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  "Title": "Spatial Analysis and Modelling Utilities",
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  "Authors@R": "c(\nperson(family=\"Evans\", given=\"Jeffrey S.\", email = \"sage_insights@outlook.com\",\nrole = c(\"aut\", \"cre\"), comment = c(ORCID = \"0000-0002-5533-7044\")),\nperson(family=\"Murphy\", given=\"Melanie A.\", role = \"ctb\"),\nperson(family=\"Ram\", given=\"Karthik\", role = \"ctb\") )",
  "Description": "Utilities to support spatial data manipulation, query,\nsampling and modelling in ecological applications. Functions\ninclude models for species population density, spatial\nsmoothing, multivariate separability, point process model for\ncreating pseudo- absences and sub-sampling, Quadrant-based\nsampling and analysis, auto-logistic modeling, sampling models,\ncluster optimization, statistical exploratory tools and\nraster-based metrics.",
  "Maintainer": "Jeffrey S. Evans <sage_insights@outlook.com>",
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  "Date/Publication": "2026-05-19 16:48:39 UTC",
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    "aspline.downscale",
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    "built.index",
    "cgls_urls",
    "chae",
    "classBreaks",
    "collinear",
    "combine",
    "concordance",
    "conf.interval",
    "convexHull",
    "correlogram",
    "cross.tab",
    "crossCorrelation",
    "csi",
    "curvature",
    "dahi",
    "date_seq",
    "daymet.point",
    "daymet.tiles",
    "dispersion",
    "dissection",
    "divergence",
    "effect.size",
    "erase.point",
    "extract.vertices",
    "fuzzySum",
    "gaussian.kernel",
    "geo.buffer",
    "group.pdf",
    "hexagons",
    "hli",
    "hli.pt",
    "hsp",
    "hybrid.kmeans",
    "idw.smoothing",
    "impute.loess",
    "insert",
    "insert.values",
    "is.empty",
    "kendall",
    "kl.divergence",
    "knn",
    "lai",
    "local.min.max",
    "loess.boot",
    "loess.ci",
    "logistic.regression",
    "max_extent",
    "mean_angle",
    "moments",
    "morans.plot",
    "nni",
    "nth.values",
    "o.ring",
    "oli.aws",
    "optimal.k",
    "optimized.sample.variance",
    "outliers",
    "overlap",
    "parea.sample",
    "parse.bits",
    "partial.cor",
    "poly_trend",
    "poly.regression",
    "polyPerimeter",
    "pp.subsample",
    "proximity.index",
    "pseudo.absence",
    "quadrats",
    "random.raster",
    "raster.change",
    "raster.deviation",
    "raster.downscale",
    "raster.entropy",
    "raster.gaussian.smooth",
    "raster.invert",
    "raster.kendall",
    "raster.mds",
    "raster.modified.ttest",
    "raster.moments",
    "raster.transformation",
    "raster.vol",
    "raster.Zscore",
    "rasterCorrelation",
    "rasterDistance",
    "remove_duplicates",
    "remove.holes",
    "rm.ext",
    "rotate.polygon",
    "sa.trans",
    "sample.annulus",
    "sampleTransect",
    "sar",
    "separability",
    "sf_dissolve",
    "sf.kde",
    "sg.smooth",
    "shannons",
    "shift",
    "sieve",
    "similarity",
    "smooth.time.series",
    "sobal",
    "sp.kde",
    "spatial.select",
    "spatialEcoNews",
    "spectral.separability",
    "spherical.sd",
    "squareBuffer",
    "srr",
    "stratified.random",
    "subsample.distance",
    "swvi",
    "time_to_event",
    "topo.distance",
    "tpi",
    "trasp",
    "trend.line",
    "tri",
    "vrm",
    "winsorize",
    "wt.centroid",
    "z_normalization"
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      "name": "ants",
      "title": "Ant Biodiversity Data",
      "object": "ants",
      "class": [
        "data.frame"
      ],
      "fields": [
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        "Primary.Forest",
        "Abandoned.cacao.plantations",
        "Productive.cacao.plantations",
        "Banana.plantations"
      ],
      "rows": 82,
      "table": true,
      "tojson": true
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      "object": "chen",
      "class": [
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      ],
      "fields": [],
      "table": false,
      "tojson": true
    },
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      "name": "cor.data",
      "title": "Various correlation structures",
      "object": "cor.data",
      "class": [
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      "fields": [],
      "table": false,
      "tojson": true
    },
    {
      "name": "pu",
      "title": "Biodiversity Planning Units",
      "object": "pu",
      "class": [
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      ],
      "fields": [
        "UNIT_ID",
        "DR_Dr_A",
        "DR_Dr_L",
        "Ht_Dr_A",
        "Ht_Dr_L",
        "DR_Ms_A",
        "DR_Ms_L",
        "Ht_Ms_L",
        "DR_LM_M",
        "H_LM_M_L",
        "H_LM_R_L",
        "DR_LM_R_L",
        "DR_Rn_L",
        "DR_LM_R_S",
        "DR_Rn_S",
        "DR_Ms_S",
        "Ht_Ms_A",
        "DR_Ms_E",
        "DR_Ms_I",
        "DR_Rn_E",
        "DR_Rn_I",
        "H_LM_R_E",
        "Ht_Ms_E",
        "Ht_Rn_E",
        "DR_Rn_A",
        "Ht_Rn_A",
        "Ht_Rn_I",
        "Ht_Dr_E",
        "Ht_Ms_S",
        "Ht_Dr_S",
        "Ht_Rn_L",
        "Ht_Th_A",
        "Ht_Th_L",
        "Ht_Th_S",
        "Ht_Dr_U",
        "Ht_Dr_I",
        "Ht_Ms_I",
        "H_LM_M_A",
        "H_LM_M_E",
        "H_LM_R_A",
        "H_LM_M_S",
        "H_LM_R_I",
        "H_LM_R_S",
        "Ht_Rn_S",
        "Ht_Ms_U",
        "Ht_Rn_U",
        "geometry"
      ],
      "rows": 5919,
      "table": false,
      "tojson": true
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  "_help": [
    {
      "page": "all_pairwise",
      "title": "All pairwise combinations",
      "topics": [
        "all_pairwise"
      ]
    },
    {
      "page": "annulus.matrix",
      "title": "Annulus matrix",
      "topics": [
        "annulus.matrix"
      ]
    },
    {
      "page": "ants",
      "title": "Ant Biodiversity Data",
      "topics": [
        "ants"
      ]
    },
    {
      "page": "aspline.downscale",
      "title": "Raster Downscale using adaptive regression splines",
      "topics": [
        "aspline.downscale"
      ]
    },
    {
      "page": "background",
      "title": "Background sample",
      "topics": [
        "background"
      ]
    },
    {
      "page": "bbox_poly",
      "title": "Bounding box polygon",
      "topics": [
        "bbox_poly"
      ]
    },
    {
      "page": "bearing.distance",
      "title": "Bearing and Distance",
      "topics": [
        "bearing.distance"
      ]
    },
    {
      "page": "breeding.density",
      "title": "Breeding density areas (aka, core habitat areas)",
      "topics": [
        "breeding.density"
      ]
    },
    {
      "page": "built.index",
      "title": "built index",
      "topics": [
        "built.index"
      ]
    },
    {
      "page": "cgls_urls",
      "title": "Provide URL's for Copernicus Global Land Service datasets",
      "topics": [
        "cgls_urls"
      ]
    },
    {
      "page": "chae",
      "title": "Canine-Human Age Equivalent",
      "topics": [
        "chae"
      ]
    },
    {
      "page": "chen",
      "title": "Cross-correlation data from Chen (2015)",
      "topics": [
        "chen"
      ]
    },
    {
      "page": "classBreaks",
      "title": "Class breaks",
      "topics": [
        "classBreaks"
      ]
    },
    {
      "page": "collinear",
      "title": "Collinearity test",
      "topics": [
        "collinear"
      ]
    },
    {
      "page": "combine",
      "title": "raster combine",
      "topics": [
        "combine"
      ]
    },
    {
      "page": "concordance",
      "title": "Concordance test for binomial models",
      "topics": [
        "concordance"
      ]
    },
    {
      "page": "conf.interval",
      "title": "Confidence interval for mean or median",
      "topics": [
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    },
    {
      "page": "convexHull",
      "title": "Alpha Convex Hull",
      "topics": [
        "convexHull"
      ]
    },
    {
      "page": "cor.data",
      "title": "Various correlation structures",
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    {
      "page": "correlogram",
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      ]
    },
    {
      "page": "cross.tab",
      "title": "Class comparison between two nominal rasters",
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        "cross.tab"
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    },
    {
      "page": "crossCorrelation",
      "title": "Spatial cross correlation",
      "topics": [
        "crossCorrelation"
      ]
    },
    {
      "page": "csi",
      "title": "Cosine Similarity Index",
      "topics": [
        "csi"
      ]
    },
    {
      "page": "curvature",
      "title": "Surface curvature",
      "topics": [
        "curvature"
      ]
    },
    {
      "page": "dahi",
      "title": "Diurnal Anisotropic Heat Index",
      "topics": [
        "dahi"
      ]
    },
    {
      "page": "date_seq",
      "title": "date sequence",
      "topics": [
        "date_seq"
      ]
    },
    {
      "page": "daymet.point",
      "title": "DAYMET point values",
      "topics": [
        "daymet.point"
      ]
    },
    {
      "page": "daymet.tiles",
      "title": "DAYMET Tile ID's",
      "topics": [
        "daymet.tiles"
      ]
    },
    {
      "page": "dispersion",
      "title": "Dispersion (H-prime)",
      "topics": [
        "dispersion"
      ]
    },
    {
      "page": "dissection",
      "title": "Dissection",
      "topics": [
        "dissection"
      ]
    },
    {
      "page": "divergence",
      "title": "divergence",
      "topics": [
        "divergence"
      ]
    },
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