{
  "_id": "6aae69503d719c1f8407c6ca",
  "Type": "Package",
  "Package": "IRISSeismic",
  "Version": "1.10.0",
  "Title": "Classes and Methods for Seismic Data Analysis",
  "Authors@R": "c(\nperson(\"Jonathan\", \"Callahan\", email=\"jonathan@mazamascience.com\", role=c(\"aut\")),\nperson(\"Rob\", \"Casey\", email=\"rob.casey@earthscope.org\", role=c(\"aut\")),\nperson(\"Gillian\", \"Sharer\", email=\"gillian.sharer@earthscope.org\", role=c(\"aut\",\"cre\")),\nperson(\"Mary\", \"Templeton\", email=\"mary.templeton@earthscope.org\", role=c(\"aut\")),\nperson(\"Chad\", \"Trabant\", email=\"chad.trabant@earthscope.org\", role=c(\"ctb\",\"cph\"), comment=\"Author of the bundled libmseed library (LGPL-3)\"),\nperson(\"H. Philip\", \"Crotwell\", email=\"crotwell@seis.sc.edu\", role=c(\"cph\"), comment=\"Author of the bundled TauP, seisFile, and seedCodec libraries (LGPL-3)\")\n)",
  "VignetteBuilder": "knitr",
  "Description": "Provides classes and methods for seismic data analysis.\nThe base classes and methods are inspired by the python code\nfound in the 'ObsPy' python toolbox\n<https://github.com/obspy/obspy>. Additional classes and\nmethods support data returned by web services provided by the\nEarthScope Consortium. <https://service.earthscope.org/>.",
  "Collate": "Class-Trace.R Class-Stream.R Class-IrisClient.R\nmseedWrappers.R Utils.R spectralUtils.R zzz.R",
  "License": "GPL (>= 2)",
  "SystemRequirements": "Java JRE 8 or later",
  "NeedsCompilation": "yes",
  "Author": "Jonathan Callahan [aut], Rob Casey [aut], Gillian Sharer [aut,\ncre], Mary Templeton [aut], Chad Trabant [ctb, cph] (Author of\nthe bundled libmseed library (LGPL-3)), H. Philip Crotwell\n[cph] (Author of the bundled TauP, seisFile, and seedCodec\nlibraries (LGPL-3))",
  "Maintainer": "Gillian Sharer <gillian.sharer@earthscope.org>",
  "Copyright": "IRISSeismic authors; libmseed (LGPL-3) by Chad Trabant, IRIS\nData Management Center https://github.com/iris-edu/libmseed;\nTauP, seisFile, and seedCodec (LGPL-3) by H. Philip Crotwell\nhttps://github.com/crotwell; reload4j and Gson (Apache-2.0) by\nThe Apache Software Foundation and Google Inc. respectively;\nsee inst/NOTICE for details",
  "Packaged": {
    "Date": "2026-09-19 10:45:12 UTC",
    "User": "root"
  },
  "Config/pak/sysreqs": "make default-jdk libicu-dev libxml2-dev",
  "Repository": "https://gillian-earthscope.r-universe.dev",
  "Date/Publication": "2026-07-21 03:40:02 UTC",
  "RemoteUrl": "https://github.com/cran/IRISSeismic",
  "RemoteRef": "HEAD",
  "RemoteSha": "6849f4cd6a7ea147cc24b731fb2787897ac459c5",
  "_user": "gillian-earthscope",
  "_type": "src",
  "_file": "IRISSeismic_1.10.0.tar.gz",
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  "_expires": "2026-12-28T10:51:58.000Z",
  "_created": "2026-09-19T10:45:12.000Z",
  "_published": "2026-09-19T10:52:00.457Z",
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  "_upstream": "https://github.com/cran/IRISSeismic",
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    "author": "Gillian Sharer <gillian.sharer@earthscope.org>",
    "committer": "cran-robot <csardi.gabor+cran@gmail.com>",
    "message": "version 1.10.0\n",
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  "_contributors": [
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  "_rbuild": "4.6.1",
  "_assets": [
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    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/IRISSeismic.html",
    "extra/manual.pdf"
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  "_realowner": "gillian-earthscope",
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  "_releases": [
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      "date": "2015-07-21"
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    {
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    {
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  "_exports": [
    "as.headerLine",
    "assignQuality",
    "butterworth",
    "crossSpectrum",
    "DDT",
    "envelope",
    "eventWindow",
    "getAvailability",
    "getChannel",
    "getDataAvailability",
    "getDataselect",
    "getDistaz",
    "getEvalresp",
    "getEvent",
    "getGaps",
    "getNetwork",
    "getRotation",
    "getSNCL",
    "getStation",
    "getTimeseries",
    "getTraveltime",
    "getUnavailability",
    "getUpDownTimes",
    "hilbert",
    "hilbertFFT",
    "initialize",
    "isDC",
    "McNamaraBins",
    "McNamaraPSD",
    "mean",
    "median",
    "mergeTraces",
    "mergeUpDownTimes",
    "miniseed2Stream",
    "multiplyBy",
    "noiseMatrix2PdfMatrix",
    "noiseModels",
    "parallelLength",
    "parallelMax",
    "parallelMean",
    "parallelMedian",
    "parallelMin",
    "parallelRmsVariance",
    "parallelSd",
    "plot",
    "plotUpDownTimes",
    "psdDF2NoiseMatrix",
    "psdList",
    "psdList2NoiseMatrix",
    "psdPlot",
    "psdStatistics",
    "readMiniseedFile",
    "rms",
    "rmsVariance",
    "rotate2D",
    "sd",
    "show",
    "slice",
    "STALTA",
    "surfaceDistance",
    "taupTraveltime",
    "transferFunctionSpectra",
    "triggerOnset",
    "unHistogram",
    "uniqueIds"
  ],
  "_help": [
    {
      "page": "IRISSeismic-package",
      "title": "Classes and methods for seismic data analysis",
      "topics": [
        "IRISSeismic-package",
        "IRISSeismic"
      ]
    },
    {
      "page": "assignQuality",
      "title": "Assign a quality code to a 'Stream' or 'Trace'",
      "topics": [
        "assignQuality",
        "assignQuality,Stream,character-method",
        "assignQuality,Trace,character-method"
      ]
    },
    {
      "page": "basicStats",
      "title": "Length, Max, Mean, Median, Min and Standard Deviation",
      "topics": [
        "length",
        "length,Stream-method",
        "length,Trace-method",
        "max",
        "max,Stream-method",
        "max,Trace-method",
        "mean",
        "mean,Stream-method",
        "mean,Trace-method",
        "median",
        "median,Stream,logical-method",
        "median,Stream,missing-method",
        "median,Trace,logical-method",
        "median,Trace,missing-method",
        "min",
        "min,Stream-method",
        "min,Trace-method",
        "parallelLength",
        "parallelLength,Stream-method",
        "parallelMax",
        "parallelMax,Stream,logical-method",
        "parallelMax,Stream,missing-method",
        "parallelMean",
        "parallelMean,Stream,logical-method",
        "parallelMean,Stream,missing-method",
        "parallelMedian",
        "parallelMedian,Stream,logical-method",
        "parallelMedian,Stream,missing-method",
        "parallelMin",
        "parallelMin,Stream,logical-method",
        "parallelMin,Stream,missing-method",
        "parallelRmsVariance,Stream,logical-method",
        "parallelRmsVariance,Stream,missing-method",
        "parallelSd",
        "parallelSd,Stream,logical-method",
        "parallelSd,Stream,missing-method",
        "rms,Stream,logical-method",
        "rms,Stream,missing-method",
        "rmsVariance,Stream,logical-method",
        "rmsVariance,Stream,missing-method",
        "sd",
        "sd,Stream,logical-method",
        "sd,Stream,missing-method",
        "sd,Trace,logical-method",
        "sd,Trace,missing-method"
      ]
    },
    {
      "page": "butterworth",
      "title": "Apply Butterworth filter",
      "topics": [
        "butterworth",
        "butterworth,Trace,numeric,missing,numeric,missing-method",
        "butterworth,Trace,numeric,numeric,missing,missing-method",
        "butterworth,Trace,numeric,numeric,numeric,character-method",
        "butterworth,Trace,numeric,numeric,numeric,missing-method"
      ]
    },
    {
      "page": "crossSpectrum",
      "title": "Cross-Spectral Analysis",
      "topics": [
        "crossSpectrum"
      ]
    },
    {
      "page": "DDT",
      "title": "Apply demean, detrend, cosine taper",
      "topics": [
        "DDT",
        "DDT,Trace,logical,logical,numeric-method",
        "DDT,Trace,missing,missing,missing-method"
      ]
    },
    {
      "page": "envelope",
      "title": "Envelope of a seismic signal",
      "topics": [
        "envelope",
        "envelope,Trace-method"
      ]
    },
    {
      "page": "eventWindow",
      "title": "Return a portion of a trace surrounding an event.",
      "topics": [
        "eventWindow",
        "eventWindow,Trace,numeric,missing,missing-method",
        "eventWindow,Trace,numeric,missing,numeric-method",
        "eventWindow,Trace,numeric,numeric,missing-method",
        "eventWindow,Trace,numeric,numeric,numeric-method"
      ]
    },
    {
      "page": "getAvailability",
      "title": "Retrieve Channel metadata from EarthScope",
      "topics": [
        "getAvailability",
        "getAvailability,IrisClient,character,character,character,character,POSIXct,POSIXct,logical-method",
        "getAvailability,IrisClient,character,character,character,character,POSIXct,POSIXct,missing-method"
      ]
    },
    {
      "page": "getChannel",
      "title": "Retrieve Channel metadata from EarthScope or other FDSN Data Center",
      "topics": [
        "getChannel",
        "getChannel,IrisClient,character,characterORmissing,characterORmissing,characterORmissing,POSIXctORmissing,POSIXctORmissing,logicalORmissing-method"
      ]
    },
    {
      "page": "getDataAvailability",
      "title": "Retrieve miniseed trace extents from EarthScope",
      "topics": [
        "getDataAvailability",
        "getDataAvailability,IrisClient,character,character,character,character,POSIXct,POSIXct-method"
      ]
    },
    {
      "page": "getDataselect",
      "title": "Retrieve seismic data from EarthScope or other FDSN Data Center",
      "topics": [
        "getDataselect",
        "getDataselect,IrisClient,character,character,character,character,POSIXct,POSIXct-method"
      ]
    },
    {
      "page": "getDistaz",
      "title": "Retrieve great circle distance information from EarthScope",
      "topics": [
        "getDistaz",
        "getDistaz,IrisClient,numeric,numeric,numeric,numeric-method"
      ]
    },
    {
      "page": "getEvalresp",
      "title": "Retrieve instrument response information from EarthScope",
      "topics": [
        "getEvalresp",
        "getEvalresp,IrisClient,character,character,character,character,POSIXct-method"
      ]
    },
    {
      "page": "getEvent",
      "title": "Retrieve seismic event information from the USGS NEIC",
      "topics": [
        "getEvent",
        "getEvent,IrisClient,POSIXctORmissing,POSIXctORmissing-method"
      ]
    },
    {
      "page": "getGaps",
      "title": "Gap analysis",
      "topics": [
        "getGaps",
        "getGaps,Stream,missing-method",
        "getGaps,Stream,numeric-method"
      ]
    },
    {
      "page": "getNetwork",
      "title": "Retrieve Network metadata from EarthScope or other FDSN station service",
      "topics": [
        "getNetwork",
        "getNetwork,IrisClient,characterORmissing,characterORmissing,characterORmissing,characterORmissing,POSIXctORmissing,POSIXctORmissing,logicalORmissing-method"
      ]
    },
    {
      "page": "getRotation",
      "title": "Retrieve rotated seismic data from EarthScope",
      "topics": [
        "getRotation",
        "getRotation,IrisClient,character,character,character,character,POSIXct,POSIXct,character-method"
      ]
    },
    {
      "page": "getSNCL",
      "title": "Retrieve seismic data from EarthScope",
      "topics": [
        "getSNCL",
        "getSNCL,IrisClient,character,POSIXct,POSIXct-method"
      ]
    },
    {
      "page": "getStation",
      "title": "Retrieve Station metadata from EarthScope or other FDSN Data Center",
      "topics": [
        "getStation",
        "getStation,IrisClient,character,characterORmissing,characterORmissing,characterORmissing,POSIXctORmissing,POSIXctORmissing,logicalORmissing-method"
      ]
    },
    {
      "page": "getTimeseries",
      "title": "Retrieve seismic data from EarthScope",
      "topics": [
        "getTimeseries",
        "getTimeseries,IrisClient,character,character,character,character,POSIXct,POSIXct-method"
      ]
    },
    {
      "page": "getTraveltime",
      "title": "Retrieve seismic traveltime information from EarthScope",
      "topics": [
        "getTraveltime",
        "getTraveltime,IrisClient,numeric,numeric,numeric,numeric,numeric-method"
      ]
    },
    {
      "page": "getUnavailability",
      "title": "Retrieve Channel metadata from EarthScope",
      "topics": [
        "getUnavailability",
        "getUnavailability,IrisClient,character,character,character,character,POSIXct,POSIXct,logical-method",
        "getUnavailability,IrisClient,character,character,character,character,POSIXct,POSIXct,missing-method"
      ]
    },
    {
      "page": "getUpDownTimes",
      "title": "Determine times when a channel starts/stops collecting data",
      "topics": [
        "getUpDownTimes",
        "getUpDownTimes,Stream,missing,missing-method",
        "getUpDownTimes,Stream,numeric,numeric-method"
      ]
    },
    {
      "page": "hilbert",
      "title": "Hilbert of a seismic signal",
      "topics": [
        "hilbert",
        "hilbert,Trace-method"
      ]
    },
    {
      "page": "hilbertFFT",
      "title": "Hilbert FFT",
      "topics": [
        "hilbertFFT"
      ]
    },
    {
      "page": "IrisClient-class",
      "title": "Class '\"IrisClient\"'",
      "topics": [
        "initialize,IrisClient-method",
        "IrisClient-class"
      ]
    },
    {
      "page": "IRISSeismic-deprecated",
      "title": "Deprecated Functions in Package 'IRISSeismic'",
      "topics": [
        "IRISSeismic-deprecated"
      ]
    },
    {
      "page": "McNamaraBins",
      "title": "McNamara Binning",
      "topics": [
        "McNamaraBins"
      ]
    },
    {
      "page": "McNamaraPSD",
      "title": "Power Spectral Density",
      "topics": [
        "McNamaraPSD"
      ]
    },
    {
      "page": "mergeTraces",
      "title": "Merge multiple traces into a single trace",
      "topics": [
        "mergeTraces",
        "mergeTraces,Stream,character-method",
        "mergeTraces,Stream,missing-method"
      ]
    },
    {
      "page": "mergeUpDownTimes",
      "title": "Determine overlaps in two sets of upDownTimes.",
      "topics": [
        "mergeUpDownTimes",
        "mergeUpDownTimes,NULL,POSIXct,logical-method",
        "mergeUpDownTimes,NULL,POSIXct,missing-method",
        "mergeUpDownTimes,POSIXct,NULL,logical-method",
        "mergeUpDownTimes,POSIXct,NULL,missing-method",
        "mergeUpDownTimes,POSIXct,POSIXct,logical-method",
        "mergeUpDownTimes,POSIXct,POSIXct,missing-method"
      ]
    },
    {
      "page": "miniseed2Stream",
      "title": "Convert miniSEED bytes to 'Stream' object",
      "topics": [
        "miniseed2Stream"
      ]
    },
    {
      "page": "multiplyBy",
      "title": "Multiplication by a constant",
      "topics": [
        "multiplyBy",
        "multiplyBy,Stream,numeric-method",
        "multiplyBy,Trace,numeric-method"
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    },
    {
      "page": "noiseMatrix2PdfMatrix",
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      "topics": [
        "noiseMatrix2PdfMatrix"
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    },
    {
      "page": "noiseModels",
      "title": "Generate NHNM and NLNM noise models",
      "topics": [
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    },
    {
      "page": "psdDF2NoiseMatrix",
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      "topics": [
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    },
    {
      "page": "psdList",
      "title": "Apply McNamara PSD algorithm to a seismic signal",
      "topics": [
        "psdList"
      ]
    },
    {
      "page": "psdList2NoiseMatrix",
      "title": "Apply instrument correction to PSDs",
      "topics": [
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    },
    {
      "page": "psdPlot",
      "title": "Generate plots from a set of PSDs",
      "topics": [
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      ]
    },
    {
      "page": "psdStatistics",
      "title": "Return statistics for a set of PSDs",
      "topics": [
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    },
    {
      "page": "readMiniseedFile",
      "title": "Convert miniSEED file to 'Stream' object",
      "topics": [
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    },
    {
      "page": "rmsVariance",
      "title": "Root Mean Square and RMS Variance",
      "topics": [
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        "parallelRmsVariance",
        "rms",
        "rms,Trace,logical-method",
        "rms,Trace,missing-method",
        "rmsVariance",
        "rmsVariance,Trace,logical-method",
        "rmsVariance,Trace,missing-method"
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    },
    {
      "page": "rotate2D",
      "title": "Rotate horizontal components of a seismic signal",
      "topics": [
        "rotate2D"
      ]
    },
    {
      "page": "slice",
      "title": "Slice a section out of a 'Trace' or 'Stream'",
      "topics": [
        "slice",
        "slice,Trace,POSIXct,POSIXct-method"
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    },
    {
      "page": "STALTA",
      "title": "STA/LTA",
      "topics": [
        "STALTA",
        "STALTA,Trace,missing,missing,missing,missing,missing,missing,missing-method",
        "STALTA,Trace,numeric,numeric,character,logical,logical,numeric,numeric-method",
        "STALTA,Trace,numeric,numeric,character,missing,missing,missing,missing-method",
        "STALTA,Trace,numeric,numeric,missing,missing,missing,missing,missing-method"
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    },
    {
      "page": "Stream-class",
      "title": "Class '\"Stream\"'",
      "topics": [
        "plot,Stream-method",
        "plotUpDownTimes",
        "plotUpDownTimes,POSIXct,missing,missing-method",
        "plotUpDownTimes,POSIXct,missing,numeric-method",
        "plotUpDownTimes,POSIXct,numeric,missing-method",
        "plotUpDownTimes,POSIXct,numeric,numeric-method",
        "plotUpDownTimes,Stream,missing,missing-method",
        "plotUpDownTimes,Stream,missing,numeric-method",
        "plotUpDownTimes,Stream,numeric,missing-method",
        "plotUpDownTimes,Stream,numeric,numeric-method",
        "slice,Stream,POSIXct,POSIXct-method",
        "Stream",
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        "uniqueIds",
        "uniqueIds,Stream-method"
      ]
    },
    {
      "page": "surfaceDistance",
      "title": "Earth surface distance between two points",
      "topics": [
        "surfaceDistance"
      ]
    },
    {
      "page": "taupTraveltime",
      "title": "Return seismic travel time information using 'The TauP Toolkit'",
      "topics": [
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    },
    {
      "page": "Trace-class",
      "title": "Class '\"Trace\"'",
      "topics": [
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        "initialize,Trace-method",
        "isDC",
        "isDC,Trace-method",
        "plot,Trace-method",
        "Trace",
        "Trace-class"
      ]
    },
    {
      "page": "TraceHeader-class",
      "title": "Class '\"TraceHeader\"'",
      "topics": [
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        "as.headerLine,TraceHeader-method",
        "initialize,TraceHeader-method",
        "show,TraceHeader-method",
        "TraceHeader",
        "TraceHeader-class"
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    },
    {
      "page": "transferFunctionSpectra",
      "title": "function to retrieve response values to use for input to the IRISMustangMetrics::transferFunctionMetric",
      "topics": [
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      ]
    },
    {
      "page": "triggerOnset",
      "title": "Event onset triggering",
      "topics": [
        "triggerOnset",
        "triggerOnset,Trace,numeric-method"
      ]
    },
    {
      "page": "unHistogram",
      "title": "Histogram to Vector",
      "topics": [
        "unHistogram"
      ]
    }
  ],
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    "glue",
    "lifecycle",
    "magrittr",
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      "source": "IRISSeismic-intro.Rmd",
      "filename": "IRISSeismic-intro.html",
      "title": "Introduction to the IRISSeismic Package",
      "author": "Jonathan Callahan (jonathan@mazamascience.com), Mazama Science, Robert Casey (rob.casey@earthscope.org), EarthScope, Mary Templeton (mary.templeton@earthscope.org), EarthScope",
      "engine": "knitr::rmarkdown",
      "headings": [
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        "Getting Started",
        "RStudio",
        "First Example",
        "Understanding Stream and Trace objects",
        "Be careful with times",
        "Example Operations",
        "Closer examination of a seismic signal",
        "Detecting events with STA/LTA",
        "Other EarthScope web services"
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      "created": "2016-12-20 00:08:37",
      "modified": "2026-07-21 03:40:02",
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