{
  "_id": "6a25222f4b233be1983912fc",
  "Package": "secrlinear",
  "Type": "Package",
  "Title": "Spatially Explicit Capture-Recapture for Linear Habitats",
  "Version": "1.2.5",
  "VignetteBuilder": "knitr",
  "Date": "2026-01-09",
  "Authors@R": "person(given = \"Murray\",\nfamily = \"Efford\",\nrole = c(\"aut\", \"cre\"),\nemail = \"murray.efford@otago.ac.nz\",\ncomment = c(ORCID = \"0000-0001-5231-5184\"))",
  "Maintainer": "Murray Efford <murray.efford@otago.ac.nz>",
  "Description": "Tools for spatially explicit capture-recapture analysis of\nanimal populations in linear habitats, extending package\n'secr'.",
  "License": "GPL (>=2)",
  "LazyData": "yes",
  "URL": "https://www.otago.ac.nz/density/,\nhttps://github.com/MurrayEfford/secrlinear/",
  "Config/pak/sysreqs": "libabsl-dev cmake libgdal-dev gdal-bin libgeos-dev\nlibglpk-dev make libicu-dev libxml2-dev libssl-dev libproj-dev\nlibsqlite3-dev libudunits2-dev",
  "Repository": "https://murrayefford.r-universe.dev",
  "Date/Publication": "2026-01-08 21:13:48 UTC",
  "RemoteUrl": "https://github.com/MurrayEfford/secrlinear",
  "RemoteRef": "HEAD",
  "RemoteSha": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-06-07 07:42:29 UTC",
    "User": "root"
  },
  "Author": "Murray Efford [aut, cre] (ORCID:\n<https://orcid.org/0000-0001-5231-5184>)",
  "MD5sum": "00f638077a9bef202beed8eceb92fb53",
  "_user": "murrayefford",
  "_type": "src",
  "_file": "secrlinear_1.2.5.tar.gz",
  "_fileid": "8216c62fa7e9665b54076927c051e8e9f9833abf14bd8c44573646593ee0e454",
  "_filesize": 669041,
  "_sha256": "8216c62fa7e9665b54076927c051e8e9f9833abf14bd8c44573646593ee0e454",
  "_created": "2026-06-07T07:42:29.000Z",
  "_published": "2026-06-07T07:47:59.071Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 79941723387,
      "time": 279,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7462042391"
    },
    {
      "job": 79941723366,
      "time": 275,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462041898"
    },
    {
      "job": 79941723460,
      "time": 164,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7462028158"
    },
    {
      "job": 79941723385,
      "time": 158,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462027654"
    },
    {
      "job": 79941461965,
      "time": 270,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462007010"
    },
    {
      "job": 79941723357,
      "time": 149,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462026184"
    },
    {
      "job": 79941723397,
      "time": 245,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7462038184"
    },
    {
      "job": 79941723404,
      "time": 237,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7462037256"
    },
    {
      "job": 79941723380,
      "time": 273,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462041757"
    }
  ],
  "_buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/MurrayEfford/secrlinear",
  "_commit": {
    "id": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
    "author": "MurrayEfford <murray.efford@otago.ac.nz>",
    "committer": "MurrayEfford <murray.efford@otago.ac.nz>",
    "message": "refer r-universe\n",
    "time": 1767906828
  },
  "_maintainer": {
    "name": "Murray Efford",
    "email": "murray.efford@otago.ac.nz",
    "login": "murrayefford",
    "description": "",
    "uuid": 8920894,
    "orcid": "0000-0001-5231-5184"
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 3.5.0",
      "role": "Depends"
    },
    {
      "package": "secr",
      "version": ">= 3.0.1",
      "role": "Depends"
    },
    {
      "package": "MASS",
      "role": "Imports"
    },
    {
      "package": "methods",
      "role": "Imports"
    },
    {
      "package": "sp",
      "role": "Imports"
    },
    {
      "package": "igraph",
      "role": "Imports"
    },
    {
      "package": "sf",
      "role": "Imports"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "rmarkdown",
      "role": "Suggests"
    },
    {
      "package": "secrdesign",
      "role": "Suggests"
    },
    {
      "package": "spatstat",
      "version": ">= 3.0-2",
      "role": "Suggests"
    },
    {
      "package": "spatstat.geom",
      "role": "Suggests"
    },
    {
      "package": "spatstat.linnet",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "role": "Suggests"
    }
  ],
  "_owner": "murrayefford",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
    {
      "week": "2025-31",
      "n": 1
    },
    {
      "week": "2025-47",
      "n": 1
    },
    {
      "week": "2026-02",
      "n": 3
    }
  ],
  "_tags": [],
  "_stars": 0,
  "_contributors": [
    {
      "user": "murrayefford",
      "count": 51,
      "uuid": 8920894
    }
  ],
  "_userbio": {
    "uuid": 8920894,
    "type": "user",
    "name": "MurrayEfford"
  },
  "_downloads": {
    "count": 535,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/secrlinear"
  },
  "_devurl": "https://github.com/murrayefford/secrlinear",
  "_searchresults": 29,
  "_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/readme.html",
    "extra/readme.md",
    "extra/secrlinear.html",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/murrayefford/secrlinear",
  "_realowner": "murrayefford",
  "_cranurl": true,
  "_releases": [
    {
      "version": "1.0.3",
      "date": "2014-12-02"
    },
    {
      "version": "1.0.4",
      "date": "2014-12-08"
    },
    {
      "version": "1.0.5",
      "date": "2015-01-11"
    },
    {
      "version": "1.1.0",
      "date": "2017-05-03"
    },
    {
      "version": "1.1.1",
      "date": "2017-12-12"
    },
    {
      "version": "1.1.4",
      "date": "2021-05-04"
    },
    {
      "version": "1.2.1",
      "date": "2023-05-19"
    },
    {
      "version": "1.2.2",
      "date": "2023-10-17"
    },
    {
      "version": "1.2.4",
      "date": "2024-10-22"
    },
    {
      "version": "1.2.5",
      "date": "2026-01-09"
    }
  ],
  "_exports": [
    "addedges",
    "asgraph",
    "branched",
    "checkmoves",
    "cleanskips",
    "clipmask",
    "deleteedges",
    "getLineID",
    "linearkd",
    "make.line",
    "make.sldf",
    "networkdistance",
    "read.linearmask",
    "replot",
    "showedges",
    "showpath",
    "sim.linearpopn",
    "snapPointsToLinearMask"
  ],
  "_datasets": [
    {
      "name": "arvicola",
      "title": "Water Vole Capture Dataset",
      "object": "arvicola",
      "class": [
        "capthist"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "glymemask",
      "title": "Linear Mask for Water Vole Dataset",
      "object": "glymemask",
      "class": [
        "linearmask",
        "mask",
        "data.frame"
      ],
      "fields": [
        "x",
        "y"
      ],
      "rows": 326,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "secrlinear-package",
      "title": "Spatially Explicit Capture-Recapture for Linear Habitats",
      "topics": [
        "secrlinear-package",
        "secrlinear"
      ]
    },
    {
      "page": "arvicola",
      "title": "Water Vole Capture Dataset",
      "topics": [
        "arvicola"
      ]
    },
    {
      "page": "checkmoves",
      "title": "Check Movements",
      "topics": [
        "checkmoves"
      ]
    },
    {
      "page": "clipmask",
      "title": "Drop Points Distant From Detectors",
      "topics": [
        "clipmask"
      ]
    },
    {
      "page": "edges",
      "title": "Interactive Edge Edit",
      "topics": [
        "addedges",
        "cleanskips",
        "deleteedges",
        "edges",
        "replot",
        "showedges"
      ]
    },
    {
      "page": "glymemask",
      "title": "Linear Mask for Water Vole Dataset",
      "topics": [
        "glymemask"
      ]
    },
    {
      "page": "linearkd",
      "title": "Kernel Density on Linear Network",
      "topics": [
        "linearkd"
      ]
    },
    {
      "page": "linearmask.object",
      "title": "Description of Linear Mask Objects",
      "topics": [
        "linearmask"
      ]
    },
    {
      "page": "linearpopn.object",
      "title": "Description of Linear Population Objects",
      "topics": [
        "linearpopn"
      ]
    },
    {
      "page": "make.line",
      "title": "Linear Detector Array",
      "topics": [
        "make.line"
      ]
    },
    {
      "page": "networkdistance",
      "title": "Network Distances",
      "topics": [
        "networkdistance"
      ]
    },
    {
      "page": "plotmethods",
      "title": "Plot Methods for linearmask and linearpopn objects",
      "topics": [
        "plot.linearmask",
        "plot.linearpopn"
      ]
    },
    {
      "page": "rbind.linearmask",
      "title": "Combine linearmask Objects",
      "topics": [
        "rbind.linearmask"
      ]
    },
    {
      "page": "read.linearmask",
      "title": "Import Linear Habitat Mask",
      "topics": [
        "read.linearmask"
      ]
    },
    {
      "page": "showpath",
      "title": "Display Shortest Path",
      "topics": [
        "showpath"
      ]
    },
    {
      "page": "Silverstream",
      "title": "Silverstream River Centrelines",
      "topics": [
        "Silverstream"
      ]
    },
    {
      "page": "sim.linearpopn",
      "title": "Simulate Animals on Lines",
      "topics": [
        "sim.linearpopn"
      ]
    },
    {
      "page": "subset.linearmask",
      "title": "Select Part of linearmask Object",
      "topics": [
        "subset.linearmask"
      ]
    },
    {
      "page": "utility",
      "title": "Utility Functions",
      "topics": [
        "asgraph",
        "branched",
        "getLineID",
        "make.sldf",
        "snapPointsToLinearMask"
      ]
    }
  ],
  "_readme": "https://github.com/MurrayEfford/secrlinear/raw/HEAD/README.md",
  "_rundeps": [
    "abind",
    "BH",
    "class",
    "classInt",
    "cli",
    "cpp11",
    "DBI",
    "e1071",
    "glue",
    "igraph",
    "KernSmooth",
    "lattice",
    "lifecycle",
    "magrittr",
    "MASS",
    "Matrix",
    "mgcv",
    "mvtnorm",
    "nlme",
    "pkgconfig",
    "proxy",
    "raster",
    "Rcpp",
    "RcppEigen",
    "RcppNumerical",
    "RcppParallel",
    "rlang",
    "s2",
    "secr",
    "secrfunc",
    "sf",
    "sp",
    "stringi",
    "stringr",
    "terra",
    "units",
    "vctrs",
    "wk"
  ],
  "_vignettes": [
    {
      "source": "secrlinear-vignette.Rmd",
      "filename": "secrlinear-vignette.html",
      "title": "secrlinear - spatially explicit capture--recapture for linear habitats",
      "author": "Murray Efford",
      "engine": "knitr::rmarkdown",
      "headings": [
        "Introductory example",
        "Linear habitat masks",
        "Input from a polyline shapefile",
        "Input from a SpatialLinesDataFrame",
        "Input from a dataframe of coordinates",
        "Input from a text file of coordinates",
        "Network distance",
        "Detector layouts",
        "Simulating detection data",
        "Model fitting",
        "Advanced topics",
        "Population size and effective sampling area",
        "Linear habitat covariates",
        "Discontinuities and traversable non-habitat",
        "Linear home-range size",
        "Evaluating study designs",
        "Limitations, tips and troubleshooting",
        "References",
        "Appendix. Extended water vole example."
      ],
      "created": "2022-11-10 22:54:54",
      "modified": "2024-10-22 01:59:50",
      "commits": 7
    }
  ],
  "_score": 4.638489256954638,
  "_indexed": true,
  "_nocasepkg": "secrlinear",
  "_universes": [
    "murrayefford"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.2.5",
      "date": "2026-06-07T07:45:22.000Z",
      "distro": "noble",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "6270c55de39f0ab9050b4766c8374e545d68d7d7323e461f8f5a9f095ca8befe",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.2.5",
      "date": "2026-06-07T07:45:27.000Z",
      "distro": "noble",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "35cd12e8ca84354f6e7cd29ba974944146e36d21286526cf74b7269a3e012166",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.2.5",
      "date": "2026-06-07T07:44:26.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "b0442ba715f42582b5cbe525311265d551d0578e33abc2dd8e06e478653483ce",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "1.2.5",
      "date": "2026-06-07T07:44:24.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "1e91d1f1d27e55dbe282e58df7e3ae9beffde47a4fba75463ae0a49a43a6cac0",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.2.5",
      "date": "2026-06-07T07:45:30.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "4e32be478370268963a7f2255fa9d3e3c39005880afabe25dd00e187a43892a6",
      "status": "success",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "1.2.5",
      "date": "2026-06-07T07:44:34.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "b4a3b61d80829b939765a42747960916d15bd1c4280bad24f2a152cdda19ede3",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "1.2.5",
      "date": "2026-06-07T07:44:27.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "2245b1b79f70054069104402d0a931dda674c7366663ea784463a408b5b07068",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "1.2.5",
      "date": "2026-06-07T07:44:50.000Z",
      "commit": "b0b331ebdce565c46058ba5489afc402a8bc56eb",
      "fileid": "7395f95eb5155324857cef9f42af3b89fd3ddfb2e9a630484454a032096d261b",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/murrayefford/actions/runs/27086338070"
    }
  ]
}