{
  "_id": "6a22a37dcd65a98ecbd593cd",
  "Package": "nlts",
  "Title": "Nonlinear Time Series Analysis",
  "Date": "2020-01-25",
  "Authors@R": "c(person(c(\"Ottar\", \"N.\"), \"Bjornstad\", role = c(\"aut\", \"cre\"),\nemail = \"onb1@psu.edu\"))",
  "Author": "Ottar N. Bjornstad [aut, cre]",
  "Maintainer": "Ottar N. Bjornstad <onb1@psu.edu>",
  "Description": "R functions for (non)linear time series analysis with an\nemphasis on nonparametric autoregression and order estimation,\nand tests for linearity / additivity.",
  "Version": "1.0-3",
  "NeedsCompilation": "no",
  "URL": "http://ento.psu.edu/directory/onb1",
  "License": "GPL-3",
  "RoxygenNote": "6.1.1",
  "Repository": "https://objornstad.r-universe.dev",
  "Date/Publication": "2023-05-31 19:45:35 UTC",
  "RemoteUrl": "https://github.com/objornstad/nlts",
  "RemoteRef": "HEAD",
  "RemoteSha": "2928b5e03d9df98d6b024c712cb85b65096107fe",
  "Packaged": {
    "Date": "2026-06-05 10:20:10 UTC",
    "User": "root"
  },
  "MD5sum": "97f0c4bbfc1f3b5709f94b42c195fa55",
  "_user": "objornstad",
  "_type": "src",
  "_file": "nlts_1.0-3.tar.gz",
  "_fileid": "e09c7d3d6d32acc856d22caa975eed7800b615f9714823d30bffcf95b9a00769",
  "_filesize": 162768,
  "_sha256": "e09c7d3d6d32acc856d22caa975eed7800b615f9714823d30bffcf95b9a00769",
  "_created": "2026-06-05T10:20:10.000Z",
  "_published": "2026-06-05T10:22:53.875Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 79708734171,
      "time": 131,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7434302981"
    },
    {
      "job": 79708734192,
      "time": 94,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7434292214"
    },
    {
      "job": 79708734118,
      "time": 79,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7434287081"
    },
    {
      "job": 79708734061,
      "time": 79,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7434287425"
    },
    {
      "job": 79708428773,
      "time": 126,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7434263774"
    },
    {
      "job": 79708734082,
      "time": 89,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7434290516"
    },
    {
      "job": 79708734251,
      "time": 58,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7434281620"
    },
    {
      "job": 79708734206,
      "time": 60,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7434282552"
    },
    {
      "job": 79708734226,
      "time": 61,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7434282058"
    }
  ],
  "_buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/objornstad/nlts",
  "_commit": {
    "id": "2928b5e03d9df98d6b024c712cb85b65096107fe",
    "author": "Ottar Bjornstad <38323468+objornstad@users.noreply.github.com>",
    "committer": "GitHub <noreply@github.com>",
    "message": "Update README.md",
    "time": 1685562335
  },
  "_maintainer": {
    "name": "Ottar N. Bjornstad",
    "email": "onb1@psu.edu",
    "login": "objornstad",
    "twitter": "@BjornstadOttar",
    "description": "Ottar N. Bjornstad     \nDistinguished Professor of Entomology and Biology\nJ. Lloyd & Dorothy Foehr Huck Chair of Epidemiology",
    "uuid": 38323468
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 2.2.0",
      "role": "Depends"
    },
    {
      "package": "locfit",
      "version": ">= 1.5.3",
      "role": "Depends"
    },
    {
      "package": "acepack",
      "role": "Depends"
    }
  ],
  "_owner": "objornstad",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [],
  "_tags": [],
  "_stars": 1,
  "_contributors": [
    {
      "user": "objornstad",
      "count": 7,
      "uuid": 38323468
    }
  ],
  "_userbio": {
    "uuid": 38323468,
    "type": "user",
    "name": "Ottar Bjornstad",
    "description": "Ottar N. Bjornstad     \r\nDistinguished Professor of Entomology and Biology\r\nJ. Lloyd & Dorothy Foehr Huck Chair of Epidemiology"
  },
  "_downloads": {
    "count": 247,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/nlts"
  },
  "_mentions": 2,
  "_devurl": "https://github.com/objornstad/nlts",
  "_searchresults": 10,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/nlts.html",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/objornstad/nlts",
  "_realowner": "objornstad",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1-9",
      "date": "2012-10-18"
    },
    {
      "version": "0.2-0",
      "date": "2013-06-03"
    },
    {
      "version": "0.2-2",
      "date": "2017-08-28"
    },
    {
      "version": "1.0-2",
      "date": "2018-10-12"
    }
  ],
  "_exports": [
    "add.test",
    "contingency.periodogram",
    "lin.order.cls",
    "lin.test",
    "ll.edm",
    "ll.order",
    "lpx",
    "mkx",
    "portman.Q",
    "prediction.profile.ll",
    "spec.lomb",
    "specar.ci"
  ],
  "_datasets": [
    {
      "name": "plodia",
      "title": "Time series of Meal Moth abundance",
      "object": "plodia",
      "file": "plodia.rda",
      "class": [
        "numeric"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "add.test",
      "title": "Lagrange multiplier test for additivity in a time series",
      "topics": [
        "add.test"
      ]
    },
    {
      "page": "contingency.periodogram",
      "title": "The contingency periodogram for periodicity in categorical time series",
      "topics": [
        "contingency.periodogram"
      ]
    },
    {
      "page": "lin.order.cls",
      "title": "The order of a time series using cross-validation of the linear autoregressive model (conditional least-squares).",
      "topics": [
        "lin.order.cls"
      ]
    },
    {
      "page": "lin.test",
      "title": "A Tukey one-degree-of-freedom test for linearity in time series.",
      "topics": [
        "lin.test"
      ]
    },
    {
      "page": "ll.edm",
      "title": "Nonlinear forecasting of local polynomial `empirical dynamic model'.",
      "topics": [
        "ll.edm"
      ]
    },
    {
      "page": "ll.order",
      "title": "Consistent nonlinear estimate of the order using local polynomial regression.",
      "topics": [
        "ll.order"
      ]
    },
    {
      "page": "lpx",
      "title": "Utility function",
      "topics": [
        "lpx"
      ]
    },
    {
      "page": "mkx",
      "title": "Utility function",
      "topics": [
        "mkx"
      ]
    },
    {
      "page": "plodia",
      "title": "Time series of Meal Moth abundance",
      "topics": [
        "plodia"
      ]
    },
    {
      "page": "plot.contingency.periodogram",
      "title": "Plot contingency periodograms",
      "topics": [
        "plot.contingency.periodogram"
      ]
    },
    {
      "page": "plot.lin.order",
      "title": "Plot linear cross-validation for time-series order",
      "topics": [
        "plot.lin.order"
      ]
    },
    {
      "page": "plot.ll.order",
      "title": "Plot nonparametric cross-validation for time-series order",
      "topics": [
        "plot.ll.order"
      ]
    },
    {
      "page": "plot.lomb",
      "title": "Plot Lomb periodograms",
      "topics": [
        "plot.lomb"
      ]
    },
    {
      "page": "plot.ppll",
      "title": "Plot function for prediction profile objects",
      "topics": [
        "plot.ppll"
      ]
    },
    {
      "page": "plot.specar.ci",
      "title": "Plot ar-spectra with CI's",
      "topics": [
        "plot.specar.ci"
      ]
    },
    {
      "page": "portman.Q",
      "title": "Ljung-Box test for whiteness in a time series.",
      "topics": [
        "portman.Q"
      ]
    },
    {
      "page": "predict.ll.order",
      "title": "Predict values from ll.order object.",
      "topics": [
        "predict.ll.order"
      ]
    },
    {
      "page": "prediction.profile.ll",
      "title": "Nonlinear forecasting at varying lags using local polynomial regression.",
      "topics": [
        "prediction.profile.ll",
        "print.ppll"
      ]
    },
    {
      "page": "print.ll.order",
      "title": "Print nonparametric cross-validation for time-series order",
      "topics": [
        "print.ll.order"
      ]
    },
    {
      "page": "spec.lomb",
      "title": "The Lomb periodogram for unevenly sampled data",
      "topics": [
        "spec.lomb"
      ]
    },
    {
      "page": "specar.ci",
      "title": "Confidence interval for the ar-spectrum and the dominant period.",
      "topics": [
        "specar.ci"
      ]
    },
    {
      "page": "summary.lin.order",
      "title": "Summarize linear cross-validation for time-series order",
      "topics": [
        "summary.lin.order"
      ]
    },
    {
      "page": "summary.ll.order",
      "title": "Summarize nonparametric cross-validation for time-series order",
      "topics": [
        "summary.ll.order"
      ]
    },
    {
      "page": "summary.lomb",
      "title": "Summarizes Lomb periodograms",
      "topics": [
        "summary.lomb"
      ]
    },
    {
      "page": "summary.specar.ci",
      "title": "Summarize ar-spectra with CI's",
      "topics": [
        "summary.specar.ci"
      ]
    }
  ],
  "_readme": "https://github.com/objornstad/nlts/raw/HEAD/README.md",
  "_rundeps": [
    "acepack",
    "lattice",
    "locfit"
  ],
  "_score": 3,
  "_indexed": true,
  "_nocasepkg": "nlts",
  "_universes": [
    "objornstad"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.0-3",
      "date": "2026-06-05T10:22:25.000Z",
      "distro": "noble",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "1dfb1e0711763337e7b520d8b7243332780f142a38704270145c2b504bb19cd1",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:50.000Z",
      "distro": "noble",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "25f96ee9ecf160f4479cec0a7ecb661fcda56c25e06fdf1e94619869660683e1",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:32.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "9ea5c7020c94e4f810baf1299700b03d89ac0512018572da045d8eb4f2916b7d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:34.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "6dc4bc084da7f320331e079607457618320082dea8d0452cdf11f397c107b5fd",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:54.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "b4b73b5289aa4edc6a7e256f7877b7be56cb7f1f89df488aead35dbcbdfd50b2",
      "status": "success",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:09.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "a94e9517a6b320b7cca13d39d33ed89af04ce4958e2c68063cb21485f4a518d6",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:13.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "b89c2cfae1164504d4a076b18826c51e3743a4aebfd09d7430545d50fe47ff93",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "1.0-3",
      "date": "2026-06-05T10:21:10.000Z",
      "commit": "2928b5e03d9df98d6b024c712cb85b65096107fe",
      "fileid": "f05fa27bf8b9a7d95cd99502c631ad2f1160bad3c74b967889dbea5d288090ac",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/objornstad/actions/runs/27009216876"
    }
  ]
}