{
  "_id": "6a11569bacfb0bcc41ceb4b2",
  "Package": "FlexParamCurve",
  "Title": "Tools to Fit Flexible Parametric Curves",
  "Version": "1.5-7",
  "Date": "2025-08-26",
  "Authors@R": "c(person(\"Stephen\", \"Oswald\", role = c(\"aut\", \"cre\"),\nemail = \"steve.oswald@psu.edu\"))",
  "Author": "Stephen Oswald [aut, cre]",
  "Maintainer": "Stephen Oswald <steve.oswald@psu.edu>",
  "Description": "Model selection tools and 'selfStart' functions to fit\nparametric curves in 'nls', 'nlsList' and 'nlme' frameworks.",
  "License": "GPL-2",
  "Encoding": "UTF-8",
  "URL": "https://pennstate.academia.edu:443/SteveOswald",
  "LazyData": "true",
  "NeedsCompilation": "no",
  "RoxygenNote": "6.1.1",
  "Packaged": {
    "Date": "2026-05-23 07:23:32 UTC",
    "User": "root"
  },
  "Repository": "https://cran.r-universe.dev",
  "Date/Publication": "2025-08-26 18:43:46 UTC",
  "RemoteUrl": "https://github.com/cran/FlexParamCurve",
  "RemoteRef": "HEAD",
  "RemoteSha": "9da194e93214ebb7613a2c8152e60a006ef3c659",
  "MD5sum": "6d6d5b03c1bc9a4fc245d6f2eb3c577c",
  "_user": "cran",
  "_type": "src",
  "_file": "FlexParamCurve_1.5-7.tar.gz",
  "_fileid": "08a6b7f961cc892f289b55b248f0f05e8b7c28a6146be9360be702d00b2b35fa",
  "_filesize": 434867,
  "_sha256": "08a6b7f961cc892f289b55b248f0f05e8b7c28a6146be9360be702d00b2b35fa",
  "_created": "2026-05-23T07:23:32.000Z",
  "_published": "2026-05-23T07:26:19.262Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 77506086920,
      "time": 128,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7175286954"
    },
    {
      "job": 77506086891,
      "time": 125,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7175286607"
    },
    {
      "job": 77505948899,
      "time": 160,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7175274665"
    },
    {
      "job": 77506086890,
      "time": 92,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7175283556"
    }
  ],
  "_buildurl": "https://github.com/r-universe/cran/actions/runs/26326794946",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/cran/FlexParamCurve",
  "_commit": {
    "id": "9da194e93214ebb7613a2c8152e60a006ef3c659",
    "author": "Stephen Oswald <steve.oswald@psu.edu>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 1.5-7\n",
    "time": 1756233826
  },
  "_maintainer": {
    "name": "Stephen Oswald",
    "email": "steve.oswald@psu.edu"
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "nlme",
      "role": "Depends"
    },
    {
      "package": "stats",
      "role": "Imports"
    },
    {
      "package": "utils",
      "role": "Imports"
    }
  ],
  "_owner": "cran",
  "_selfowned": false,
  "_usedby": 14,
  "_updates": [
    {
      "week": "2025-35",
      "n": 1
    }
  ],
  "_tags": [
    {
      "name": "1.5-7",
      "date": "2025-08-26"
    }
  ],
  "_stars": 0,
  "_userbio": {
    "uuid": 6899542,
    "type": "organization",
    "name": "cran",
    "description": "Unofficial read-only mirror of all CRAN R packages"
  },
  "_downloads": {
    "count": 14893,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/FlexParamCurve"
  },
  "_mentions": 8,
  "_searchresults": 21,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/FlexParamCurve.html",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "manual.pdf"
  ],
  "_realowner": "cran",
  "_cranurl": false,
  "_releases": [
    {
      "version": "1.1",
      "date": "2011-09-21"
    },
    {
      "version": "1.2",
      "date": "2011-11-13"
    },
    {
      "version": "1.3",
      "date": "2012-02-04"
    },
    {
      "version": "1.4",
      "date": "2012-05-09"
    },
    {
      "version": "1.4-1",
      "date": "2012-06-27"
    },
    {
      "version": "1.4-2",
      "date": "2012-07-12"
    },
    {
      "version": "1.4-3",
      "date": "2012-10-11"
    },
    {
      "version": "1.5-2",
      "date": "2015-04-01"
    },
    {
      "version": "1.5-3",
      "date": "2015-08-29"
    },
    {
      "version": "1.5-5",
      "date": "2018-11-26"
    },
    {
      "version": "1.5-6",
      "date": "2023-12-11"
    },
    {
      "version": "1.5-7",
      "date": "2025-08-26"
    }
  ],
  "_exports": [
    "change.pnparameters",
    "extraF",
    "extraF.nls",
    "get.mod",
    "modpar",
    "pn.mod.compare",
    "pn.modselect.step",
    "posnegRichards.eqn",
    "SSposnegRichards"
  ],
  "_datasets": [
    {
      "name": "logist.data",
      "title": "Simulated growth of whiskered terns",
      "object": "logist.data",
      "class": [
        "nfnGroupedData",
        "nfGroupedData",
        "groupedData",
        "data.frame"
      ],
      "fields": [
        "mass",
        "age",
        "id"
      ],
      "rows": 1100,
      "table": true,
      "tojson": true
    },
    {
      "name": "penguin.data",
      "title": "Field data on growth of little penguins Eudyptula minor",
      "object": "penguin.data",
      "class": [
        "nfnGroupedData",
        "nfGroupedData",
        "groupedData",
        "data.frame"
      ],
      "fields": [
        "site",
        "year",
        "bandid",
        "siteyear",
        "weight",
        "ckage",
        "Jdate",
        "nest",
        "ck",
        "outcome",
        "clutch"
      ],
      "rows": 2244,
      "table": true,
      "tojson": true
    },
    {
      "name": "posneg.data",
      "title": "Simulated growth of black-browed albatrosses",
      "object": "posneg.data",
      "class": [
        "nfnGroupedData",
        "nfGroupedData",
        "groupedData",
        "data.frame"
      ],
      "fields": [
        "mass",
        "age",
        "id"
      ],
      "rows": 1300,
      "table": true,
      "tojson": true
    },
    {
      "name": "posnegRichards.calls",
      "title": "List of calls for fitting 33 SSposnegRichards models in 'nlsList'",
      "object": "posnegRichards.calls",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "tern.data",
      "title": "Field data on growth of common terns Sterna hirundo",
      "object": "tern.data",
      "class": [
        "nfnGroupedData",
        "nfGroupedData",
        "groupedData",
        "data.frame"
      ],
      "fields": [
        "site",
        "year",
        "bandid",
        "siteyear",
        "weight",
        "ckage",
        "Jdate",
        "nest",
        "ck",
        "outcome",
        "eggmass",
        "clutch"
      ],
      "rows": 1164,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "FlexParamCurve-package",
      "title": "Tools to Fit Flexible Parametric Curves",
      "concept": [
        "Curve fit",
        "Parametric curves",
        "Growth",
        "nlme",
        "nlsList",
        "double logistic",
        "logistic equation",
        "positive negative curve"
      ],
      "topics": [
        "FlexParamCurve-package"
      ]
    },
    {
      "page": "change.pnparameters",
      "title": "Change Fixed Parameter Values",
      "topics": [
        "change.pnparameters"
      ]
    },
    {
      "page": "extraF",
      "title": "Compare Two nlsList Models Using Extra Sum-of-Squares F-Tests",
      "topics": [
        "extraF"
      ]
    },
    {
      "page": "extraF.nls",
      "title": "Compare Two nls Models Using Extra Sum-of-Squares F-Tests",
      "topics": [
        "extraF.nls"
      ]
    },
    {
      "page": "get.mod",
      "title": "Copy objects between R environments",
      "topics": [
        "get.mod"
      ]
    },
    {
      "page": "logist.data",
      "title": "Simulated growth of whiskered terns",
      "topics": [
        "logist.data"
      ]
    },
    {
      "page": "modpar",
      "title": "Estimate Values to be Used for Fixed FlexParamCurve Parameters",
      "topics": [
        "modpar"
      ]
    },
    {
      "page": "penguin.data",
      "title": "Field data on growth of little penguins Eudyptula minor",
      "topics": [
        "penguin.data"
      ]
    },
    {
      "page": "pn.mod.compare",
      "title": "Compare All Possible Positive-Negative Richards nlslist Models",
      "topics": [
        "pn.mod.compare"
      ]
    },
    {
      "page": "pn.modselect.step",
      "title": "Backwards Stepwise Selection of Positive-Negative Richards nlslist Models",
      "topics": [
        "pn.modselect.step"
      ]
    },
    {
      "page": "posneg.data",
      "title": "Simulated growth of black-browed albatrosses",
      "topics": [
        "posneg.data"
      ]
    },
    {
      "page": "posnegRichards.calls",
      "title": "List of calls for fitting 33 SSposnegRichards models in 'nlsList'",
      "topics": [
        "posnegRichards.calls"
      ]
    },
    {
      "page": "posnegRichards.eqn",
      "title": "Equations of the FlexParamCurve Family",
      "topics": [
        "posnegRichards.eqn"
      ]
    },
    {
      "page": "SSposnegRichards",
      "title": "Self-Starting Positive-Negative Richards Model (double-Richards)",
      "topics": [
        "SSposnegRichards"
      ]
    },
    {
      "page": "tern.data",
      "title": "Field data on growth of common terns Sterna hirundo",
      "topics": [
        "tern.data"
      ]
    }
  ],
  "_rundeps": [
    "lattice",
    "nlme"
  ],
  "_score": 5.021540761629633,
  "_indexed": true,
  "_nocasepkg": "flexparamcurve",
  "_universes": [
    "cran"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.5-7",
      "date": "2026-05-23T07:25:28.000Z",
      "distro": "noble",
      "commit": "9da194e93214ebb7613a2c8152e60a006ef3c659",
      "fileid": "01c807117dd890edfc1997db094665aceb7d2162a13eaad516c03cbb519c52ef",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/cran/actions/runs/26326794946"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.5-7",
      "date": "2026-05-23T07:25:29.000Z",
      "distro": "noble",
      "commit": "9da194e93214ebb7613a2c8152e60a006ef3c659",
      "fileid": "c85ad3cab925cd859a8c230214b16a077ffe64b6d6c4ebfc3bd449e500b1783d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/cran/actions/runs/26326794946"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.5-7",
      "date": "2026-05-23T07:25:30.000Z",
      "commit": "9da194e93214ebb7613a2c8152e60a006ef3c659",
      "fileid": "213da3af0155240725d4eea0c8cf4743a43ddd0042432e9910d8a510daac5b45",
      "status": "success",
      "buildurl": "https://github.com/r-universe/cran/actions/runs/26326794946"
    }
  ]
}