spatialEco2.0-2 package

Spatial Analysis and Modelling Utilities

all_pairwise

All pairwise combinations

annulus.matrix

Annulus matrix

aspline.downscale

Raster Downscale using adaptive regression splines

background

Background sample

bbox_poly

Bounding box polygon

bearing.distance

Bearing and Distance

breeding.density

Breeding density areas (aka, core habitat areas)

built.index

built index

cgls_urls

Provide URL's for Copernicus Global Land Service datasets

chae

Canine-Human Age Equivalent

classBreaks

Class breaks

collinear

Collinearity test

combine

raster combine

concordance

Concordance test for binomial models

conf.interval

Confidence interval for mean or median

correlogram

Correlogram

cross.tab

Class comparison between two nominal rasters

crossCorrelation

Spatial cross correlation

csi

Cosine Similarity Index

curvature

Surface curvature

dahi

Diurnal Anisotropic Heat Index

date_seq

date sequence

daymet.point

DAYMET point values

daymet.tiles

DAYMET Tile ID's

dispersion

Dispersion (H-prime)

dissection

Dissection

divergence

divergence

effect.size

Cohen's-d effect size

elev

Elevation raster

erase.point

Erase points

extract.vertices

Extract vertices for polygons or lines

fuzzySum

Fuzzy Sum

gaussian.kernel

Gaussian Kernel

geo.buffer

Buffer geographic data

group.pdf

Probability density plot by group

hexagons

Hexagons

hli.pt

Point estimate of Heat Load Index

hli

Heat Load Index

hsp

Hierarchical Slope Position

hybrid.kmeans

Hybrid K-means

idw.smoothing

Inverse Distance Weighted smoothing

impute.loess

Impute loess

insert

Insert a row or column into a data.frame

insert.values

Insert Values

is.empty

is.empty

kendall

Kendall tau trend with continuity correction for time-series

kl.divergence

Kullback-Leibler divergence (relative entropy)

knn

Spatial K nearest neighbor

lai

Leaf Area Index

local.min.max

Local minimum and maximum

loess.boot

Loess Bootstrap

loess.ci

Loess with confidence intervals

logistic.regression

Logistic and Auto-logistic regression

max_extent

Maximum extent of multiple rasters

mean_angle

Mean Angle

moments

moments

morans.plot

Autocorrelation Plot

nni

Average Nearest Neighbor Index (NNI)

nth.values

Nth values

o.ring

Inhomogeneous O-ring

oli.asw

Query AWS-OLI

optimal.k

optimalK

optimized.sample.variance

Optimized sample variance

outliers

Outliers

overlap

Niche overlap (Warren's-I)

parea.sample

Percent area sample

parse.bits

Parse bits

partial.cor

Partial and Semi-partial correlation

plot.effect.size

Plot effect size

plot.loess.boot

Plot Loess Bootstrap

poly.regression

Local Polynomial Regression

poly_trend

Polynomial trend

polyPerimeter

Polygon perimeter

pp.subsample

Point process random subsample

print.cross.cor

Print spatial cross correlation

print.effect.size

Print effect size

print.loess.boot

Print Loess bootstrap model

print.poly.trend

Print poly_trend

proximity.index

Proximity Index

pseudo.absence

Pseudo-absence random samples

quadrats

Quadrats

random.raster

Random raster

raster.change

Raster change between two nominal rasters

raster.deviation

Raster local deviation from the global trend

raster.downscale

Raster Downscale

raster.entropy

Raster Entropy

raster.gaussian.smooth

Gaussian smoothing of raster

raster.invert

Invert raster

raster.kendall

Kendall tau trend with continuity correction for raster time-series

raster.mds

Raster multidimensional scaling (MDS)

raster.modified.ttest

Dutilleul moving window bivariate raster correlation

raster.moments

Raster moments

raster.transformation

Statistical transformation for rasters

raster.vol

Raster Percent Volume

raster.Zscore

Modified z-score for a raster

rasterCorrelation

Raster correlation

rasterDistance

Raster Distance

remove.holes

Remove or return polygon holes

remove_duplicates

Remove duplicate geometries

rm.ext

Remove extension

rotate.polygon

Rotate polygon

sa.trans

Trigonometric transformation of a slope and aspect interaction

sample.annulus

Sample annulus

sampleTransect

Sample transect

sar

Surface Area Ratio

separability

separability

sf.kde

Spatial kernel density estimate

sf_dissolve

Dissolve polygons

sg.smooth

Savitzky-Golay smoothing filter

shannons

Shannon's Diversity (Entropy) Index

shift

shift

sieve

Sieve raster data

similarity

Ecological similarity

smooth.time.series

Smooth Raster Time-series

sobal

Sobel-Feldman operator

spatial.select

Spatial Select

spatialEcoNews

spatialEco news

spectral.separability

spectral separability

spherical.sd

Spherical Variance or Standard Deviation of Surface

squareBuffer

Square buffer

srr

Surface Relief Ratio

stratified.random

Stratified random sample

subsample.distance

Distance-based subsampling

summary.cross.cor

Summary of spatial cross correlation

summary.effect.size

Summarizing effect size

summary.loess.boot

Summarizing Loess bootstrap models

swvi

Senescence weighted Vegetation Index (swvi)

time_to_event

Time to event

TM5

Landsat 5 TM Scene

topo.distance

Topographic distance

tpi

Topographic Position Index (tpi)

trasp

Solar-radiation Aspect Index

trend.line

trend.line

tri

Terrain Ruggedness Index

vrm

Vector Ruggedness Measure (VRM)

winsorize

Winsorize transformation

wt.centroid

Weighted centroid

Utilities to support spatial data manipulation, query, sampling and modelling in ecological applications. Functions include models for species population density, spatial smoothing, multivariate separability, point process model for creating pseudo- absences and sub-sampling, Quadrant-based sampling and analysis, auto-logistic modeling, sampling models, cluster optimization, statistical exploratory tools and raster-based metrics.

  • Maintainer: Jeffrey S. Evans
  • License: GPL-3
  • Last published: 2023-11-17