{
  "_id": "6a1147b2acfb0bcc41ce7f74",
  "Package": "chopper",
  "Type": "Package",
  "Title": "Changepoint-Aware Ensemble for Probabilistic Modeling",
  "Version": "1.0",
  "Authors@R": "c(person(\"Giancarlo\", \"Vercellino\", role = c(\"aut\", \"cre\", \"cph\"), email = \"giancarlo.vercellino@gmail.com\"))",
  "Maintainer": "Giancarlo Vercellino <giancarlo.vercellino@gmail.com>",
  "Description": "Implements a changepoint-aware ensemble forecasting\nalgorithm that combines Theta, TBATS (Trigonometric, Box-Cox\ntransformation, ARMA errors, Trend, Seasonal components), and\nARFIMA (AutoRegressive, Fractionally Integrated, Moving\nAverage) using a product-of-experts approach for robust\nprobabilistic prediction.",
  "License": "GPL-3",
  "Encoding": "UTF-8",
  "LazyData": "true",
  "RoxygenNote": "7.2.3",
  "URL": "https://rpubs.com/giancarlo_vercellino/chopper",
  "Config/testthat/edition": "3",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-05-23 06:18:31 UTC",
    "User": "root"
  },
  "Author": "Giancarlo Vercellino [aut, cre, cph]",
  "Config/pak/sysreqs": "libicu-dev libjpeg-dev libpng-dev libxml2-dev\nlibssl-dev",
  "Repository": "https://pigian.r-universe.dev",
  "Date/Publication": "2025-05-27 08:43:17 UTC",
  "RemoteUrl": "https://github.com/cran/chopper",
  "RemoteRef": "HEAD",
  "RemoteSha": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
  "MD5sum": "b34ed54c08b97b9c4b4117901b62b6ab",
  "_user": "pigian",
  "_type": "src",
  "_file": "chopper_1.0.tar.gz",
  "_fileid": "797d731e92153ff48a0f280568716bb01570abe2cf73ff8fa0301c9a1fd3297e",
  "_filesize": 129011,
  "_sha256": "797d731e92153ff48a0f280568716bb01570abe2cf73ff8fa0301c9a1fd3297e",
  "_created": "2026-05-23T06:18:31.000Z",
  "_published": "2026-05-23T06:22:42.936Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 77502657702,
      "time": 203,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7174889564"
    },
    {
      "job": 77502657701,
      "time": 210,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7174890349"
    },
    {
      "job": 77502657698,
      "time": 126,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7174881600"
    },
    {
      "job": 77502657697,
      "time": 136,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7174882622"
    },
    {
      "job": 77502473951,
      "time": 199,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7174867579"
    },
    {
      "job": 77502657700,
      "time": 116,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7174880592"
    },
    {
      "job": 77502657738,
      "time": 160,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7174885063"
    },
    {
      "job": 77502657743,
      "time": 157,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7174884721"
    },
    {
      "job": 77502657741,
      "time": 152,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7174884226"
    }
  ],
  "_buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/cran/chopper",
  "_commit": {
    "id": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
    "author": "Giancarlo Vercellino <giancarlo.vercellino@gmail.com>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 1.0\n",
    "time": 1748335397
  },
  "_maintainer": {
    "name": "Giancarlo Vercellino",
    "email": "giancarlo.vercellino@gmail.com",
    "login": "pigian",
    "description": "",
    "uuid": 182648476
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 2.10",
      "role": "Depends"
    },
    {
      "package": "normalp",
      "version": ">= 0.7.2",
      "role": "Imports"
    },
    {
      "package": "purrr",
      "version": ">= 1.0.1",
      "role": "Imports"
    },
    {
      "package": "ald",
      "version": ">= 1.3.1",
      "role": "Imports"
    },
    {
      "package": "evd",
      "version": ">= 2.3-6.1",
      "role": "Imports"
    },
    {
      "package": "GeneralizedHyperbolic",
      "version": ">= 0.8-6",
      "role": "Imports"
    },
    {
      "package": "fGarch",
      "version": ">= 4022.89",
      "role": "Imports"
    },
    {
      "package": "forecast",
      "version": ">= 8.21",
      "role": "Imports"
    },
    {
      "package": "imputeTS",
      "version": ">= 3.3",
      "role": "Imports"
    },
    {
      "package": "changepoint",
      "version": ">= 2.3",
      "role": "Imports"
    },
    {
      "package": "lubridate",
      "version": ">= 1.9.2",
      "role": "Imports"
    },
    {
      "package": "ggplot2",
      "version": ">= 3.5.1",
      "role": "Imports"
    },
    {
      "package": "scales",
      "version": ">= 1.3.0",
      "role": "Imports"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "version": ">= 3.0.0",
      "role": "Suggests"
    }
  ],
  "_owner": "cran",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
    {
      "week": "2025-22",
      "n": 1
    }
  ],
  "_tags": [
    {
      "name": "1.0",
      "date": "2025-05-27"
    }
  ],
  "_stars": 0,
  "_contributors": [
    {
      "user": "pigian",
      "count": 1,
      "uuid": 182648476
    }
  ],
  "_userbio": {
    "uuid": 182648476,
    "type": "user",
    "name": "pigian"
  },
  "_downloads": {
    "count": 562,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/chopper"
  },
  "_searchresults": 3,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/chopper.html",
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "manual.pdf"
  ],
  "_realowner": "pigian",
  "_cranurl": false,
  "_releases": [
    {
      "version": "1.0",
      "date": "2025-05-27"
    }
  ],
  "_exports": [
    "chopper"
  ],
  "_datasets": [
    {
      "name": "ts_set",
      "title": "Tech Stock Time Series Dataset",
      "object": "ts_set",
      "class": [
        "data.frame"
      ],
      "fields": [
        "dates",
        "TSLA.Close",
        "AMZN.Close",
        "IBM.Close",
        "META.Close"
      ],
      "rows": 2095,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "chopper",
      "title": "chopper: Change Point Product-of-Experts Ensemble",
      "topics": [
        "chopper-package",
        "chopper"
      ]
    },
    {
      "page": "ts_set",
      "title": "Tech Stock Time Series Dataset",
      "topics": [
        "ts_set"
      ]
    }
  ],
  "_rundeps": [
    "ald",
    "changepoint",
    "cli",
    "colorspace",
    "commonmark",
    "cpp11",
    "curl",
    "cvar",
    "DistributionUtils",
    "evd",
    "farver",
    "fastICA",
    "fBasics",
    "fGarch",
    "forecast",
    "fracdiff",
    "gbutils",
    "GeneralizedHyperbolic",
    "generics",
    "ggplot2",
    "ggtext",
    "glue",
    "gridtext",
    "gss",
    "gtable",
    "imputeTS",
    "isoband",
    "jpeg",
    "labeling",
    "lattice",
    "lifecycle",
    "litedown",
    "lmtest",
    "lubridate",
    "magrittr",
    "markdown",
    "MASS",
    "Matrix",
    "nlme",
    "nnet",
    "normalp",
    "png",
    "purrr",
    "R6",
    "rbibutils",
    "RColorBrewer",
    "Rcpp",
    "RcppArmadillo",
    "Rdpack",
    "rlang",
    "S7",
    "scales",
    "spatial",
    "stabledist",
    "stinepack",
    "stringi",
    "stringr",
    "timechange",
    "timeDate",
    "timeSeries",
    "urca",
    "vctrs",
    "viridisLite",
    "withr",
    "xfun",
    "xml2",
    "zoo"
  ],
  "_score": 1,
  "_indexed": true,
  "_nocasepkg": "chopper",
  "_universes": [
    "pigian"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.0",
      "date": "2026-05-23T06:20:53.000Z",
      "distro": "noble",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "ba84334b140720c41573a7fad60b10fda5b05c660a5461bd406207a5a7124d57",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.0",
      "date": "2026-05-23T06:21:02.000Z",
      "distro": "noble",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "74f339a5803c626a54bc5152589332f1ceef87546f7a05676c56c6da18679026",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.0",
      "date": "2026-05-23T06:20:09.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "965f9a421591a9e717f59c52a88ef9ae4fe10cf054d8ccea66699bb238fa3538",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "1.0",
      "date": "2026-05-23T06:20:16.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "ca706cd4c62b1294dacc8c199544f01ec151848f80d34b68e21947bcb1d237fb",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.0",
      "date": "2026-05-23T06:20:50.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "de3d8e55ff52f7aa94bb5c568d266caae83e5ecaab7e0bff81836c8d497eaf7b",
      "status": "success",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "1.0",
      "date": "2026-05-23T06:20:00.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "dff5d64a090162fc017b0cab36faf1e4f154bcea457b8163fc8b1e6af6ff6b11",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "1.0",
      "date": "2026-05-23T06:19:49.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "e594562a4de80b29a0a947a1897819f7ad21465622190f3bed1270ff2d4131ed",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "1.0",
      "date": "2026-05-23T06:20:08.000Z",
      "commit": "44b1ac434df657533cd5402c3f0b45381fe9b4b7",
      "fileid": "352ef1ca02d20401d2def7d386abc84e067d879ce54abad59fb86d4cb0b60edd",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/pigian/actions/runs/26325528122"
    }
  ]
}