{
  "_id": "6a229b55cd65a98ecbd5790f",
  "Package": "randomForest",
  "Title": "Breiman and Cutlers Random Forests for Classification and\nRegression",
  "Version": "4.7-1.2",
  "Date": "2022-01-24",
  "Authors@R": "c(person(\"Leo\", \"Breiman\", role = \"aut\",\ncomment = \"Fortran original\"),\nperson(\"Adele\", \"Cutler\", role = \"aut\",\ncomment = \"Fortran original\"),\nperson(\"Andy\", \"Liaw\", role = c(\"aut\", \"cre\"),\nemail = \"andy_liaw@merck.com\",\ncomment = \"R port\"),\nperson(\"Matthew\", \"Wiener\", role = \"aut\",\ncomment = \"R port\"))",
  "Description": "Classification and regression based on a forest of trees\nusing random inputs, based on Breiman (2001)\n<DOI:10.1023/A:1010933404324>.",
  "License": "GPL (>= 2)",
  "URL": "https://www.stat.berkeley.edu/~breiman/RandomForests/",
  "NeedsCompilation": "yes",
  "Packaged": {
    "Date": "2026-06-05 09:43:15 UTC",
    "User": "root"
  },
  "Author": "Leo Breiman [aut] (Fortran original), Adele Cutler [aut]\n(Fortran original), Andy Liaw [aut, cre] (R port), Matthew\nWiener [aut] (R port)",
  "Maintainer": "Andy Liaw <andy_liaw@merck.com>",
  "Repository": "https://andyliaw-mrk.r-universe.dev",
  "Date/Publication": "2024-09-22 16:39:17 UTC",
  "RemoteUrl": "https://github.com/cran/randomForest",
  "RemoteRef": "HEAD",
  "RemoteSha": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
  "MD5sum": "e02b4b096efb98018d46409c75d114c5",
  "_user": "andyliaw-mrk",
  "_type": "src",
  "_file": "randomForest_4.7-1.2.tar.gz",
  "_fileid": "7ecec8a4ac387bbe3077dbfda1be6dd9a89418b0ff4ce6da5d0ec3c2a8db0ed8",
  "_filesize": 314026,
  "_sha256": "7ecec8a4ac387bbe3077dbfda1be6dd9a89418b0ff4ce6da5d0ec3c2a8db0ed8",
  "_created": "2026-06-05T09:43:15.000Z",
  "_published": "2026-06-05T09:48:05.657Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 79703260350,
      "time": 99,
      "config": "linux-devel-arm64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7433629475"
    },
    {
      "job": 79703260356,
      "time": 111,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7433632118"
    },
    {
      "job": 79703260344,
      "time": 102,
      "config": "linux-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433630476"
    },
    {
      "job": 79703260381,
      "time": 101,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433629236"
    },
    {
      "job": 79703260354,
      "time": 112,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7433631937"
    },
    {
      "job": 79703260412,
      "time": 249,
      "config": "macos-oldrel-x86_64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7433675967"
    },
    {
      "job": 79703260369,
      "time": 109,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433631384"
    },
    {
      "job": 79703260326,
      "time": 221,
      "config": "macos-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433666325"
    },
    {
      "job": 79702944662,
      "time": 121,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433595802"
    },
    {
      "job": 79703260313,
      "time": 83,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433623871"
    },
    {
      "job": 79703260315,
      "time": 76,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7433621466"
    },
    {
      "job": 79703260420,
      "time": 63,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7433617257"
    },
    {
      "job": 79703260311,
      "time": 66,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7433618203"
    }
  ],
  "_buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/cran/randomForest",
  "_commit": {
    "id": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
    "author": "Andy Liaw <andy_liaw@merck.com>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 4.7-1.2\n",
    "time": 1727023157
  },
  "_maintainer": {
    "name": "Andy Liaw",
    "email": "andy_liaw@merck.com",
    "login": "andyliaw-mrk",
    "description": "",
    "uuid": 117679294
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 4.1.0",
      "role": "Depends"
    },
    {
      "package": "stats",
      "role": "Depends"
    },
    {
      "package": "RColorBrewer",
      "role": "Suggests"
    },
    {
      "package": "MASS",
      "role": "Suggests"
    }
  ],
  "_owner": "cran",
  "_selfowned": true,
  "_usedby": 305,
  "_updates": [],
  "_tags": [],
  "_stars": 52,
  "_contributors": [
    {
      "user": "andyliaw-mrk",
      "count": 60,
      "uuid": 117679294
    }
  ],
  "_userbio": {
    "uuid": 117679294,
    "type": "user",
    "name": "andyliaw-mrk"
  },
  "_downloads": {
    "count": 139359,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/randomForest"
  },
  "_mentions": 1447,
  "_searchresults": 50944,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/randomForest.html",
    "manual.pdf"
  ],
  "_realowner": "andyliaw-mrk",
  "_cranurl": false,
  "_releases": [
    {
      "version": "1.0",
      "date": "2002-04-01"
    },
    {
      "version": "3.3-2",
      "date": "2002-08-28"
    },
    {
      "version": "3.3-4",
      "date": "2002-09-26"
    },
    {
      "version": "3.3-6",
      "date": "2002-10-04"
    },
    {
      "version": "3.3-7",
      "date": "2002-10-05"
    },
    {
      "version": "3.3-8",
      "date": "2002-10-12"
    },
    {
      "version": "3.4-1",
      "date": "2002-12-17"
    },
    {
      "version": "3.4-4",
      "date": "2003-02-03"
    },
    {
      "version": "3.4-5",
      "date": "2003-04-22"
    },
    {
      "version": "3.9-6",
      "date": "2003-04-30"
    },
    {
      "version": "4.0-1",
      "date": "2003-10-15"
    },
    {
      "version": "4.0-7",
      "date": "2004-01-09"
    },
    {
      "version": "4.3-0",
      "date": "2004-07-08"
    },
    {
      "version": "4.3-2",
      "date": "2004-09-14"
    },
    {
      "version": "4.3-3",
      "date": "2004-09-15"
    },
    {
      "version": "4.4-1",
      "date": "2004-10-21"
    },
    {
      "version": "4.4-2",
      "date": "2004-11-03"
    },
    {
      "version": "4.5-1",
      "date": "2004-12-04"
    },
    {
      "version": "4.5-2",
      "date": "2005-02-03"
    },
    {
      "version": "4.5-4",
      "date": "2005-03-04"
    },
    {
      "version": "4.5-6",
      "date": "2005-04-06"
    },
    {
      "version": "4.5-7",
      "date": "2005-04-06"
    },
    {
      "version": "4.5-8",
      "date": "2005-04-11"
    },
    {
      "version": "4.5-9",
      "date": "2005-05-03"
    },
    {
      "version": "4.5-10",
      "date": "2005-05-04"
    },
    {
      "version": "4.5-11",
      "date": "2005-05-21"
    },
    {
      "version": "4.5-12",
      "date": "2005-06-21"
    },
    {
      "version": "4.5-15",
      "date": "2005-09-22"
    },
    {
      "version": "4.5-16",
      "date": "2006-01-24"
    },
    {
      "version": "4.5-18",
      "date": "2006-12-10"
    },
    {
      "version": "4.5-19",
      "date": "2007-10-16"
    },
    {
      "version": "4.5-20",
      "date": "2007-11-21"
    },
    {
      "version": "4.5-21",
      "date": "2007-11-28"
    },
    {
      "version": "4.5-22",
      "date": "2007-12-06"
    },
    {
      "version": "4.5-23",
      "date": "2008-01-23"
    },
    {
      "version": "4.5-24",
      "date": "2008-04-18"
    },
    {
      "version": "4.5-25",
      "date": "2008-04-22"
    },
    {
      "version": "4.5-26",
      "date": "2008-09-12"
    },
    {
      "version": "4.5-27",
      "date": "2008-09-12"
    },
    {
      "version": "4.5-28",
      "date": "2008-10-17"
    },
    {
      "version": "4.5-30",
      "date": "2009-02-26"
    },
    {
      "version": "4.5-31",
      "date": "2009-10-15"
    },
    {
      "version": "4.5-32",
      "date": "2009-10-16"
    },
    {
      "version": "4.5-33",
      "date": "2009-10-18"
    },
    {
      "version": "4.5-34",
      "date": "2009-12-06"
    },
    {
      "version": "4.5-35",
      "date": "2010-06-21"
    },
    {
      "version": "4.5-36",
      "date": "2010-07-25"
    },
    {
      "version": "4.6-1",
      "date": "2010-12-18"
    },
    {
      "version": "4.6-2",
      "date": "2010-12-20"
    },
    {
      "version": "4.6-3",
      "date": "2011-12-16"
    },
    {
      "version": "4.6-4",
      "date": "2011-12-20"
    },
    {
      "version": "4.6-5",
      "date": "2012-01-04"
    },
    {
      "version": "4.6-6",
      "date": "2012-01-06"
    },
    {
      "version": "4.6-7",
      "date": "2012-10-16"
    },
    {
      "version": "4.6-10",
      "date": "2014-07-17"
    },
    {
      "version": "4.6-12",
      "date": "2015-10-07"
    },
    {
      "version": "4.6-14",
      "date": "2018-03-28"
    },
    {
      "version": "4.7-1",
      "date": "2022-02-03"
    },
    {
      "version": "4.7-1.1",
      "date": "2022-05-23"
    },
    {
      "version": "4.7-1.2",
      "date": "2024-09-22"
    }
  ],
  "_exports": [
    "classCenter",
    "combine",
    "getTree",
    "grow",
    "importance",
    "margin",
    "MDSplot",
    "na.roughfix",
    "outlier",
    "partialPlot",
    "randomForest",
    "rfcv",
    "rfImpute",
    "rfNews",
    "treesize",
    "tuneRF",
    "varImpPlot",
    "varUsed"
  ],
  "_datasets": [
    {
      "name": "imports85",
      "title": "The Automobile Data",
      "object": "imports85",
      "file": "imports85.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "symboling",
        "normalizedLosses",
        "make",
        "fuelType",
        "aspiration",
        "numOfDoors",
        "bodyStyle",
        "driveWheels",
        "engineLocation",
        "wheelBase",
        "length",
        "width",
        "height",
        "curbWeight",
        "engineType",
        "numOfCylinders",
        "engineSize",
        "fuelSystem",
        "bore",
        "stroke",
        "compressionRatio",
        "horsepower",
        "peakRpm",
        "cityMpg",
        "highwayMpg",
        "price"
      ],
      "rows": 205,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "classCenter",
      "title": "Prototypes of groups.",
      "topics": [
        "classCenter"
      ]
    },
    {
      "page": "combine",
      "title": "Combine Ensembles of Trees",
      "topics": [
        "combine"
      ]
    },
    {
      "page": "getTree",
      "title": "Extract a single tree from a forest.",
      "topics": [
        "getTree"
      ]
    },
    {
      "page": "grow",
      "title": "Add trees to an ensemble",
      "topics": [
        "grow",
        "grow.default",
        "grow.randomForest"
      ]
    },
    {
      "page": "importance",
      "title": "Extract variable importance measure",
      "topics": [
        "importance",
        "importance.default",
        "importance.randomForest"
      ]
    },
    {
      "page": "imports85",
      "title": "The Automobile Data",
      "topics": [
        "imports85"
      ]
    },
    {
      "page": "margin",
      "title": "Margins of randomForest Classifier",
      "topics": [
        "margin",
        "margin.default",
        "margin.randomForest",
        "plot.margin"
      ]
    },
    {
      "page": "MDSplot",
      "title": "Multi-dimensional Scaling Plot of Proximity matrix from randomForest",
      "topics": [
        "MDSplot"
      ]
    },
    {
      "page": "na.roughfix",
      "title": "Rough Imputation of Missing Values",
      "topics": [
        "na.roughfix",
        "na.roughfix.data.frame",
        "na.roughfix.default"
      ]
    },
    {
      "page": "outlier",
      "title": "Compute outlying measures",
      "topics": [
        "outlier",
        "outlier.default",
        "outlier.randomForest"
      ]
    },
    {
      "page": "partialPlot",
      "title": "Partial dependence plot",
      "topics": [
        "partialPlot",
        "partialPlot.default",
        "partialPlot.randomForest"
      ]
    },
    {
      "page": "plot.randomForest",
      "title": "Plot method for randomForest objects",
      "topics": [
        "plot.randomForest"
      ]
    },
    {
      "page": "predict.randomForest",
      "title": "predict method for random forest objects",
      "topics": [
        "predict.randomForest"
      ]
    },
    {
      "page": "randomForest",
      "title": "Classification and Regression with Random Forest",
      "topics": [
        "print.randomForest",
        "randomForest",
        "randomForest.default",
        "randomForest.formula"
      ]
    },
    {
      "page": "rfcv",
      "title": "Random Forest Cross-Valdidation for feature selection",
      "topics": [
        "rfcv"
      ]
    },
    {
      "page": "rfImpute",
      "title": "Missing Value Imputations by randomForest",
      "topics": [
        "rfImpute",
        "rfImpute.default",
        "rfImpute.formula"
      ]
    },
    {
      "page": "rfNews",
      "title": "Show the NEWS file",
      "topics": [
        "rfNews"
      ]
    },
    {
      "page": "treesize",
      "title": "Size of trees in an ensemble",
      "topics": [
        "treesize"
      ]
    },
    {
      "page": "tuneRF",
      "title": "Tune randomForest for the optimal mtry parameter",
      "topics": [
        "tuneRF"
      ]
    },
    {
      "page": "varImpPlot",
      "title": "Variable Importance Plot",
      "topics": [
        "varImpPlot"
      ]
    },
    {
      "page": "varUsed",
      "title": "Variables used in a random forest",
      "topics": [
        "varUsed"
      ]
    }
  ],
  "_rundeps": [],
  "_score": 12.528652500725599,
  "_indexed": true,
  "_nocasepkg": "randomforest",
  "_universes": [
    "andyliaw-mrk"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:45:03.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "71008008085f7761baa08792e19b1f52acaddbf16d203afc496de9987aa5bdd7",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:45:03.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "6fb2e30a6eb75c74709633ca64b094f8500c78d71435dd41aab20353c70532e1",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:45:04.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "22155271bcadc37228b5a240baabfa784dba896ad6f0119c3ae26eacb553fbaa",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:44:58.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "61e748227d17570ad7fd3dd957dbe3884e768804db61b73bd82655e7c6a5cf9e",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:45:05.000Z",
      "arch": "aarch64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "5fd5c71fcbe4b62febe299dae5cafd080fb66d04942f86eb57fae0095fa7bfb6",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:47:03.000Z",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "162def7b99e6757d4ae87cb4ced5417486507e1fb1304a9e616e1c1083e78c89",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:45:00.000Z",
      "arch": "aarch64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "620ab0e0bde8f112da433bd4173b66b06623b062947059c152469ad0c298cd84",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:46:27.000Z",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "4212eadcef0c7d309b699fd01bd34af0839e993334c7b6ab1778286349b66287",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:44:55.000Z",
      "arch": "emscripten",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "a447362d5e73193f1628cde968958ae7a5ad9253f60d37e9318a8c42a432b638",
      "status": "success",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:44:22.000Z",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "f180deaadc74db19066820ed4ae50e95d3be2d28981c768d9734e900c9393121",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:44:11.000Z",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "2772794590b12fcad45987ef0c29c26b3de3da999bca6596eef743bab0bc18b2",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "4.7-1.2",
      "date": "2026-06-05T09:44:13.000Z",
      "arch": "x86_64",
      "commit": "0ad64d71e886bff5b241cbc31a3240bf0e822914",
      "fileid": "1ae28aad2d79d831c6529c044156713e822e981b9a7c71a0ff24f3b3d04cbe99",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/andyliaw-mrk/actions/runs/27007568047"
    }
  ]
}