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SpatialTools (version 0.3.2)

SpatialTools

Description

Tools for spatial data a nalysis. Emphasis on kriging. Provides functions for prediction and simulation. Intended to be relatively straightforward, fast, and flexible.

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Install

install.packages('SpatialTools')

Monthly Downloads

411

Version

0.3.2

License

GPL (>= 2)

Maintainer

Joshua French

Last Published

December 15th, 2011

Functions in SpatialTools (0.3.2)

simple.cov.sp

Calculates spatial covariance based on distance matrix

cov.sp

Calculates spatial covariance

maxlik.cov.sp

Determines maximum likelihood estimates of covariance parameters

decomp.cov

Calculates decomposition of covariance matrix

simple.cov.time

Calculates temporal covariance based on distance matrix

cov.st

Calculates spatio-temporal covariance

krige.ok

Performs Ordinary Kriging

condnorm.par

Calculates conditional mean and covariance matrix of multivariate normal distribution

krige.uk

Performs universal kriging

maxlik.cov.st

Determines maximum likelihood estimates of covariance parameters

toydata

A toy data set for use in examples.

mspe.uk

Calculates mean-square prediction error of Universal Kriging predictions

pweights.uk

Calculates Universal Kriging weights

rmvnorm

Generates realizations from a multivariate normal distribution

dist1

Calculates Euclidean distance of matrix of coordinates

dist2

Calculates Euclidean distance between coordinates of two matrices