{
  "_id": "6ad791add556c3a3418a7945",
  "Package": "atime",
  "Type": "Package",
  "Title": "Asymptotic Timing",
  "Version": "2026.10.8",
  "Authors@R": "c(\nperson(\"Toby\", \"Hocking\",\nemail=\"toby.hocking@r-project.org\",\nrole=c(\"aut\", \"cre\"),\ncomment = c(ORCID=\"0000-0002-3146-0865\"))\n)",
  "Description": "Computing and visualizing comparative asymptotic timings\nof different algorithms and code versions. Also includes\nfunctionality for comparing empirical timings with expected\nreferences such as linear or quadratic,\n<https://en.wikipedia.org/wiki/Asymptotic_computational_complexity>\nAlso includes functionality for measuring asymptotic memory and\nother quantities.",
  "License": "GPL-3",
  "URL": "https://github.com/tdhock/atime, https://atime-docs.netlify.app",
  "BugReports": "https://github.com/tdhock/atime/issues",
  "VignetteBuilder": "litedown",
  "Config/pak/sysreqs": "git libgit2-dev libssl-dev",
  "Repository": "https://tdhock.r-universe.dev",
  "Date/Publication": "2026-10-20 13:04:30 UTC",
  "RemoteUrl": "https://github.com/tdhock/atime",
  "RemoteRef": "HEAD",
  "RemoteSha": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-10-20 15:47:32 UTC",
    "User": "root"
  },
  "Author": "Toby Hocking [aut, cre] (ORCID:\n<https://orcid.org/0000-0002-3146-0865>)",
  "Maintainer": "Toby Hocking <toby.hocking@r-project.org>",
  "_user": "tdhock",
  "_type": "src",
  "_file": "atime_2026.10.8.tar.gz",
  "_fileid": "https://r2.ropensci.org/0c5bf559bb5f82a62a1e0c6440c266062d8e0e913216a510c205bdec02e26835",
  "_filesize": 2227621,
  "_sha256": "0c5bf559bb5f82a62a1e0c6440c266062d8e0e913216a510c205bdec02e26835",
  "_expires": "2027-01-28T16:07:07.000Z",
  "_created": "2026-10-20T15:47:32.000Z",
  "_published": "2026-10-20T16:07:09.252Z",
  "_upstream": "https://github.com/tdhock/atime",
  "_status": "success",
  "_maintainer": {
    "name": "Toby Hocking",
    "email": "toby.hocking@r-project.org",
    "login": "tdhock",
    "orcid": "0000-0002-3146-0865",
    "description": "",
    "uuid": 932850
  },
  "_jobs": [
    {
      "job": 118728025413,
      "time": 360,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "ERROR",
      "artifact": "12279562390"
    },
    {
      "job": 118728024932,
      "time": 527,
      "config": "linux-release-x86_64",
      "r": "4.6.1",
      "check": "ERROR",
      "artifact": "12279153211"
    },
    {
      "job": 118728025034,
      "time": 350,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "ERROR",
      "artifact": "12280330136"
    },
    {
      "job": 118728025058,
      "time": 469,
      "config": "macos-release-arm64",
      "r": "4.6.1",
      "check": "ERROR",
      "artifact": "12279831446"
    },
    {
      "job": 118723933318,
      "time": 461,
      "config": "source",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12279032113"
    },
    {
      "job": 118728025022,
      "time": 298,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "12277649366"
    },
    {
      "job": 118728025117,
      "time": 491,
      "config": "windows-devel-x86_64",
      "r": "4.7.0",
      "check": "ERROR",
      "artifact": "12278373750"
    },
    {
      "job": 118728025119,
      "time": 379,
      "config": "windows-oldrel-x86_64",
      "r": "4.5.3",
      "check": "ERROR",
      "artifact": "12277849206"
    },
    {
      "job": 118728024916,
      "time": 464,
      "config": "windows-release-x86_64",
      "r": "4.6.1",
      "check": "ERROR",
      "artifact": "12278648719"
    }
  ],
  "_buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495",
  "_commit": {
    "id": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
    "author": "Toby Dylan Hocking <toby.hocking@r-project.org>",
    "committer": "Toby Dylan Hocking <toby.hocking@r-project.org>",
    "message": "compare w paper\n",
    "time": 1792501470
  },
  "_distro": "resolute",
  "_host": "GitHub-Actions",
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 3.5.0",
      "role": "Depends"
    },
    {
      "package": "data.table",
      "role": "Imports"
    },
    {
      "package": "bench",
      "role": "Imports"
    },
    {
      "package": "lattice",
      "role": "Imports"
    },
    {
      "package": "gert",
      "role": "Imports"
    },
    {
      "package": "utils",
      "role": "Imports"
    },
    {
      "package": "stats",
      "role": "Imports"
    },
    {
      "package": "grDevices",
      "role": "Imports"
    },
    {
      "package": "directlabels",
      "role": "Suggests"
    },
    {
      "package": "ggplot2",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "role": "Suggests"
    },
    {
      "package": "stringi",
      "role": "Suggests"
    },
    {
      "package": "re2",
      "role": "Suggests"
    },
    {
      "package": "binsegRcpp",
      "role": "Suggests"
    },
    {
      "package": "grates",
      "role": "Suggests"
    },
    {
      "package": "fastymd",
      "role": "Suggests"
    },
    {
      "package": "wbs",
      "role": "Suggests"
    },
    {
      "package": "changepoint",
      "role": "Suggests"
    },
    {
      "package": "LOPART",
      "role": "Suggests"
    },
    {
      "package": "PeakSegDisk",
      "role": "Suggests"
    },
    {
      "package": "callr",
      "role": "Suggests"
    },
    {
      "package": "readr",
      "role": "Suggests"
    },
    {
      "package": "dplyr",
      "role": "Suggests"
    },
    {
      "package": "tidyr",
      "role": "Suggests"
    },
    {
      "package": "nc",
      "role": "Suggests"
    },
    {
      "package": "RColorBrewer",
      "role": "Suggests"
    },
    {
      "package": "Matrix",
      "role": "Suggests"
    },
    {
      "package": "litedown",
      "role": "Suggests"
    }
  ],
  "_owner": "tdhock",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
    {
      "week": "2026-14",
      "n": 3
    },
    {
      "week": "2026-20",
      "n": 1
    },
    {
      "week": "2026-21",
      "n": 2
    },
    {
      "week": "2026-22",
      "n": 7
    },
    {
      "week": "2026-24",
      "n": 2
    },
    {
      "week": "2026-38",
      "n": 5
    },
    {
      "week": "2026-39",
      "n": 1
    },
    {
      "week": "2026-41",
      "n": 4
    },
    {
      "week": "2026-43",
      "n": 2
    }
  ],
  "_tags": [],
  "_stars": 10,
  "_contributors": [
    {
      "user": "tdhock",
      "count": 419,
      "uuid": 932850
    },
    {
      "user": "dorisamoakohene",
      "count": 3,
      "uuid": 143125519
    },
    {
      "user": "anirban166",
      "count": 1,
      "uuid": 30123691
    },
    {
      "user": "michaelchirico",
      "count": 1,
      "uuid": 7606389
    }
  ],
  "_userbio": {
    "uuid": 932850,
    "type": "user",
    "name": "Toby Dylan Hocking",
    "followers": 435
  },
  "_downloads": {
    "count": 747,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/atime"
  },
  "_devurl": "https://github.com/tdhock/atime",
  "_searchresults": 86,
  "_rbuild": "4.6.1",
  "_assets": [
    "extra/atime.html",
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/manual.pdf",
    "extra/NEWS.html",
    "extra/NEWS.txt"
  ],
  "_homeurl": "https://github.com/tdhock/atime",
  "_realowner": "tdhock",
  "_cranurl": true,
  "_releases": [
    {
      "version": "2022.8.25",
      "date": "2022-08-27"
    },
    {
      "version": "2022.9.16",
      "date": "2022-09-19"
    },
    {
      "version": "2023.3.30",
      "date": "2023-03-31"
    },
    {
      "version": "2023.3.31",
      "date": "2023-04-03"
    },
    {
      "version": "2024.1.24",
      "date": "2024-01-24"
    },
    {
      "version": "2024.1.31",
      "date": "2024-02-01"
    },
    {
      "version": "2024.3.5",
      "date": "2024-03-08"
    },
    {
      "version": "2024.4.12",
      "date": "2024-04-13"
    },
    {
      "version": "2024.4.17",
      "date": "2024-04-22"
    },
    {
      "version": "2024.4.23",
      "date": "2024-04-29"
    },
    {
      "version": "2024.9.25",
      "date": "2024-09-27"
    },
    {
      "version": "2024.10.3",
      "date": "2024-10-04"
    },
    {
      "version": "2024.10.5",
      "date": "2024-10-11"
    },
    {
      "version": "2024.11.15",
      "date": "2024-11-18"
    },
    {
      "version": "2024.11.19",
      "date": "2024-11-26"
    },
    {
      "version": "2024.11.29",
      "date": "2024-12-02"
    },
    {
      "version": "2025.1.21",
      "date": "2025-01-21"
    },
    {
      "version": "2025.4.1",
      "date": "2025-04-09"
    },
    {
      "version": "2025.5.12",
      "date": "2025-05-20"
    },
    {
      "version": "2025.5.24",
      "date": "2025-05-27"
    },
    {
      "version": "2025.9.30",
      "date": "2025-10-21"
    },
    {
      "version": "2026.4.2",
      "date": "2026-04-04"
    },
    {
      "version": "2026.9.17",
      "date": "2026-09-17"
    }
  ],
  "_exports": [
    "atime",
    "atime_grid",
    "atime_pkg",
    "atime_pkg_test_info",
    "atime_test",
    "atime_test_list",
    "atime_versions",
    "atime_versions_exprs",
    "atime_versions_remove",
    "glob_find_replace",
    "R_CMD_INSTALL",
    "references_best"
  ],
  "_datasets": [
    {
      "name": "issue107",
      "title": "atime result for issue 107",
      "object": "issue107",
      "file": "issue107.RData",
      "class": [
        "atime"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "issue109",
      "title": "atime results for issue 109",
      "object": "issue109",
      "file": "issue109.RData",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    }
  ],
  "_help": [
    {
      "page": "atime",
      "title": "Asymptotic timing",
      "topics": [
        "atime"
      ]
    },
    {
      "page": "atime_grid",
      "title": "Asymptotic timing grid",
      "topics": [
        "atime_grid"
      ]
    },
    {
      "page": "atime_pkg",
      "title": "Asymptotic timing package tests",
      "topics": [
        "atime_pkg",
        "atime_pkg_test_info"
      ]
    },
    {
      "page": "atime_test",
      "title": "Define an atime performance test",
      "topics": [
        "atime_test"
      ]
    },
    {
      "page": "atime_test_list",
      "title": "Define an atime performance test list",
      "topics": [
        "atime_test_list"
      ]
    },
    {
      "page": "atime_versions",
      "title": "Asymptotic timing of git versions",
      "topics": [
        "atime_versions"
      ]
    },
    {
      "page": "atime_versions_exprs",
      "title": "Create expressions for different git versions",
      "topics": [
        "atime_versions_exprs"
      ]
    },
    {
      "page": "atime_versions_remove",
      "title": "Remove packages installed by atime",
      "topics": [
        "atime_versions_remove"
      ]
    },
    {
      "page": "glob_find_replace",
      "title": "Find and replace within files",
      "topics": [
        "glob_find_replace"
      ]
    },
    {
      "page": "issue107",
      "title": "atime result for issue 107",
      "topics": [
        "issue107"
      ]
    },
    {
      "page": "issue109",
      "title": "atime results for issue 109",
      "topics": [
        "issue109"
      ]
    },
    {
      "page": "R_CMD_INSTALL",
      "title": "Run R CMD INSTALL",
      "topics": [
        "R_CMD_INSTALL"
      ]
    },
    {
      "page": "references_best",
      "title": "Best references",
      "topics": [
        "references_best"
      ]
    }
  ],
  "_rundeps": [
    "askpass",
    "bench",
    "cli",
    "credentials",
    "curl",
    "data.table",
    "gert",
    "glue",
    "jsonlite",
    "lattice",
    "lifecycle",
    "magrittr",
    "openssl",
    "pillar",
    "pkgconfig",
    "profmem",
    "rlang",
    "rstudioapi",
    "sys",
    "tibble",
    "utf8",
    "vctrs",
    "zip"
  ],
  "_vignettes": [
    {
      "source": "Custom_Plots.Rmd",
      "filename": "Custom_Plots.html",
      "title": "Custom Plots",
      "engine": "litedown::vignette",
      "headings": [],
      "created": "2023-03-31 05:27:59",
      "modified": "2026-09-17 14:31:52",
      "commits": 5
    },
    {
      "source": "Custom_References.Rmd",
      "filename": "Custom_References.html",
      "title": "Custom References",
      "engine": "litedown::vignette",
      "headings": [
        "Asymptotic time/memory measurement of different R expressions",
        "predict method",
        "Custom asymptotic references",
        "Exercises for the reader"
      ],
      "created": "2023-03-31 05:27:59",
      "modified": "2026-09-17 14:31:52",
      "commits": 7
    },
    {
      "source": "Custom_Units.Rmd",
      "filename": "Custom_Units.html",
      "title": "Custom Units",
      "engine": "litedown::vignette",
      "headings": [
        "Simple regex example",
        "Dynamic programming algorithms for change-point detection"
      ],
      "created": "2023-03-31 05:05:33",
      "modified": "2026-05-30 00:39:35",
      "commits": 6
    },
    {
      "source": "cum_median.Rmd",
      "filename": "cum_median.html",
      "title": "Example: cumulative median",
      "engine": "litedown::vignette",
      "headings": [],
      "created": "2022-07-19 21:55:16",
      "modified": "2025-09-30 18:26:38",
      "commits": 9
    },
    {
      "source": "regex.Rmd",
      "filename": "regex.html",
      "title": "Example: regular expressions",
      "engine": "litedown::vignette",
      "headings": [
        "Interpolate at seconds.limit using predict method",
        "atime_grid to compare different engines"
      ],
      "created": "2022-07-14 05:15:34",
      "modified": "2025-10-02 00:31:41",
      "commits": 14
    },
    {
      "source": "sparse.Rmd",
      "filename": "sparse.html",
      "title": "Example: sparse matrices",
      "engine": "litedown::vignette",
      "headings": [
        "Allocation and length",
        "Comparison with bench::press",
        "Complexity class estimation with atime",
        "Matrix Multiplication, 90% sparsity",
        "Matrix multiplication, linear number of non-zeros",
        "Matrix multiplication, linear and quadratic number of non-zeros",
        "Conclusion"
      ],
      "created": "2024-11-06 04:29:39",
      "modified": "2026-05-30 00:39:35",
      "commits": 8
    }
  ],
  "_score": 7.144013465786199,
  "_indexed": true,
  "_nocasepkg": "atime",
  "_universes": [
    "tdhock"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "2026.10.8",
      "date": "2026-10-20T15:49:47.000Z",
      "distro": "resolute",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/286acbe3b50031e6777b2e226a95b728b69d2629bf3904f7fc55947c9e6e2271",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "2026.10.8",
      "date": "2026-10-20T15:52:43.000Z",
      "distro": "resolute",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/f8e48de0dee03a08748f943016865bae63c76bab398b0a3e845fa4b2d57a25ee",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "2026.10.8",
      "date": "2026-10-20T16:00:25.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/bbbc12c0abf30ffd816aea2f04a3ed42e6d9b84f7180befa79291b744c6fc58b",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "2026.10.8",
      "date": "2026-10-20T16:01:07.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/6618ac495eddbd13f10245340b1ab10bd174a4e1647afedb6cde648fb93a106b",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "2026.10.8",
      "date": "2026-10-20T15:52:55.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/e808b612b63c9127c7895589f6f590582663196d87d403e2abe0fa7b39e62a5a",
      "status": "success",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "2026.10.8",
      "date": "2026-10-20T15:48:51.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/2a626d0b7aa39bb26300b89b806a8b5f1214c3238d606fe333f099dee8306e36",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "2026.10.8",
      "date": "2026-10-20T15:49:10.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/4f6032fe6b0896d2bf389fa629085fa5d3a267bbb30f4e2ce6547ce91f9341e9",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    },
    {
      "r": "4.6.1",
      "os": "win",
      "version": "2026.10.8",
      "date": "2026-10-20T15:51:05.000Z",
      "commit": "c57a87ab40af7b7966faf6056f2134803f7b9a76",
      "fileid": "https://r2.ropensci.org/39879ebf1ac34621b83b910cddee91dbb92502009a5d96818d5a6ef8357b5f2d",
      "status": "failure",
      "check": "ERROR",
      "buildurl": "https://github.com/r-universe/tdhock/actions/runs/39450516495"
    }
  ]
}