{
  "_id": "6a19eac31d7bb097a09c6cd9",
  "Package": "bdsvd",
  "Type": "Package",
  "Title": "Block Structure Detection Using Singular Vectors",
  "Version": "1.2.1",
  "Authors@R": "c(\nperson(given = \"Jan O.\", family = \"Bauer\", email = \"j.bauer@vu.nl\", role = c(\"aut\", \"cre\"), comment = c(ORCID = \"0000-0001-7123-4507\")),\nperson(given = \"Ron\", family = \"Holzapfel\", email = \"\", role = \"aut\"))",
  "Maintainer": "Jan O. Bauer <j.bauer@vu.nl>",
  "Description": "Provides methods to perform block diagonal covariance\nmatrix detection using singular vectors ('BD-SVD'), which can\nbe extended to inherently sparse principal component analysis\n('IS-PCA'). The methods are described in Bauer (2025)\n<doi:10.1080/10618600.2024.2422985> and Bauer (2026)\n<doi:10.48550/arXiv.2510.03729>.",
  "License": "GPL (>= 2)",
  "Encoding": "UTF-8",
  "RoxygenNote": "7.3.2",
  "Config/testthat/edition": "3",
  "Repository": "https://janobauer.r-universe.dev",
  "Date/Publication": "2026-03-28 10:38:56 UTC",
  "RemoteUrl": "https://github.com/janobauer/bdsvd",
  "RemoteRef": "HEAD",
  "RemoteSha": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
  "NeedsCompilation": "yes",
  "Packaged": {
    "Date": "2026-05-29 19:31:07 UTC",
    "User": "root"
  },
  "Author": "Jan O. Bauer [aut, cre] (ORCID:\n<https://orcid.org/0000-0001-7123-4507>),\nRon Holzapfel [aut]",
  "MD5sum": "66a262fb552c767500117a8015645228",
  "_user": "janobauer",
  "_type": "src",
  "_file": "bdsvd_1.2.1.tar.gz",
  "_fileid": "aba4376bd2cb7a682414518c60967d4cb8652a6fe1f22919d540a30a4e0b19af",
  "_filesize": 204896,
  "_sha256": "aba4376bd2cb7a682414518c60967d4cb8652a6fe1f22919d540a30a4e0b19af",
  "_created": "2026-05-29T19:31:07.000Z",
  "_published": "2026-05-29T19:36:35.132Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 78572788530,
      "time": 150,
      "config": "linux-devel-arm64",
      "r": "4.7.0",
      "check": "NOTE",
      "artifact": "7299393171"
    },
    {
      "job": 78572788563,
      "time": 158,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "NOTE",
      "artifact": "7299395695"
    },
    {
      "job": 78572788691,
      "time": 148,
      "config": "linux-release-arm64",
      "r": "4.6.0",
      "check": "NOTE",
      "artifact": "7299392476"
    },
    {
      "job": 78572788655,
      "time": 154,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "NOTE",
      "artifact": "7299394602"
    },
    {
      "job": 78572788467,
      "time": 125,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "7299403362"
    },
    {
      "job": 78572788483,
      "time": 199,
      "config": "macos-oldrel-x86_64",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "7299433089"
    },
    {
      "job": 78572788499,
      "time": 100,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "NOTE",
      "artifact": "7299382902"
    },
    {
      "job": 78572788453,
      "time": 226,
      "config": "macos-release-x86_64",
      "r": "4.6.0",
      "check": "NOTE",
      "artifact": "7299434574"
    },
    {
      "job": 78572251878,
      "time": 200,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7299342711"
    },
    {
      "job": 78572788455,
      "time": 127,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7299386193"
    },
    {
      "job": 78572788498,
      "time": 158,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "NOTE",
      "artifact": "7299395867"
    },
    {
      "job": 78572788492,
      "time": 169,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "7299399090"
    },
    {
      "job": 78572788504,
      "time": 184,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "NOTE",
      "artifact": "7299403937"
    }
  ],
  "_buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/janobauer/bdsvd",
  "_commit": {
    "id": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
    "author": "JanOBauer <50666196+JanOBauer@users.noreply.github.com>",
    "committer": "JanOBauer <50666196+JanOBauer@users.noreply.github.com>",
    "message": "Rewrite performance critical code in Rcpp and implement IS-PCA\n",
    "time": 1774694336
  },
  "_maintainer": {
    "name": "Jan O. Bauer",
    "email": "j.bauer@vu.nl",
    "login": "janobauer",
    "description": "",
    "uuid": 50666196,
    "orcid": "0000-0001-7123-4507"
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "Rcpp",
      "role": "LinkingTo"
    },
    {
      "package": "RcppArmadillo",
      "role": "LinkingTo"
    },
    {
      "package": "irlba",
      "role": "Imports"
    },
    {
      "package": "matrixStats",
      "role": "Imports"
    },
    {
      "package": "Rcpp",
      "role": "Imports"
    },
    {
      "package": "stats",
      "role": "Imports"
    },
    {
      "package": "cvCovEst",
      "role": "Suggests"
    },
    {
      "package": "glasso",
      "role": "Suggests"
    },
    {
      "package": "mvtnorm",
      "role": "Suggests"
    },
    {
      "package": "dslabs",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "version": ">= 3.0.0",
      "role": "Suggests"
    }
  ],
  "_owner": "janobauer",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
    {
      "week": "2026-13",
      "n": 2
    }
  ],
  "_tags": [],
  "_stars": 1,
  "_contributors": [
    {
      "user": "janobauer",
      "count": 18,
      "uuid": 50666196
    },
    {
      "user": "ronho",
      "count": 3,
      "uuid": 52852098
    }
  ],
  "_userbio": {
    "uuid": 50666196,
    "type": "user",
    "name": "JanOBauer"
  },
  "_downloads": {
    "count": 508,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/bdsvd"
  },
  "_devurl": "https://github.com/janobauer/bdsvd",
  "_searchresults": 0,
  "_topics": [
    "openblas",
    "cpp"
  ],
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/bdsvd.html",
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/janobauer/bdsvd",
  "_realowner": "janobauer",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1-0",
      "date": "2024-03-29"
    },
    {
      "version": "0.2.0",
      "date": "2024-07-06"
    },
    {
      "version": "0.2.1",
      "date": "2025-01-08"
    },
    {
      "version": "1.2.1",
      "date": "2026-03-26"
    }
  ],
  "_exports": [
    "bdsvd",
    "bdsvd.cov.sim",
    "bdsvd.ht",
    "bdsvd.structure",
    "cdm.pca",
    "detect.blocks",
    "ispca",
    "prmats",
    "single.bdsvd"
  ],
  "_help": [
    {
      "page": "bdsvd",
      "title": "Block Detection Using Singular Vectors (BD-SVD).",
      "topics": [
        "bdsvd"
      ]
    },
    {
      "page": "bdsvd.cov.sim",
      "title": "Covariance Matrix Simulation for BD-SVD",
      "topics": [
        "bdsvd.cov.sim"
      ]
    },
    {
      "page": "bdsvd.ht",
      "title": "Hyperparameter Tuning for BD-SVD",
      "topics": [
        "bdsvd.ht"
      ]
    },
    {
      "page": "bdsvd.structure",
      "title": "Data Matrix Structure According to the Detected Block Structure.",
      "topics": [
        "bdsvd.structure"
      ]
    },
    {
      "page": "cdm.pca",
      "title": "High Dimensional Principal Component Analysis",
      "topics": [
        "cdm.pca"
      ]
    },
    {
      "page": "detect.blocks",
      "title": "Block Detection",
      "topics": [
        "detect.blocks"
      ]
    },
    {
      "page": "ispca",
      "title": "Inherently Sparse Principal Component Analysis (IS-PCA).",
      "topics": [
        "ispca"
      ]
    },
    {
      "page": "prmats",
      "title": "Principal (Sub)Matrices",
      "topics": [
        "prmats"
      ]
    },
    {
      "page": "single.bdsvd",
      "title": "Single Iteration of Block Detection Using Singular Vectors (BD-SVD).",
      "topics": [
        "single.bdsvd"
      ]
    }
  ],
  "_readme": "https://github.com/janobauer/bdsvd/raw/HEAD/README.md",
  "_rundeps": [
    "irlba",
    "lattice",
    "Matrix",
    "matrixStats",
    "Rcpp",
    "RcppArmadillo"
  ],
  "_sysdeps": [
    {
      "shlib": "libblas",
      "package": "libopenblas0-pthread",
      "source": "openblas",
      "version": "0.3.26+ds-1ubuntu0.1",
      "name": "openblas",
      "homepage": "https://www.openblas.net/",
      "description": "Optimized BLAS (linear algebra) library (shared lib, pthread)"
    },
    {
      "shlib": "libstdc++",
      "package": "libstdc++6",
      "source": "gcc",
      "version": "14.2.0-4ubuntu2~24.04.1",
      "name": "c++",
      "homepage": "http://gcc.gnu.org/",
      "description": "GNU Standard C++ Library v3"
    }
  ],
  "_score": 2.6989700043360187,
  "_indexed": true,
  "_nocasepkg": "bdsvd",
  "_universes": [
    "janobauer"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:35.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "4b0ee5a35c092a79ae7aee6bbd0e29ced77cf085f9d9a23a93864d2fb5c3155d",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:40.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "dce1acfcecb20eff9feb4c2ff9de9e93d4ea8deac058a69b1f39e2eb00d97b69",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:33.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "f5ed7511cda5d6e5e08148d9ce5748a55fbad938576230728e8cc3748440fa63",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:37.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "848214032b5d12ac1c72a99dd18c24c51aa7eba3adfc1f4c33c02c1bea02a3ae",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.2.1",
      "date": "2026-05-29T19:34:09.000Z",
      "arch": "aarch64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "6714c3dc0f73905c7e2d944de2dbca4ad537b1d6f77d7e453a8f6a35af4cc0d8",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "1.2.1",
      "date": "2026-05-29T19:35:18.000Z",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "de0c12049cfe3e468e1d49352defbb21f927f31cc9112139c1279a1b1c283f1e",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:10.000Z",
      "arch": "aarch64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "5fec4e6a012a7ec52346dd93d9823a90570a732d9beef7f2730c8ce33c9bb5ee",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "1.2.1",
      "date": "2026-05-29T19:35:19.000Z",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "4f3ea7a8c9645d7742ea2c3ca282212a83afdb58177248586d5234043fc7ebb9",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:37.000Z",
      "arch": "emscripten",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "9a02f10e99a771fd683d26a175550da24cf653125282d9b57365db13390e26d5",
      "status": "success",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:09.000Z",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "6af5e24534c60960324d71c683c5f187162e49cc7c67d9aa9384feedfb25e637",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:16.000Z",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "75519590e1b99cf015aee17eb1ca73245b238bdb958e1896596c91c413727a0f",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "1.2.1",
      "date": "2026-05-29T19:33:22.000Z",
      "arch": "x86_64",
      "commit": "99f4f65d45f985452904ef5f61ff99ffe8a8cb83",
      "fileid": "6b3efdc7f89dd08c9c1a45a3fb149a5976578a40bf6fb499c05cedc7dbf329ba",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/janobauer/actions/runs/26657746896"
    }
  ]
}