{
  "_id": "6a200b88b401979e7344773a",
  "Package": "tdaunif",
  "Title": "Uniform Manifold Samplers for Topological Data Analysis",
  "Version": "0.2.0",
  "Authors@R": "c(\nperson(\"Jason Cory\", \"Brunson\", email = \"cornelioid@gmail.com\", role = c(\"aut\", \"cre\")),\nperson(\"Brandon\", \"Demkowicz\", email = \"brandondemkowicz@gmail.com\", role = \"aut\"),\nperson(\"Sanmati\", \"Choudhary\", email = \"20choudharysa@fpsct.org\", role = \"aut\"),\nperson(\"Barry W.\", \"Brunson\", role = \"ctb\")\n)",
  "Description": "Uniform random samples from simple manifolds, sometimes\nwith noise, are commonly used to test topological data analytic\n(TDA) tools. This package includes samplers powered by two\ntechniques: analytic volume-preserving parameterizations, as\nemployed by Arvo (1995) <doi:10.1145/218380.218500>, and\nrejection sampling, as employed by Diaconis, Holmes, and\nShahshahani (2013) <doi:10.1214/12-IMSCOLL1006>.",
  "License": "GPL-3",
  "Encoding": "UTF-8",
  "URL": "https://tdaverse.github.io/tdaunif/",
  "BugReports": "https://github.com/tdaverse/tdaunif/issues",
  "VignetteBuilder": "knitr",
  "RoxygenNote": "7.3.1",
  "Roxygen": "list(markdown = TRUE)",
  "Repository": "https://tdaverse.r-universe.dev",
  "Date/Publication": "2024-06-17 17:08:50 UTC",
  "RemoteUrl": "https://github.com/tdaverse/tdaunif",
  "RemoteRef": "HEAD",
  "RemoteSha": "81812a04edb9de5244c3686299068e00d4088b43",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-06-03 11:07:25 UTC",
    "User": "root"
  },
  "Author": "Jason Cory Brunson [aut, cre],\nBrandon Demkowicz [aut],\nSanmati Choudhary [aut],\nBarry W. Brunson [ctb]",
  "Maintainer": "Jason Cory Brunson <cornelioid@gmail.com>",
  "MD5sum": "e87cacb5d3c9e5ef03656692ee5e7bbb",
  "_user": "tdaverse",
  "_type": "src",
  "_file": "tdaunif_0.2.0.tar.gz",
  "_fileid": "401d4fb313515818d47b4852fbd53104d63012a876e3026d7b38e718d271f0c9",
  "_filesize": 766450,
  "_sha256": "401d4fb313515818d47b4852fbd53104d63012a876e3026d7b38e718d271f0c9",
  "_created": "2026-06-03T11:07:25.000Z",
  "_published": "2026-06-03T11:10:00.914Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 79280016023,
      "time": 121,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7382897869"
    },
    {
      "job": 79280015946,
      "time": 114,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7382895575"
    },
    {
      "job": 79280015986,
      "time": 92,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7382887767"
    },
    {
      "job": 79280015877,
      "time": 81,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7382884458"
    },
    {
      "job": 79279575912,
      "time": 158,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7382856592"
    },
    {
      "job": 79280015909,
      "time": 94,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7382888369"
    },
    {
      "job": 79280015931,
      "time": 75,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7382882188"
    },
    {
      "job": 79280015917,
      "time": 66,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7382879342"
    },
    {
      "job": 79280015911,
      "time": 83,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7382884761"
    }
  ],
  "_buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/tdaverse/tdaunif",
  "_commit": {
    "id": "81812a04edb9de5244c3686299068e00d4088b43",
    "author": "Jason Cory Brunson <jason.brunson@medicine.ufl.edu>",
    "committer": "Jason Cory Brunson <jason.brunson@medicine.ufl.edu>",
    "message": "ignore cran-submission file on build\n",
    "time": 1718644130
  },
  "_maintainer": {
    "name": "Jason Cory Brunson",
    "email": "cornelioid@gmail.com",
    "login": "corybrunson",
    "mastodon": "@cornelioid@mastodon.social",
    "description": "Mathematician by training, data scientist by testing. Relatively new to pretty much everything.\n🇵🇸",
    "uuid": 7768027
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 4.1.0",
      "role": "Depends"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "rmarkdown",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "role": "Suggests"
    },
    {
      "package": "vdiffr",
      "version": ">= 0.2",
      "role": "Suggests"
    }
  ],
  "_owner": "tdaverse",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [],
  "_tags": [],
  "_topics": [
    "manifolds",
    "sampler",
    "tda",
    "topological-data-analysis",
    "topological-statistics"
  ],
  "_stars": 4,
  "_contributors": [
    {
      "user": "corybrunson",
      "count": 104,
      "uuid": 7768027
    },
    {
      "user": "20demkowiczbr",
      "count": 37,
      "uuid": 25755451
    },
    {
      "user": "20choudharysa",
      "count": 19,
      "uuid": 52421777
    },
    {
      "user": "rrrlw",
      "count": 1,
      "uuid": 6846515
    }
  ],
  "_userbio": {
    "uuid": 74478337,
    "type": "organization",
    "name": "tdaverse",
    "description": "an inceptive R package collection for computational topology and topological data analysis"
  },
  "_downloads": {
    "count": 143,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/tdaunif"
  },
  "_devurl": "https://github.com/tdaverse/tdaunif",
  "_pkgdown": "https://tdaverse.github.io/tdaunif/",
  "_searchresults": 12,
  "_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/tdaunif.html",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/tdaverse/tdaunif",
  "_realowner": "tdaverse",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1.0",
      "date": "2020-10-26"
    },
    {
      "version": "0.1.1",
      "date": "2023-09-10"
    },
    {
      "version": "0.2.0",
      "date": "2024-06-17"
    }
  ],
  "_exports": [
    "add_noise",
    "make_rejection_sampler",
    "sample_2hemisphere",
    "sample_2sphere",
    "sample_annulus",
    "sample_arch_spiral",
    "sample_circle",
    "sample_circles_interlocked",
    "sample_cylinder_elliptical",
    "sample_disk",
    "sample_ellipse",
    "sample_klein_flat",
    "sample_klein_tube",
    "sample_lemniscate_gerono",
    "sample_mobius_rotoid",
    "sample_projective_plane",
    "sample_sphere",
    "sample_strat_cube",
    "sample_strat_segment",
    "sample_strat_square",
    "sample_stratify",
    "sample_swiss_roll",
    "sample_tori_interlocked",
    "sample_torus_flat",
    "sample_torus_tube",
    "sample_trefoil",
    "sample_triangle_planar"
  ],
  "_help": [
    {
      "page": "annuli",
      "title": "Sample (with noise) from annuli",
      "topics": [
        "annuli",
        "disks",
        "sample_annulus",
        "sample_disk"
      ]
    },
    {
      "page": "arch-spirals",
      "title": "Sample (with noise) from archimedean spirals and swiss rolls",
      "topics": [
        "arch-spirals",
        "sample_arch_spiral",
        "sample_swiss_roll"
      ]
    },
    {
      "page": "circles",
      "title": "Sample (with noise) from circles",
      "topics": [
        "circles",
        "sample_circle",
        "sample_circles_interlocked"
      ]
    },
    {
      "page": "ellipses",
      "title": "Sample (with noise) from ellipses",
      "topics": [
        "ellipses",
        "sample_cylinder_elliptical",
        "sample_ellipse"
      ]
    },
    {
      "page": "klein-bottles",
      "title": "Sample (with noise) from Klein bottles",
      "topics": [
        "klein-bottles",
        "sample_klein_flat",
        "sample_klein_tube"
      ]
    },
    {
      "page": "lemniscates",
      "title": "Sample (with noise) from lemniscates (figure eights)",
      "topics": [
        "lemniscates",
        "sample_lemniscate_gerono"
      ]
    },
    {
      "page": "mobius-strips",
      "title": "Sample (with noise) from Möbius strips",
      "topics": [
        "mobius-strips",
        "sample_mobius_rotoid"
      ]
    },
    {
      "page": "noise",
      "title": "Add noise to a sample",
      "topics": [
        "add_noise",
        "noise"
      ]
    },
    {
      "page": "real-projective-planes",
      "title": "Sample (with noise) from real projective planes",
      "topics": [
        "real-projective-planes",
        "sample_projective_plane"
      ]
    },
    {
      "page": "rejection-samplers",
      "title": "Custom uniform rejection samplers",
      "topics": [
        "make_rejection_sampler",
        "rejection-samplers"
      ]
    },
    {
      "page": "sphere",
      "title": "Sample (with noise) from a sphere",
      "topics": [
        "sample_2hemisphere",
        "sample_2sphere",
        "sample_sphere",
        "sphere"
      ]
    },
    {
      "page": "stratified-samplers",
      "title": "Stratified sample of any unit dimensional space",
      "topics": [
        "sample_stratify",
        "sample_strat_cube",
        "sample_strat_segment",
        "sample_strat_square",
        "stratified-samplers"
      ]
    },
    {
      "page": "tdaunif",
      "title": "*tdaunif*: Uniform manifold samplers for topological data analysis",
      "topics": [
        "tdaunif-package",
        "tdaunif"
      ]
    },
    {
      "page": "tori",
      "title": "Sample (with noise) from tori",
      "topics": [
        "sample_tori_interlocked",
        "sample_torus_flat",
        "sample_torus_tube",
        "tori"
      ]
    },
    {
      "page": "trefoil",
      "title": "Sample (with noise) from trefoil knot",
      "topics": [
        "sample_trefoil",
        "trefoil"
      ]
    },
    {
      "page": "triangles",
      "title": "Sample (with noise) from planar triangles",
      "topics": [
        "sample_triangle_planar",
        "triangles"
      ]
    }
  ],
  "_readme": "https://github.com/tdaverse/tdaunif/raw/HEAD/README.md",
  "_rundeps": [],
  "_vignettes": [
    {
      "source": "tdaunif.rmd",
      "filename": "tdaunif.html",
      "title": "Uniform and Stratified Sampling from Manifolds in Euclidean Space",
      "author": "Cory Brunson",
      "engine": "knitr::rmarkdown",
      "headings": [
        "Set up",
        "Volume-preserving parameterizations",
        "Stratified sampling",
        "Rejection sampling",
        "Making custom samplers",
        "Set down"
      ],
      "created": "2020-09-19 19:32:01",
      "modified": "2024-05-29 23:28:51",
      "commits": 10
    }
  ],
  "_score": 4.857332496431269,
  "_indexed": true,
  "_nocasepkg": "tdaunif",
  "_universes": [
    "tdaverse",
    "corybrunson"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.2.0",
      "date": "2026-06-03T11:09:28.000Z",
      "distro": "noble",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "e02a5d343437a21f336653d0c6813df421784b0e213b8a074bb1049636a90042",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "0.2.0",
      "date": "2026-06-03T11:09:21.000Z",
      "distro": "noble",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "c61fbde16243d067b59ef6a648e9bb4843990711a3ed91d1c1e923968a2c53cd",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.2.0",
      "date": "2026-06-03T11:09:02.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "19a30c61ab6300e24b1cd7c09cd070a49c1cf9a730e9db32a1c496f5587fe20d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "0.2.0",
      "date": "2026-06-03T11:08:52.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "fc823d644ba12e93f92c1c01067cf071fc53e365e6ad01a1d9d0775c7b5854d4",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "0.2.0",
      "date": "2026-06-03T11:09:14.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "583c048cb20ff204a7c0275daa9ecaf329228fee97c16d7785a561ec2b367f2e",
      "status": "success",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.2.0",
      "date": "2026-06-03T11:08:37.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "715d515599b14b97838c108b08d8fdcec0dc6416e4dbd3aba2f986d25e3ed70b",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.2.0",
      "date": "2026-06-03T11:08:29.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "631cbf01c52237135f18d49ce1a9c3b43b0d0f4bf83f9bc616cc17af5ff3ff9b",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "0.2.0",
      "date": "2026-06-03T11:08:42.000Z",
      "commit": "81812a04edb9de5244c3686299068e00d4088b43",
      "fileid": "d9bfd069458c469a84d37eb63679315b9bad04fdbae23ad89caa497bc265cd4d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/tdaverse/actions/runs/26880654961"
    }
  ]
}