{
  "_id": "6a105a14acfb0bcc41ca3910",
  "Package": "dualtrees",
  "Title": "Decimated and Undecimated 2D Complex Dual-Tree Wavelet Transform",
  "Version": "0.1.5",
  "Authors@R": "c( person(\"Sebastian\", \"Buschow\", email = \"s6sebusc@uni-bonn.de\", role = c(\"aut\", \"cre\"), comment = c(ORCID = \"0000-0003-4750-361X\")),\nperson(\"Nick\", \"Kingsbury\", role = c(\"ctb\")),\nperson(\"Rich\", \"Wareham\", role = c(\"ctb\"))\n)",
  "Maintainer": "Sebastian Buschow <s6sebusc@uni-bonn.de>",
  "Description": "An implementation of the decimated two-dimensional complex\ndual-tree wavelet transform as described in Kingsbury (1999)\n<doi:10.1098/rsta.1999.0447> and Selesnick et al. (2005)\n<doi:10.1109/MSP.2005.1550194>. Also includes the undecimated\nversion and spectral bias correction described in Nelson et al.\n(2018) <doi:10.1007/s11222-017-9784-0>. The code is partly\nbased on the 'dtcwt' Python library.",
  "License": "MIT + file LICENSE",
  "Encoding": "UTF-8",
  "LazyData": "true",
  "RoxygenNote": "6.1.1",
  "Repository": "https://s6sebusc.r-universe.dev",
  "Date/Publication": "2023-10-04 09:34:38 UTC",
  "RemoteUrl": "https://github.com/s6sebusc/dualtrees",
  "RemoteRef": "HEAD",
  "RemoteSha": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
  "NeedsCompilation": "yes",
  "Packaged": {
    "Date": "2026-05-09 06:08:39 UTC",
    "User": "root"
  },
  "Author": "Sebastian Buschow [aut, cre] (ORCID:\n<https://orcid.org/0000-0003-4750-361X>),\nNick Kingsbury [ctb],\nRich Wareham [ctb]",
  "MD5sum": "bf539db75247d8624dc0b669b4f8441e",
  "_user": "s6sebusc",
  "_type": "src",
  "_file": "dualtrees_0.1.5.tar.gz",
  "_fileid": "585e9496f78074b26516e9020cd6b528d3f52a44db9aee1535ce77e7d170d9ac",
  "_filesize": 534561,
  "_sha256": "585e9496f78074b26516e9020cd6b528d3f52a44db9aee1535ce77e7d170d9ac",
  "_created": "2026-05-09T06:08:39.000Z",
  "_published": "2026-05-22T13:28:52.748Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 77389352409,
      "time": 121,
      "config": "linux-devel-arm64",
      "r": "4.7.0",
      "check": "WARNING",
      "artifact": "6893476300"
    },
    {
      "job": 77389352307,
      "time": 92,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "WARNING",
      "artifact": "6893473400"
    },
    {
      "job": 77389352344,
      "time": 99,
      "config": "linux-release-arm64",
      "r": "4.6.0",
      "check": "WARNING",
      "artifact": "6893474084"
    },
    {
      "job": 77389352511,
      "time": 107,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "WARNING",
      "artifact": "6893474885"
    },
    {
      "job": 77389352520,
      "time": 175,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "WARNING",
      "artifact": "6893479448"
    },
    {
      "job": 77389352582,
      "time": 248,
      "config": "macos-oldrel-x86_64",
      "r": "4.5.3",
      "check": "WARNING",
      "artifact": "6893486086"
    },
    {
      "job": 77389352465,
      "time": 152,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "WARNING",
      "artifact": "6893475553"
    },
    {
      "job": 77389352493,
      "time": 206,
      "config": "macos-release-x86_64",
      "r": "4.6.0",
      "check": "WARNING",
      "artifact": "6893482690"
    },
    {
      "job": 77389351907,
      "time": 127,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "6893463687"
    },
    {
      "job": 77389351620,
      "time": 86,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7161677369"
    },
    {
      "job": 77389352379,
      "time": 74,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "WARNING",
      "artifact": "6893471445"
    },
    {
      "job": 77389352708,
      "time": 85,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "WARNING",
      "artifact": "6893472584"
    },
    {
      "job": 77389352369,
      "time": 77,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "WARNING",
      "artifact": "6893471862"
    }
  ],
  "_buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/s6sebusc/dualtrees",
  "_commit": {
    "id": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
    "author": "Sebastian Buschow <s6sebusc@uni-bonn.de>",
    "committer": "Sebastian Buschow <s6sebusc@uni-bonn.de>",
    "message": "replaced DFLOAT by DBLE\n",
    "time": 1696412078
  },
  "_maintainer": {
    "name": "Sebastian Buschow",
    "email": "s6sebusc@uni-bonn.de",
    "login": "s6sebusc",
    "uuid": 49226935,
    "orcid": "0000-0003-4750-361X"
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 3.5.0",
      "role": "Depends"
    }
  ],
  "_owner": "s6sebusc",
  "_selfowned": true,
  "_usedby": 1,
  "_updates": [],
  "_tags": [],
  "_stars": 0,
  "_contributors": [
    {
      "user": "s6sebusc",
      "count": 22,
      "uuid": 49226935
    }
  ],
  "_userbio": {
    "uuid": 49226935,
    "type": "user",
    "name": "s6sebusc"
  },
  "_downloads": {
    "count": 222,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/dualtrees"
  },
  "_devurl": "https://github.com/s6sebusc/dualtrees",
  "_searchresults": 0,
  "_rbuild": "4.6.0",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/dualtrees.html",
    "extra/readme.html",
    "extra/readme.md",
    "manual.pdf"
  ],
  "_homeurl": "https://github.com/s6sebusc/dualtrees",
  "_realowner": "s6sebusc",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1.4",
      "date": "2020-03-04"
    },
    {
      "version": "0.1.5",
      "date": "2023-10-04"
    }
  ],
  "_exports": [
    "cen2uv",
    "cen2xy",
    "dt2cen",
    "dtcwt",
    "dtmean",
    "fld2dt",
    "get_en",
    "idtcwt",
    "pad",
    "period_bc",
    "put_in_mirror",
    "smooth_borders",
    "uvplot",
    "xy2cen"
  ],
  "_datasets": [
    {
      "name": "A_b",
      "title": "Bias correction matrices",
      "object": "A_b",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "A_b_bp",
      "title": "Bias correction matrices",
      "object": "A_b_bp",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "blossom",
      "title": "Two meteorologists in front of cherry blossoms",
      "object": "blossom",
      "class": [
        "matrix",
        "array"
      ],
      "fields": {},
      "rows": 256,
      "table": true,
      "tojson": true
    },
    {
      "name": "near_sym_b",
      "title": "filterbanks for the dtcwt",
      "object": "near_sym_b",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "near_sym_b_bp",
      "title": "filterbanks for the dtcwt",
      "object": "near_sym_b_bp",
      "class": [
        "list"
      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "qshift_b",
      "title": "filterbanks for the dtcwt",
      "object": "qshift_b",
      "class": [
        "list"
      ],
      "fields": [],
      "table": true,
      "tojson": true
    },
    {
      "name": "qshift_b_bp",
      "title": "filterbanks for the dtcwt",
      "object": "qshift_b_bp",
      "class": [
        "list"
      ],
      "fields": [],
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "A",
      "title": "Bias correction matrices",
      "topics": [
        "A",
        "A_b",
        "A_b_bp"
      ]
    },
    {
      "page": "blossom",
      "title": "Two meteorologists in front of cherry blossoms",
      "topics": [
        "blossom"
      ]
    },
    {
      "page": "boundaries",
      "title": "Various boundary conditions for the 2D wavelet transform.",
      "topics": [
        "boundaries",
        "pad",
        "period_bc",
        "put_in_mirror"
      ]
    },
    {
      "page": "cen_xy",
      "title": "xy <-> cen",
      "topics": [
        "cen2xy",
        "cen_xy",
        "xy2cen"
      ]
    },
    {
      "page": "cen2uv",
      "title": "centre to vector",
      "topics": [
        "cen2uv"
      ]
    },
    {
      "page": "dt2cen",
      "title": "centre of the DT-spectrum",
      "topics": [
        "dt2cen"
      ]
    },
    {
      "page": "dtmean",
      "title": "spatial mean spectrum",
      "topics": [
        "dtmean"
      ]
    },
    {
      "page": "dualtree-transform",
      "title": "The 2D forward and inverse dualtree complex wavelet transform",
      "topics": [
        "dtcwt",
        "dualtree-transform",
        "idtcwt"
      ]
    },
    {
      "page": "filterbanks",
      "title": "filterbanks for the dtcwt",
      "topics": [
        "filterbanks",
        "near_sym_b",
        "near_sym_b_bp",
        "qshift_b",
        "qshift_b_bp"
      ]
    },
    {
      "page": "fld2dt",
      "title": "transform a field into an array of spectral energies",
      "topics": [
        "fld2dt"
      ]
    },
    {
      "page": "get_en",
      "title": "get energy from the dualtree transform",
      "topics": [
        "get_en"
      ]
    },
    {
      "page": "smooth_borders",
      "title": "smoother borders",
      "topics": [
        "smooth_borders"
      ]
    },
    {
      "page": "uvplot",
      "title": "plot centre as vectors",
      "topics": [
        "uvplot"
      ]
    }
  ],
  "_readme": "https://github.com/s6sebusc/dualtrees/raw/HEAD/README.md",
  "_rundeps": [],
  "_score": 3.1760912590556813,
  "_indexed": true,
  "_nocasepkg": "dualtrees",
  "_universes": [
    "s6sebusc"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.1.5",
      "date": "2026-05-09T06:10:42.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "01a4c8d2bb67eeed308e76df0a7b3c152460dda9fc2890f0fc2e7a194ecf166a",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.1.5",
      "date": "2026-05-09T06:10:11.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "207ae554a9988a7cc511a96387b0df59f0e9c6e53d3f8f0dc1fd88958e1f8d12",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "0.1.5",
      "date": "2026-05-09T06:10:21.000Z",
      "distro": "noble",
      "arch": "aarch64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "16a75f1f0bacbab0011be1ad2dcea23845eda0da90835e1e0ede289cc01c5166",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "0.1.5",
      "date": "2026-05-09T06:10:26.000Z",
      "distro": "noble",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "be4656dee98193cc95c2e36be808479bd989f61b773e8de2036497d0d233c282",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.1.5",
      "date": "2026-05-09T06:11:10.000Z",
      "arch": "aarch64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "d65a2fc14b56ec0fa8b0a5b85bb838bb3c39b903cb84c19d6c07f07392e56797",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.1.5",
      "date": "2026-05-09T06:12:08.000Z",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "757fe672549435403599b33ac90eb4966cea767f7ded6852874b8088bfd11e7a",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "0.1.5",
      "date": "2026-05-09T06:10:30.000Z",
      "arch": "aarch64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "51c709b022b720a0a7682745ceffa5c2bbeee995a56848a0086da2207ba50a8c",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "0.1.5",
      "date": "2026-05-09T06:11:32.000Z",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "69da4a142a16f5444a264df74fc1d0d32bd805064735adfcc65da5f6645fff65",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.1.5",
      "date": "2026-05-09T06:09:43.000Z",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "26184bca21c7827e880a892e36a1f13b25c42c7c7c758a69178e6d41ebe9ab55",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.1.5",
      "date": "2026-05-09T06:09:45.000Z",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "10f3eef54b9c27ab3b7fd3aeb7ea4a8c9d8ff54b7048d1d9f943cf018b8832da",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "0.1.5",
      "date": "2026-05-09T06:09:45.000Z",
      "arch": "x86_64",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "0c1ef585971eed3e4d1ec59cf83dbaef0ea5656baccc13e334ffda6cfb8b6377",
      "status": "success",
      "check": "WARNING",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "0.1.5",
      "date": "2026-05-22T13:28:34.000Z",
      "arch": "emscripten",
      "commit": "a3f830ba9b9c0a14c2518442f9ab1d71a234398f",
      "fileid": "48feb458c7c00583a5f826ff8eb797079f39986484d369e36164daf0f66203b3",
      "status": "success",
      "buildurl": "https://github.com/r-universe/s6sebusc/actions/runs/25593689219"
    }
  ]
}