "digest",
    "doBy",
    "dplyr",
    "ellipse",
    "farver",
    "forecast",
    "fracdiff",
    "generics",
    "ggplot2",
    "glue",
    "gtable",
    "here",
    "isoband",
    "jsonlite",
    "labeling",
    "lattice",
    "lavaan",
    "lifecycle",
    "lmtest",
    "magrittr",
    "MASS",
    "Matrix",
    "metaSEM",
    "mnormt",
    "modelr",
    "mvtnorm",
    "nlme",
    "nnet",
    "numDeriv",
    "OpenMx",
    "pbivnorm",
    "pillar",
    "pkgconfig",
    "png",
    "purrr",
    "quadprog",
    "R6",
    "rappdirs",
    "RColorBrewer",
    "Rcpp",
    "RcppArmadillo",
    "RcppEigen",
    "RcppParallel",
    "RcppTOML",
    "reticulate",
    "rlang",
    "rpf",
    "rprojroot",
    "S7",
    "scales",
    "StanHeaders",
    "stringi",
    "stringr",
    "tibble",
    "tidyr",
    "tidyselect",
    "timeDate",
    "urca",
    "utf8",
    "vctrs",
    "viridisLite",
    "withr",
    "zoo"
  ],
  "_score": 3.3010299956639813,
  "_indexed": true,
  "_nocasepkg": "symsem",
  "_universes": [
    "mikewlcheung"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.4",
      "date": "2026-10-21T09:21:39.000Z",
      "distro": "resolute",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/6ae4e2ec80c2d22a0fb269473aff318324c74d0a2029dd4d64dcc04d1c6cd5e1",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "0.4",
      "date": "2026-10-21T09:21:49.000Z",
      "distro": "resolute",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/a2fe166b3eab3236f1769a1ae6750246d327a1c9a38b5f79f2805d0cb42645e7",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.4",
      "date": "2026-10-21T09:21:12.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/5603ab1e923c7d90a326153aff54c8c4d1a08ed0505b436cb9c4bedd386c43a0",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "0.4",
      "date": "2026-10-21T09:21:38.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/a08758d4b86ff86cbceee707c40d0492713cad9822bdaf90d07dd21d0d3ce10d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "0.4",
      "date": "2026-10-21T09:21:38.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/6936dab6976b2bb821ccc3225b4b8967836dba2027a629bd2718431f5a74f0ed",
      "status": "success",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.4",
      "date": "2026-10-21T09:21:07.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/181d30bf1e2a9d2869d0cadcf559b940081a957a05112fa7ba37c2e2fb12f7c8",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.4",
      "date": "2026-10-21T09:20:49.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/ae9028a67fa803c0aa78be3ded9599bf1b126e4178720d49482ab9123bf29c73",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    },
    {
      "r": "4.6.1",
      "os": "win",
      "version": "0.4",
      "date": "2026-10-21T09:21:01.000Z",
      "commit": "1dbfa712fd4f53daa95c0dac7c1ce72c93acd048",
      "fileid": "https://r2.ropensci.org/2c85883fc15f681c3dc0268984bc72e4100b30dc552b342e4dde2968c00f95bf",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/mikewlcheung/actions/runs/39575189882"
    }
  ]
}