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    "lets.summarizer",
    "lets.summaryze.cells",
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        "Family",
        "Status",
        "Criteria",
        "Population",
        "Description_Year",
        "Country"
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      "table": true,
      "tojson": true
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      "table": false,
      "tojson": false
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        "data.frame"
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        "presence",
        "origin",
        "seasonal",
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      "fields": [],
      "table": false,
      "tojson": false
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      "object": "temp",
      "class": [
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      ],
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      "table": false,
      "tojson": false
    },
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      "title": "Simplified world country polygons",
      "object": "wrld_simpl",
      "class": [
        "sf",
        "data.frame"
      ],
      "fields": [
        "FIPS",
        "ISO2",
        "ISO3",
        "UN",
        "NAME",
        "AREA",
        "POP2005",
        "REGION",
        "SUBREGION",
        "LON",
        "LAT",
        "geometry"
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  "_help": [
    {
      "page": "letsR-package",
      "title": "Tools for Data Handling and Analysis in Macroecology.",
      "topics": [
        "letsR-package",
        "letsR"
      ]
    },
    {
      "page": "IUCN",
      "title": "IUCN evaluation for frogs of the genus Phyllomedusa",
      "topics": [
        "IUCN"
      ]
    },
    {
      "page": "lets.addpoly",
      "title": "Add polygon coverage to a PresenceAbscence object",
      "topics": [
        "lets.addpoly"
      ]
    },
    {
      "page": "lets.addvar",
      "title": "Add variables (in raster format) to a PresenceAbscence object",
      "topics": [
        "lets.addvar"
      ]
    },
    {
      "page": "lets.attrcells",
      "title": "Descriptors of position, centrality, and isolation in attribute space",
      "topics": [
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    },
    {
      "page": "lets.attrpam",
      "title": "Attribute-space Presence–Absence Matrix (attrPAM)",
      "topics": [
        "lets.attrpam"
      ]
    },
    {
      "page": "lets.classvar",
      "title": "Frequency distribution of a variable within a species' range",
      "topics": [
        "lets.classvar"
      ]
    },
    {
      "page": "lets.correl",
      "title": "Compute correlogram based on the Moran's I index",
      "topics": [
        "lets.correl"
      ]
    },
    {
      "page": "lets.distmat",
      "title": "Compute a geographic distance matrix",
      "topics": [
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      ]
    },
    {
      "page": "lets.envcells",
      "title": "Environmental descriptors for Presence–Absence in environmental space",
      "topics": [
        "lets.envcells"
      ]
    },
    {
      "page": "lets.envpam",
      "title": "Create a presence–absence matrix in environmental space",
      "topics": [
        "lets.envpam"
      ]
    },
    {
      "page": "lets.field",
      "title": "Create species' values based on the species co-occurrence within focal ranges",
      "topics": [
        "lets.field"
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    },
    {
      "page": "lets.gridirizer",
      "title": "Fits a grid into a PresenceAbsence object",
      "topics": [
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    },
    {
      "page": "lets.iucncont",
      "title": "Transform IUCN RedList conservation status to continuous values",
      "topics": [
        "lets.iucncont"
      ]
    },
    {
      "page": "lets.load",
      "title": "Load a PresenceAbsence object",
      "topics": [
        "lets.load"
      ]
    },
    {
      "page": "lets.maplizer",
      "title": "Create a matrix summarizing species' attributes within cells of a PresenceAbsence object",
      "topics": [
        "lets.maplizer"
      ]
    },
    {
      "page": "lets.maplizer.attr",
      "title": "Map species-level attributes over the attribute-space grid",
      "topics": [
        "lets.maplizer.attr"
      ]
    },
    {
      "page": "lets.maplizer.env",
      "title": "Map species attributes in both environmental and geographic spaces",
      "topics": [
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      ]
    },
    {
      "page": "lets.midpoint",
      "title": "Compute the midpoint of species' geographic ranges",
      "topics": [
        "lets.midpoint"
      ]
    },
    {
      "page": "lets.overlap",
      "title": "Compute pairwise species' geographic overlaps",
      "topics": [
        "lets.overlap"
      ]
    },
    {
      "page": "lets.PAMcrop",
      "title": "Crop a PresenceAbsence object based on an input shapefile",
      "topics": [
        "lets.pamcrop"
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    },
    {
      "page": "lets.plot.attrcells",
      "title": "Map AttrPAM descriptor layers",
      "topics": [
        "lets.plot.attrcells"
      ]
    },
    {
      "page": "lets.plot.attrpam",
      "title": "Plot attrPAM results",
      "topics": [
        "lets.plot.attrpam"
      ]
    },
    {
      "page": "lets.plot.envcells",
      "title": "Map envPAM descriptors",
      "topics": [
        "lets.plot.envcells"
      ]
    },
    {
      "page": "lets.plot.envpam",
      "title": "Plot species richness in environmental and geographical space",
      "topics": [
        "lets.plot.envpam"
      ]
    },
    {
      "page": "lets.presab",
      "title": "Create a presence-absence matrix of species' geographic ranges within a grid",
      "topics": [
        "lets.presab"
      ]
    },
    {
      "page": "lets.presab.birds",
      "title": "Create a presence-absence matrix of species' geographic ranges within a grid for the Birdlife spatial data",
      "topics": [
        "lets.presab.birds"
      ]
    },
    {
      "page": "lets.presab.grid",
      "title": "Create a presence-absence matrix of species' geographic ranges within a user's grid shapefile (beta version)",
      "topics": [
        "lets.presab.grid"
      ]
    },
    {
      "page": "lets.presab.grid.points",
      "title": "Create a presence-absence matrix based on species' point occurrences within a user's grid shapefile (beta version)",
      "topics": [
        "lets.presab.grid.points"
      ]
    },
    {
      "page": "lets.presab.points",
      "title": "Create a presence-absence matrix based on species' point occurrences",
      "topics": [
        "lets.presab.points"
      ]
    },
    {
      "page": "lets.rangesize",
      "title": "Compute species' geographic range sizes",
      "topics": [
        "lets.rangesize"
      ]
    },
    {
      "page": "lets.save",
      "title": "Save a PresenceAbsence object",
      "topics": [
        "lets.save"
      ]
    },
    {
      "page": "lets.shFilter",
      "title": "Filter species' shapefiles based on its presence, origin, and season",
      "topics": [
        "lets.shFilter"
      ]
    },
    {
      "page": "lets.subsetPAM",
      "title": "Subset a PresenceAbsence object based on species names",
      "topics": [
        "lets.subsetPAM"
      ]
    },
    {
      "page": "lets.subsetPAMatt",
      "title": "Subset an attribute PAM by species names",
      "topics": [
        "lets.subsetPAMatt"
      ]
    },
    {
      "page": "lets.subsetPAMenv",
      "title": "Subset an environmental PAM by species names",
      "topics": [
        "lets.subsetPAMenv"
      ]
    },
    {
      "page": "lets.summarizer",
      "title": "Summarize variable(s) values in a presence-absence matrix within species' ranges",
      "topics": [
        "lets.summarizer"
      ]
    },
    {
      "page": "lets.summaryze.cells",
      "title": "Aggregate cell-wise metrics across occupied cells per species",
      "topics": [
        "lets.summaryze.cells"
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    },
    {
      "page": "lets.transf",
      "title": "Transform values of a vector",
      "topics": [
        "lets.transf"
      ]
    },
    {
      "page": "PAM",
      "title": "PresenceAbsence object for frogs of the genus Phyllomedusa",
      "topics": [
        "PAM"
      ]
    },
    {
      "page": "Phyllomedusa",
      "title": "Phyllomedusa",
      "topics": [
        "Phyllomedusa"
      ]
    },
    {
      "page": "plot.PresenceAbsence",
      "title": "Plot an object of class PresenceAbsence",
      "topics": [
        "plot.PresenceAbsence"
      ]
    },
    {
      "page": "prec",
      "title": "Annual Precipitation raster for the world.",
      "topics": [
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    },
    {
      "page": "PresenceAbsence",
      "title": "PresenceAbsence Class",
      "topics": [
        "PresenceAbsence",
        "PresenceAbsence-class"
      ]
    },
    {
      "page": "print.PresenceAbsence",
      "title": "Print for object of class PresenceAbsence",
      "topics": [
        "print.PresenceAbsence"
      ]
    },
    {
      "page": "print.summary.PresenceAbsence",
      "title": "Print summary for object of class PresenceAbsence",
      "topics": [
        "print.summary.PresenceAbsence"
      ]
    },
    {
      "page": "summary.PresenceAbsence",
      "title": "Summary for object of class PresenceAbsence",
      "topics": [
        "summary.PresenceAbsence"
      ]
    },
    {
      "page": "temp",
      "title": "Mean temperature raster for the world.",
      "topics": [
        "temp"
      ]
    },
    {
      "page": "wrld_simpl",
      "title": "Simplified world country polygons",
      "topics": [
        "wrld_simpl"
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