{
  "_id": "6a252dff4b233be198395497",
  "Package": "seewave",
  "Type": "Package",
  "Title": "Sound Analysis and Synthesis",
  "Version": "2.2.4",
  "Date": "2025-08-18",
  "Authors@R": "c(person(\"Jerome\", \"Sueur\", role = c(\"aut\", \"cre\"),\nemail = \"sueur@mnhn.fr\"),\nperson(\"Thierry\", \"Aubin\", role = \"aut\"),\nperson(\"Caroline\", \"Simonis\", role = \"aut\"),\nperson(\"Laurent\", \"Lellouch\", role = \"ctr\"),\nperson(\"Pierre\", \"Aumond\", role = \"ctr\"),\nperson(\"Adèle\", \"de Baudouin\", role = \"ctr\"),\nperson(\"Ethan C.\", \"Brown\", role = \"ctr\"),\nperson(\"Guillaume\", \"Corbeau\", role = \"ctr\"),\nperson(\"Marion\", \"Depraetere\", role = \"ctr\"),\nperson(\"Camille\", \"Desjonquères\", role = \"ctr\"),\nperson(\"François\", \"Fabianek\", role = \"ctr\"),\nperson(\"Amandine\", \"Gasc\", role = \"ctr\"),\nperson(\"Sylvain\", \"Haupert\", role = \"ctr\"),\nperson(\"Eric\", \"Kasten\", role = \"ctr\"),\nperson(\"Jonathan\", \"Lees\", role = \"ctr\"),\nperson(\"Jean\", \"Marchal\", role = \"ctr\"),\nperson(\"Andre\", \"Mikulec\", role = \"ctr\"),\nperson(\"Sandrine\", \"Pavoine\", role = \"ctr\"),\nperson(\"David\", \"Pinaud\", role = \"ctr\"),\nperson(\"Alicia\", \"Stotz\", role = \"ctr\"),\nperson(\"Luis J.\", \"Villanueva-Rivera\", role = \"ctr\"),\nperson(\"Zev\", \"Ross\", role = \"ctr\"),\nperson(\"Carl G.\", \"Witthoft\", role = \"ctr\"),\nperson(\"Hristo\", \"Zhivomirov\", role = \"ctr\"))",
  "Author": "Jerome Sueur [aut, cre], Thierry Aubin [aut], Caroline Simonis\n[aut], Laurent Lellouch [ctr], Pierre Aumond [ctr], Adèle de\nBaudouin [ctr], Ethan C. Brown [ctr], Guillaume Corbeau [ctr],\nMarion Depraetere [ctr], Camille Desjonquères [ctr], François\nFabianek [ctr], Amandine Gasc [ctr], Sylvain Haupert [ctr],\nEric Kasten [ctr], Jonathan Lees [ctr], Jean Marchal [ctr],\nAndre Mikulec [ctr], Sandrine Pavoine [ctr], David Pinaud\n[ctr], Alicia Stotz [ctr], Luis J. Villanueva-Rivera [ctr], Zev\nRoss [ctr], Carl G. Witthoft [ctr], Hristo Zhivomirov [ctr]",
  "Maintainer": "Jerome Sueur <sueur@mnhn.fr>",
  "Encoding": "UTF-8",
  "SystemRequirements": "LIBSNDFILE",
  "ZipData": "no",
  "Description": "Functions for analysing, manipulating, displaying, editing\nand synthesizing time waves (particularly sound).  This package\nprocesses time analysis (oscillograms and envelopes), spectral\ncontent, resonance quality factor, entropy, cross correlation\nand autocorrelation, zero-crossing, dominant frequency,\nanalytic signal, frequency coherence, 2D and 3D spectrograms\nand many other analyses. See Sueur et al. (2008)\n<doi:10.1080/09524622.2008.9753600> and Sueur (2018)\n<doi:10.1007/978-3-319-77647-7>.",
  "License": "GPL (>= 2)",
  "URL": "https://rug.mnhn.fr/seewave/",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-06-07 08:34:34 UTC",
    "User": "root"
  },
  "Config/pak/sysreqs": "libsndfile1-dev",
  "Repository": "https://jeromeecoac.r-universe.dev",
  "Date/Publication": "2025-08-19 09:30:02 UTC",
  "RemoteUrl": "https://github.com/cran/seewave",
  "RemoteRef": "HEAD",
  "RemoteSha": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
  "MD5sum": "fd70c5f1dfc3a86a8f54326c06dccd2b",
  "_user": "jeromeecoac",
  "_type": "src",
  "_file": "seewave_2.2.4.tar.gz",
  "_fileid": "9b0d261c4ab28e81d44d1ea0dd60a04962617c807e8890893e6ddc6ec232897e",
  "_filesize": 3442963,
  "_sha256": "9b0d261c4ab28e81d44d1ea0dd60a04962617c807e8890893e6ddc6ec232897e",
  "_created": "2026-06-07T08:34:34.000Z",
  "_published": "2026-06-07T08:38:23.571Z",
  "_distro": "noble",
  "_jobs": [
    {
      "job": 79944762736,
      "time": 163,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7462429087"
    },
    {
      "job": 79944762730,
      "time": 179,
      "config": "linux-release-x86_64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462430967"
    },
    {
      "job": 79944762735,
      "time": 168,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7462426576"
    },
    {
      "job": 79944762731,
      "time": 160,
      "config": "macos-release-arm64",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462425326"
    },
    {
      "job": 79944555721,
      "time": 216,
      "config": "source",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462409271"
    },
    {
      "job": 79944762728,
      "time": 147,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462427257"
    },
    {
      "job": 79944762748,
      "time": 128,
      "config": "windows-devel",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "7462425090"
    },
    {
      "job": 79944762746,
      "time": 133,
      "config": "windows-oldrel",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "7462425555"
    },
    {
      "job": 79944762741,
      "time": 131,
      "config": "windows-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "7462425256"
    }
  ],
  "_buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_upstream": "https://github.com/cran/seewave",
  "_commit": {
    "id": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
    "author": "Jerome Sueur <sueur@mnhn.fr>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 2.2.4\n",
    "time": 1755595802
  },
  "_maintainer": {
    "name": "Jerome Sueur",
    "email": "sueur@mnhn.fr",
    "login": "jeromeecoac",
    "description": "",
    "uuid": 175952380
  },
  "_registered": true,
  "_dependencies": [
    {
      "package": "graphics",
      "role": "Imports"
    },
    {
      "package": "grDevices",
      "role": "Imports"
    },
    {
      "package": "stats",
      "role": "Imports"
    },
    {
      "package": "utils",
      "role": "Imports"
    },
    {
      "package": "tuneR",
      "role": "Imports"
    },
    {
      "package": "methods",
      "role": "Imports"
    },
    {
      "package": "audio",
      "role": "Suggests"
    },
    {
      "package": "circlize",
      "role": "Suggests"
    },
    {
      "package": "FactoMineR",
      "role": "Suggests"
    },
    {
      "package": "fftw",
      "role": "Suggests"
    },
    {
      "package": "ggplot2",
      "role": "Suggests"
    },
    {
      "package": "rgl",
      "role": "Suggests"
    },
    {
      "package": "rpanel",
      "role": "Suggests"
    },
    {
      "package": "phonTools",
      "role": "Suggests"
    },
    {
      "package": "signal",
      "role": "Suggests"
    }
  ],
  "_owner": "cran",
  "_selfowned": true,
  "_usedby": 25,
  "_updates": [
    {
      "week": "2025-34",
      "n": 1
    }
  ],
  "_tags": [
    {
      "name": "2.2.4",
      "date": "2025-08-19"
    }
  ],
  "_stars": 19,
  "_contributors": [
    {
      "user": "jeromeecoac",
      "count": 41,
      "uuid": 175952380
    }
  ],
  "_userbio": {
    "uuid": 175952380,
    "type": "user",
    "name": "Jerome SUEUR"
  },
  "_downloads": {
    "count": 3154,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/seewave"
  },
  "_mentions": 35,
  "_searchresults": 772,
  "_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/seewave.html",
    "manual.pdf"
  ],
  "_realowner": "jeromeecoac",
  "_cranurl": false,
  "_releases": [
    {
      "version": "1.0",
      "date": "2006-03-10"
    },
    {
      "version": "1.1",
      "date": "2006-04-20"
    },
    {
      "version": "1.2",
      "date": "2006-06-13"
    },
    {
      "version": "1.3",
      "date": "2006-10-09"
    },
    {
      "version": "1.4",
      "date": "2006-12-21"
    },
    {
      "version": "1.4.1",
      "date": "2007-01-05"
    },
    {
      "version": "1.4.2",
      "date": "2007-02-20"
    },
    {
      "version": "1.4.3",
      "date": "2007-07-19"
    },
    {
      "version": "1.4.4",
      "date": "2007-10-19"
    },
    {
      "version": "1.4.5",
      "date": "2007-12-02"
    },
    {
      "version": "1.4.6",
      "date": "2008-01-16"
    },
    {
      "version": "1.4.7",
      "date": "2008-02-25"
    },
    {
      "version": "1.4.8",
      "date": "2008-04-14"
    },
    {
      "version": "1.4.9",
      "date": "2008-09-19"
    },
    {
      "version": "1.5.0",
      "date": "2008-09-28"
    },
    {
      "version": "1.5.1",
      "date": "2008-12-17"
    },
    {
      "version": "1.5.2",
      "date": "2009-01-03"
    },
    {
      "version": "1.5.4",
      "date": "2009-03-27"
    },
    {
      "version": "1.5.5",
      "date": "2009-06-26"
    },
    {
      "version": "1.5.6",
      "date": "2009-11-13"
    },
    {
      "version": "1.5.7",
      "date": "2010-03-15"
    },
    {
      "version": "1.5.8",
      "date": "2010-06-15"
    },
    {
      "version": "1.5.9",
      "date": "2010-09-01"
    },
    {
      "version": "1.6.0",
      "date": "2011-05-02"
    },
    {
      "version": "1.6.1",
      "date": "2011-08-31"
    },
    {
      "version": "1.6.2",
      "date": "2012-04-03"
    },
    {
      "version": "1.6.3",
      "date": "2012-04-11"
    },
    {
      "version": "1.6.4",
      "date": "2012-06-28"
    },
    {
      "version": "1.6.5",
      "date": "2012-12-12"
    },
    {
      "version": "1.6.7",
      "date": "2013-04-09"
    },
    {
      "version": "1.7.0",
      "date": "2013-07-12"
    },
    {
      "version": "1.7.2",
      "date": "2013-08-30"
    },
    {
      "version": "1.7.3",
      "date": "2014-01-27"
    },
    {
      "version": "1.7.6",
      "date": "2014-09-12"
    },
    {
      "version": "2.0.1",
      "date": "2015-07-08"
    },
    {
      "version": "2.0.2",
      "date": "2015-07-28"
    },
    {
      "version": "2.0.4",
      "date": "2016-07-11"
    },
    {
      "version": "2.0.5",
      "date": "2016-10-12"
    },
    {
      "version": "2.1.0",
      "date": "2018-03-02"
    },
    {
      "version": "2.1.3",
      "date": "2019-04-08"
    },
    {
      "version": "2.1.4",
      "date": "2019-07-29"
    },
    {
      "version": "2.1.5",
      "date": "2019-12-06"
    },
    {
      "version": "2.1.6",
      "date": "2020-05-28"
    },
    {
      "version": "2.1.8",
      "date": "2021-07-14"
    },
    {
      "version": "2.2.0",
      "date": "2022-03-04"
    },
    {
      "version": "2.2.1",
      "date": "2023-07-16"
    },
    {
      "version": "2.2.2",
      "date": "2023-10-01"
    },
    {
      "version": "2.2.3",
      "date": "2023-10-19"
    },
    {
      "version": "2.2.4",
      "date": "2025-08-19"
    }
  ],
  "_exports": [
    "ACI",
    "acoustat",
    "addsilw",
    "afilter",
    "akamatsu",
    "ama",
    "AR",
    "attenuation",
    "audiomoth",
    "audiomoth.rename",
    "autoc",
    "aux",
    "bartlett.w",
    "beep",
    "blackman.w",
    "bstd",
    "bwfilter",
    "ccoh",
    "ceps",
    "cepstro",
    "coh",
    "combfilter",
    "convSPL",
    "corenv",
    "corspec",
    "covspectro",
    "crest",
    "csh",
    "cunwrap",
    "cutspec",
    "cutw",
    "dBscale",
    "dBweight",
    "deletew",
    "dfreq",
    "diffcumspec",
    "diffenv",
    "diffspec",
    "diffwave",
    "discrets",
    "drawenv",
    "drawfilter",
    "duration",
    "dynoscillo",
    "dynspec",
    "dynspectro",
    "echo",
    "env",
    "export",
    "fadew",
    "fbands",
    "fdoppler",
    "ffilter",
    "field",
    "filled.contour.modif2",
    "fir",
    "flattop.w",
    "fma",
    "fpeaks",
    "ftwindow",
    "fund",
    "gammatone",
    "gaussian.w",
    "ggspectro",
    "H",
    "hamming.w",
    "hanning.w",
    "hilbert",
    "ifreq",
    "inputw",
    "istft",
    "itakura.dist",
    "kl.dist",
    "ks.dist",
    "lfs",
    "listen",
    "localpeaks",
    "logspec.dist",
    "lts",
    "M",
    "meandB",
    "meanspec",
    "mel",
    "melfilterbank",
    "micsens",
    "moredB",
    "mutew",
    "NDSI",
    "noisew",
    "notefreq",
    "octaves",
    "oscillo",
    "oscilloEQ",
    "oscilloST",
    "outputw",
    "pastew",
    "phaseplot",
    "phaseplot2",
    "playlist",
    "preemphasis",
    "pressure2dBSPL",
    "pressure2leq",
    "pulsew",
    "Q",
    "read.audacity",
    "rectangle.w",
    "repw",
    "resamp",
    "rescale",
    "reverse.cm.colors",
    "reverse.gray.colors.1",
    "reverse.gray.colors.2",
    "reverse.heat.colors",
    "reverse.terrain.colors",
    "reverse.topo.colors",
    "revw",
    "rmam",
    "rmnoise",
    "rmoffset",
    "rms",
    "roughness",
    "rugo",
    "savewav",
    "SAX",
    "scd",
    "sddB",
    "seedata",
    "setenv",
    "sfm",
    "sh",
    "simspec",
    "smoothw",
    "songmeter",
    "songmeterdiag",
    "soscillo",
    "soundscapespec",
    "sox",
    "spec",
    "specflux",
    "specprop",
    "spectro",
    "spectro.colors",
    "spectro3D",
    "squarefilter",
    "sspectro",
    "stdft",
    "sumsmooth",
    "symba",
    "synth",
    "synth0",
    "synth2",
    "temp.colors",
    "TFSD",
    "th",
    "timelapse",
    "timer",
    "TKEO",
    "unwrap",
    "volt2pressure",
    "wasp",
    "wav2dBSPL",
    "wav2flac",
    "wav2leq",
    "wav2pressure",
    "wav2volt",
    "wf",
    "write.audacity",
    "zapsilw",
    "zc",
    "zcr"
  ],
  "_datasets": [
    {
      "name": "orni",
      "title": "Song of the cicada Cicada orni",
      "object": "orni",
      "file": "orni.RData",
      "class": [
        "Wave"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "peewit",
      "title": "Song of the bird Vanellus vanellus",
      "object": "peewit",
      "file": "peewit.RData",
      "class": [
        "Wave"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "pellucens",
      "title": "Calling song of the tree cricket Oecanthus pellucens",
      "object": "pellucens",
      "file": "pellucens.RData",
      "class": [
        "Wave"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "sheep",
      "title": "Sheep bleat",
      "object": "sheep",
      "file": "sheep.RData",
      "class": [
        "Wave"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    },
    {
      "name": "tico",
      "title": "Song of the bird Zonotrichia capensis",
      "object": "tico",
      "file": "tico.RData",
      "class": [
        "Wave"
      ],
      "fields": [],
      "table": false,
      "tojson": false
    }
  ],
  "_help": [
    {
      "page": "ACI",
      "title": "Acoustic Complexity Index",
      "topics": [
        "ACI"
      ]
    },
    {
      "page": "acoustat",
      "title": "Statistics on time and frequency STFT contours",
      "topics": [
        "acoustat"
      ]
    },
    {
      "page": "addsilw",
      "title": "Add or insert a silence section",
      "topics": [
        "addsilw"
      ]
    },
    {
      "page": "afilter",
      "title": "Amplitude filter",
      "topics": [
        "afilter"
      ]
    },
    {
      "page": "akamatsu",
      "title": "Water tank minimum resonant and cutoff frequencies",
      "topics": [
        "akamatsu"
      ]
    },
    {
      "page": "ama",
      "title": "Amplitude modulation analysis of a time wave",
      "topics": [
        "ama"
      ]
    },
    {
      "page": "AR",
      "title": "Acoustic Richness index",
      "topics": [
        "AR"
      ]
    },
    {
      "page": "attenuation",
      "title": "Generate sound intensity attenuation data",
      "topics": [
        "attenuation"
      ]
    },
    {
      "page": "audiomoth",
      "title": "Reading and interpreting Audiomoth file name",
      "topics": [
        "audiomoth"
      ]
    },
    {
      "page": "audiomoth.rename",
      "title": "Rename audiomoth files in a readable format",
      "topics": [
        "audiomoth.rename"
      ]
    },
    {
      "page": "autoc",
      "title": "Short-term autocorrelation of a time wave",
      "topics": [
        "autoc"
      ]
    },
    {
      "page": "beep",
      "title": "Beep sound",
      "topics": [
        "beep"
      ]
    },
    {
      "page": "bstd",
      "title": "Brigthness, Standard Deviation time plot",
      "topics": [
        "BSTD",
        "bstd"
      ]
    },
    {
      "page": "bwfilter",
      "title": "Butterworth frequency filter",
      "topics": [
        "bwfilter"
      ]
    },
    {
      "page": "ccoh",
      "title": "Continuous coherence function between two time waves",
      "topics": [
        "ccoh"
      ]
    },
    {
      "page": "ceps",
      "title": "Cepstrum or real cepstrum",
      "topics": [
        "ceps"
      ]
    },
    {
      "page": "cepstro",
      "title": "2D-cepstrogram of a time wave",
      "topics": [
        "cepstro"
      ]
    },
    {
      "page": "coh",
      "title": "Coherence between two time waves",
      "topics": [
        "coh"
      ]
    },
    {
      "page": "combfilter",
      "title": "Comb filter",
      "topics": [
        "combfilter"
      ]
    },
    {
      "page": "convSPL",
      "title": "Convert sound pressure level in other units",
      "topics": [
        "convSPL"
      ]
    },
    {
      "page": "corenv",
      "title": "Cross-correlation between two time wave envelopes",
      "topics": [
        "corenv"
      ]
    },
    {
      "page": "corspec",
      "title": "Cross-correlation between two frequency spectra",
      "topics": [
        "corspec"
      ]
    },
    {
      "page": "covspectro",
      "title": "Covariance between two spectrograms",
      "topics": [
        "covspectro"
      ]
    },
    {
      "page": "crest",
      "title": "Crest factor and visualization",
      "topics": [
        "crest"
      ]
    },
    {
      "page": "csh",
      "title": "Continuous spectral entropy",
      "topics": [
        "csh"
      ]
    },
    {
      "page": "cutspec",
      "title": "Cut a frequency spectrum",
      "topics": [
        "cutspec"
      ]
    },
    {
      "page": "cutw",
      "title": "Cut a section of a time wave",
      "topics": [
        "cutw"
      ]
    },
    {
      "page": "dBscale",
      "title": "dB colour scale for a spectrogram display",
      "topics": [
        "dBscale"
      ]
    },
    {
      "page": "dBweight",
      "title": "dB weightings",
      "topics": [
        "dBweight"
      ]
    },
    {
      "page": "deletew",
      "title": "Delete a section of a time wave",
      "topics": [
        "deletew"
      ]
    },
    {
      "page": "dfreq",
      "title": "Dominant frequency of a time wave",
      "topics": [
        "dfreq"
      ]
    },
    {
      "page": "diffcumspec",
      "title": "Difference between two cumulative frequency spectra",
      "topics": [
        "diffcumspec"
      ]
    },
    {
      "page": "diffenv",
      "title": "Difference between two amplitude envelopes",
      "topics": [
        "diffenv"
      ]
    },
    {
      "page": "diffspec",
      "title": "Difference between two frequency spectra",
      "topics": [
        "diffspec"
      ]
    },
    {
      "page": "diffwave",
      "title": "Difference between two time waves",
      "topics": [
        "diffwave"
      ]
    },
    {
      "page": "discrets",
      "title": "Time series discretisation",
      "topics": [
        "discrets"
      ]
    },
    {
      "page": "drawenv",
      "title": "Draw the amplitude envelope of a time wave",
      "topics": [
        "drawenv"
      ]
    },
    {
      "page": "drawfilter",
      "title": "Draw the amplitude profile of a frequency filter",
      "topics": [
        "drawfilter"
      ]
    },
    {
      "page": "duration",
      "title": "Duration of a time wave",
      "topics": [
        "duration"
      ]
    },
    {
      "page": "dynoscillo",
      "title": "Dynamic oscillogram",
      "topics": [
        "dynoscillo"
      ]
    },
    {
      "page": "dynspec",
      "title": "Dynamic sliding spectrum",
      "topics": [
        "dynspec"
      ]
    },
    {
      "page": "dynspectro",
      "title": "Dynamic sliding spectrogramn",
      "topics": [
        "dynspectro"
      ]
    },
    {
      "page": "echo",
      "title": "Echo generator",
      "topics": [
        "echo"
      ]
    },
    {
      "page": "env",
      "title": "Amplitude envelope of a time wave",
      "topics": [
        "env"
      ]
    },
    {
      "page": "export",
      "title": "Export sound data",
      "topics": [
        "export"
      ]
    },
    {
      "page": "fadew",
      "title": "Fade in and fade out of a time wave",
      "topics": [
        "fadew"
      ]
    },
    {
      "page": "fbands",
      "title": "Frequency bands plot",
      "topics": [
        "fbands"
      ]
    },
    {
      "page": "fdoppler",
      "title": "Doppler effect",
      "topics": [
        "fdoppler"
      ]
    },
    {
      "page": "ffilter",
      "title": "Frequency filter",
      "topics": [
        "ffilter"
      ]
    },
    {
      "page": "field",
      "title": "Near field and far field limits",
      "topics": [
        "field"
      ]
    },
    {
      "page": "fir",
      "title": "Finite Impulse Response filter",
      "topics": [
        "fir"
      ]
    },
    {
      "page": "fma",
      "title": "Frequency modulation analysis",
      "topics": [
        "fma"
      ]
    },
    {
      "page": "fpeaks",
      "title": "Frequency peak detection",
      "topics": [
        "fpeaks"
      ]
    },
    {
      "page": "ftwindow",
      "title": "Fourier transform windows",
      "topics": [
        "ftwindow"
      ]
    },
    {
      "page": "fund",
      "title": "Fundamental frequency track",
      "topics": [
        "fund"
      ]
    },
    {
      "page": "gammatone",
      "title": "Gammatone filter",
      "topics": [
        "gammatone"
      ]
    },
    {
      "page": "ggspectro",
      "title": "2D-spectrogram of a time wave using ggplot2",
      "topics": [
        "ggspectro"
      ]
    },
    {
      "page": "H",
      "title": "Total entropy",
      "topics": [
        "H"
      ]
    },
    {
      "page": "hilbert",
      "title": "Hilbert transform and analytic signal",
      "topics": [
        "hilbert"
      ]
    },
    {
      "page": "ifreq",
      "title": "Instantaneous frequency",
      "topics": [
        "ifreq"
      ]
    },
    {
      "page": "istft",
      "title": "Inverse of the short-term Fourier transform",
      "topics": [
        "istft"
      ]
    },
    {
      "page": "itakura.dist",
      "title": "Itakuro-Saito distance",
      "topics": [
        "itakura.dist"
      ]
    },
    {
      "page": "kl.dist",
      "title": "Kullback-Leibler distance",
      "topics": [
        "kl.dist"
      ]
    },
    {
      "page": "ks.dist",
      "title": "Kolmogorov-Smirnov distance",
      "topics": [
        "ks.dist"
      ]
    },
    {
      "page": "lfs",
      "title": "Linear Frequency Shift",
      "topics": [
        "lfs"
      ]
    },
    {
      "page": "listen",
      "title": "Play a sound wave",
      "topics": [
        "listen"
      ]
    },
    {
      "page": "localpeaks",
      "title": "Local maximum frequency peak detection",
      "topics": [
        "localpeaks"
      ]
    },
    {
      "page": "logspec.dist",
      "title": "Log-spectral distance",
      "topics": [
        "logspec.dist"
      ]
    },
    {
      "page": "lts",
      "title": "Long-term spectrogram",
      "topics": [
        "lts"
      ]
    },
    {
      "page": "M",
      "title": "Median of the amplitude envelope",
      "topics": [
        "M"
      ]
    },
    {
      "page": "meandB",
      "title": "Mean of dB values",
      "topics": [
        "meandB"
      ]
    },
    {
      "page": "meanspec",
      "title": "Mean frequency spectrum of a time wave",
      "topics": [
        "meanspec"
      ]
    },
    {
      "page": "mel",
      "title": "Hertz / Mel conversion",
      "topics": [
        "mel"
      ]
    },
    {
      "page": "melfilterbank",
      "title": "Mel-filter bank for MFCC computation",
      "topics": [
        "melfilterbank"
      ]
    },
    {
      "page": "micsens",
      "title": "Microphone sensitivity and conversion",
      "topics": [
        "micsens"
      ]
    },
    {
      "page": "moredB",
      "title": "Addition of dB values",
      "topics": [
        "moredB"
      ]
    },
    {
      "page": "mutew",
      "title": "Replace time wave data by 0 values",
      "topics": [
        "mutew"
      ]
    },
    {
      "page": "NDSI",
      "title": "Normalized Difference Soundscape Index",
      "topics": [
        "NDSI"
      ]
    },
    {
      "page": "noisew",
      "title": "Generate noise",
      "topics": [
        "noisew"
      ]
    },
    {
      "page": "notefreq",
      "title": "Frequency of a muscical note",
      "topics": [
        "notefreq"
      ]
    },
    {
      "page": "octaves",
      "title": "Octave values",
      "topics": [
        "octaves"
      ]
    },
    {
      "page": "orni",
      "title": "Song of the cicada Cicada orni",
      "topics": [
        "orni"
      ]
    },
    {
      "page": "oscillo",
      "title": "Show a time wave as an oscillogram",
      "topics": [
        "oscillo"
      ]
    },
    {
      "page": "oscilloEQ",
      "title": "Oscillogram 'equalizer'",
      "topics": [
        "oscilloEQ"
      ]
    },
    {
      "page": "oscilloST",
      "title": "Show a stereo time wave as oscillograms",
      "topics": [
        "oscilloST"
      ]
    },
    {
      "page": "pastew",
      "title": "Paste a time wave to another one",
      "topics": [
        "pastew"
      ]
    },
    {
      "page": "peewit",
      "title": "Song of the bird Vanellus vanellus",
      "topics": [
        "peewit"
      ]
    },
    {
      "page": "pellucens",
      "title": "Calling song of the tree cricket Oecanthus pellucens",
      "topics": [
        "pellucens"
      ]
    },
    {
      "page": "phaseplot",
      "title": "Phase-phase 2D or 3D plot of a time wave",
      "topics": [
        "phaseplot"
      ]
    },
    {
      "page": "phaseplot2",
      "title": "Phase-phase 2D plot of a time wave",
      "topics": [
        "phaseplot2"
      ]
    },
    {
      "page": "playlist",
      "title": "Play a list of sound files",
      "topics": [
        "playlist"
      ]
    },
    {
      "page": "preemphasis",
      "title": "Pre-emphasis speech filter",
      "topics": [
        "preemphasis"
      ]
    },
    {
      "page": "pulsew",
      "title": "Generate rectangle pulse",
      "topics": [
        "pulsew"
      ]
    },
    {
      "page": "Q",
      "title": "Resonance quality factor of a frequency spectrum",
      "topics": [
        "Q"
      ]
    },
    {
      "page": "read.audacity",
      "title": "Audacity audio markers import",
      "topics": [
        "read.audacity"
      ]
    },
    {
      "page": "repw",
      "title": "Repeat a time wave",
      "topics": [
        "repw"
      ]
    },
    {
      "page": "resamp",
      "title": "Resample a time wave",
      "topics": [
        "resamp"
      ]
    },
    {
      "page": "revw",
      "title": "Time reverse of a time wave",
      "topics": [
        "revw"
      ]
    },
    {
      "page": "rmam",
      "title": "Remove the amplitude modulations of a time wave",
      "topics": [
        "rmam"
      ]
    },
    {
      "page": "rmnoise",
      "title": "Remove noise",
      "topics": [
        "rmnoise"
      ]
    },
    {
      "page": "rmoffset",
      "title": "Remove the offset of a time wave",
      "topics": [
        "rmoffset"
      ]
    },
    {
      "page": "rms",
      "title": "Root Mean Square",
      "topics": [
        "rms"
      ]
    },
    {
      "page": "roughness",
      "title": "Roughness or total curvature",
      "topics": [
        "roughness"
      ]
    },
    {
      "page": "rugo",
      "title": "Rugosity of a time wave",
      "topics": [
        "rugo"
      ]
    },
    {
      "page": "savewav",
      "title": "Save a .wav file",
      "topics": [
        "savewav"
      ]
    },
    {
      "page": "SAX",
      "title": "Symbolic Aggregate approXimation",
      "topics": [
        "SAX"
      ]
    },
    {
      "page": "scd",
      "title": "Soundcape chord diagram",
      "topics": [
        "scd"
      ]
    },
    {
      "page": "sddB",
      "title": "Standard deviation of dB values",
      "topics": [
        "sddB"
      ]
    },
    {
      "page": "seedata",
      "title": "A quick look at quantitative data",
      "topics": [
        "seedata"
      ]
    },
    {
      "page": "seewave.package",
      "title": "Sound analysis and synthesis",
      "topics": [
        "seewave-package",
        "seewave"
      ]
    },
    {
      "page": "setenv",
      "title": "Set the amplitude envelope of a time wave to another one",
      "topics": [
        "setenv"
      ]
    },
    {
      "page": "sfm",
      "title": "Spectral Flatness Measure",
      "topics": [
        "sfm"
      ]
    },
    {
      "page": "sh",
      "title": "Shannon and Renyi spectral entropy",
      "topics": [
        "sh"
      ]
    },
    {
      "page": "sheep",
      "title": "Sheep bleat",
      "topics": [
        "sheep"
      ]
    },
    {
      "page": "simspec",
      "title": "Similarity between two frequency spectra",
      "topics": [
        "simspec"
      ]
    },
    {
      "page": "smoothw",
      "title": "A function to tentativily smooth a time wave",
      "topics": [
        "smoothw"
      ]
    },
    {
      "page": "songmeter",
      "title": "Reading and interpreting SongMeter file name",
      "topics": [
        "songmeter"
      ]
    },
    {
      "page": "songmeterdiag",
      "title": "Songmeter file diagnostics and diagram",
      "topics": [
        "songmeterdiag"
      ]
    },
    {
      "page": "soundscapespec",
      "title": "Soundscape frequency spectrum of a time wave",
      "topics": [
        "soundscapespec"
      ]
    },
    {
      "page": "sox",
      "title": "Calls SoX",
      "topics": [
        "sox"
      ]
    },
    {
      "page": "spec",
      "title": "Frequency spectrum of a time wave",
      "topics": [
        "spec"
      ]
    },
    {
      "page": "specflux",
      "title": "Spectral flux",
      "topics": [
        "specflux"
      ]
    },
    {
      "page": "specprop",
      "title": "Spectral properties",
      "topics": [
        "specprop"
      ]
    },
    {
      "page": "spectro",
      "title": "2D-spectrogram of a time wave",
      "topics": [
        "spectro"
      ]
    },
    {
      "page": "spectro3D",
      "title": "3D-spectrogram of a time wave",
      "topics": [
        "spectro3D"
      ]
    },
    {
      "page": "squarefilter",
      "title": "Frequency square filter",
      "topics": [
        "squarefilter"
      ]
    },
    {
      "page": "symba",
      "title": "Symbol analysis of a numeric (time) series",
      "topics": [
        "symba"
      ]
    },
    {
      "page": "synth",
      "title": "Synthesis of time wave (additive model)",
      "topics": [
        "synth"
      ]
    },
    {
      "page": "synth2",
      "title": "Synthesis of time wave (tonal model)",
      "topics": [
        "synth2"
      ]
    },
    {
      "page": "TFSD",
      "title": "normalized Time and Frequency Second Derivative",
      "topics": [
        "TFSD"
      ]
    },
    {
      "page": "th",
      "title": "Temporal entropy",
      "topics": [
        "th"
      ]
    },
    {
      "page": "tico",
      "title": "Song of the bird Zonotrichia capensis",
      "topics": [
        "tico"
      ]
    },
    {
      "page": "timelapse",
      "title": "Time lapse",
      "topics": [
        "timelapse"
      ]
    },
    {
      "page": "timer",
      "title": "Time measurements of a time wave",
      "topics": [
        "timer"
      ]
    },
    {
      "page": "TKEO",
      "title": "Teager-Kaiser energy tracking operator",
      "topics": [
        "TKEO",
        "tkeo"
      ]
    },
    {
      "page": "wasp",
      "title": "WAve length and SPeed of sound",
      "topics": [
        "wasp"
      ]
    },
    {
      "page": "wav2dBSPL",
      "title": "Convert wave amplitude to instantaneous sound pressure level (dB SPL)",
      "topics": [
        "wav2dBSPL"
      ]
    },
    {
      "page": "wav2flac",
      "title": "wav-flac file conversion",
      "topics": [
        "wav2flac"
      ]
    },
    {
      "page": "wav2leq",
      "title": "Convert wave amplitude to equivalent continuous sound pressure level (Leq)",
      "topics": [
        "wav2leq"
      ]
    },
    {
      "page": "wf",
      "title": "Waterfall display",
      "topics": [
        "wf"
      ]
    },
    {
      "page": "write.audacity",
      "title": "Audacity audio markers export",
      "topics": [
        "write.audacity"
      ]
    },
    {
      "page": "zapsilw",
      "title": "Zap silence periods of a time wave",
      "topics": [
        "zapsilw"
      ]
    },
    {
      "page": "zc",
      "title": "Instantaneous frequency of a time wave by zero-crossing",
      "topics": [
        "zc"
      ]
    },
    {
      "page": "zcr",
      "title": "Zero-crossing rate",
      "topics": [
        "zcr"
      ]
    }
  ],
  "_rundeps": [
    "MASS",
    "signal",
    "tuneR"
  ],
  "_vignettes": [
    {
      "source": "seewave_analysis.rnw",
      "filename": "seewave_analysis.pdf",
      "title": "Sound analysis",
      "engine": "utils::Sweave",
      "headings": [],
      "created": "2012-04-12",
      "modified": "2019-03-30 13:30:03",
      "commits": 7
    },
    {
      "source": "seewave_IO.rnw",
      "filename": "seewave_IO.pdf",
      "title": "Sound import and export",
      "engine": "utils::Sweave",
      "headings": [],
      "created": "2012-04-12",
      "modified": "2018-03-02 15:49:05",
      "commits": 4
    }
  ],
  "_score": 8.84132384933713,
  "_indexed": true,
  "_nocasepkg": "seewave",
  "_universes": [
    "jeromeecoac"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "2.2.4",
      "date": "2026-06-07T08:37:08.000Z",
      "distro": "noble",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "9ef5ad4043a7e8a71526b54742b7130a6e47f7d48eefb563fe745db430556f57",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.6.0",
      "os": "linux",
      "version": "2.2.4",
      "date": "2026-06-07T08:37:16.000Z",
      "distro": "noble",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "a6e2b8f433f02eb82bff39a8580846cdf75988c4614110214a7467c5210e2c15",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "2.2.4",
      "date": "2026-06-07T08:36:54.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "a7e763d7b7da7bfba79b2fa9263c0b1b373bd969fba6297a469f4cff1fb6723b",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.6.0",
      "os": "mac",
      "version": "2.2.4",
      "date": "2026-06-07T08:36:41.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "0416f8c921ab700e7a8ba66c9778488696be5f085b364337c64f6cdb05c7d72b",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "2.2.4",
      "date": "2026-06-07T08:37:30.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "ea070f8cd163e037982d0031c2a3721cfccfd8304e1441e6eefc0cc4e3066c64",
      "status": "success",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "2.2.4",
      "date": "2026-06-07T08:36:10.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "f4a54dee5ad7987cf1f82cb3d352ce4274b82febd9b4827165264c5f57202ad7",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "2.2.4",
      "date": "2026-06-07T08:36:12.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "78442f99cc5d88fecbe443952a6448195d64a1e6dd708b808ca7be5eb39d7c82",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    },
    {
      "r": "4.6.0",
      "os": "win",
      "version": "2.2.4",
      "date": "2026-06-07T08:36:08.000Z",
      "commit": "893ec51aab94941ef7f2161c1d0d842145e7b1b6",
      "fileid": "3ce49230e389a906037886f4ad3dcd1d66df6f37ec0edc4399b2c4b80efe92e7",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/jeromeecoac/actions/runs/27087431784"
    }
  ]
}