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geoR (version 1.3-1)
geoR - functions for geostatistical analysis
Description
Functions to perform geostatistical analysis including model-based methods
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Install
install.packages('geoR')
Monthly Downloads
6,019
Version
1.3-1
License
GPL Version 2 or later
Maintainer
Paulo Ribeiro Jr
Last Published
July 30th, 2002
Functions in geoR (1.3-1)
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cov.spatial
Computes Value of the Covariance Function
legend.krige
Add a legend to a image with kriging results
lines.variomodel.krige.bayes
Adds a Bayesian Estimate of the Variogram to a Plot
set.coords.lims
Sets Limits to Scale Plots
summary.variomodel
Summarize Results of Variogram Estimation
variog
Compute Empirical Variograms
xvalid
Cross-validation using kriging
lines.variogram.envelope
Adds Envelopes Lines to a Variogram Plot
statistics.predictive
Summary statistics from predictive distributions
InvChisquare
The (Scaled) Inverse Chi-Squared Distribution
likfit
Likelihood Based Parameter Estimation for Gaussian Random Fields
lines.variomodel
Adds a Line with a Variogram Model to a Variogram Plot
locations.inside
select prediction locations inside borders
image.grf
Image or Perspective Plot of Simulated Gaussian Random Field
geoR-defunct
Defunct Functions in the Package geoR
plot.geodata
Exploratory Geostatistical Plots
summary.likGRF
Summarizes Parameter Estimation Results for Gaussian Random Fields
boxcox.geodata
Box-Cox transformation for geodata objects
isaaks
Data from Isaaks and Srisvastava's book
wrappers
Wrappers for the C functions used in geoR
geoR-internal
geoR internal functions
lines.variomodel.grf
Lines with True Variogram for Simulated Data
matern
Computer Values of the Matern Correlation Function
hist.krige.bayes
Plots Sample from Posterior Distributions
boxcox
The Box-Cox Transformed Normal Distribution
coords.aniso
Geometric Anisotropy Correction
grf
Simulation of Gaussian Random Fields
lines.variomodel.variofit
Adds a Line with a Fitted Variogram Model to a Variogram Plot
plot.xvalid
Plot Cross-Validation Results
trend.spatial
Builds the Trend Matrix
varcov.spatial
Computes Covariance Matrix and Related Results
plot.krige.bayes
Plots Prior and/or Posterior Distributions
lines.variomodel.likGRF
Adds a Variogram Line to a Variogram Plot
nlmP
Adapts nlm for Constraints in the Parameter Values
plot.variogram
Plot Empirical Variogram
output.control
Defines output options for prediction functions
proflik
Computes Profile Likelihoods
loglik.GRF
Log-Likelihood for a Gaussian Random Field
image.kriging
Image or Perspective Plot with Kriging Results
krige.bayes
Bayesian Analysis for Gaussian Geostatistical Models
points.geodata
Plots Spatial Locations and Data Values
as.geodata
Converts an Object to the Class "geodata"
plot.grf
Plots Variograms for Simulated Data
read.geodata
Reads and Converts Data to geoR Format
ksline
Spatial Prediction -- Conventional Kriging
variog4
Computes Directional Variograms
lines.variogram
Line with a Empirical Variogram
boxcox.fit
Parameter Estimation for the Box-Cox Transformation
variofit
Variogram Based Parameter Estimation
image.krige.bayes
Plots Results of the Predictive Distribution
variog.model.env
Envelops for Empirical Variograms Based on Model Parameters
plot.proflik
Plots Profile Likelihoods
polygrid
Coordinates of Points Inside a Polygon
variog.mc.env
Envelops for Empirical Variograms Based on Permutation
plot.variog4
Plot Directional Variograms
sample.posterior
Samples from the posterior distribution
summary.geodata
Summaries for geodata object
elevation
Surface Elevations
krige.conv
Spatial Prediction -- Conventional Kriging
sample.prior
Samples from the prior
s256i
Simulated Data-Set which Illustrate the Usage of krige.bayes
ca20
Calcium content in soil samples
s100 and s121
Simulated Data-Sets which Illustrate the Usage of the Package geoR
SIC
Spatial Interpolation Comparison data
parana
Rainfall Data from Parana State, Brasil
hoef
Data for spatial analysis of experiments
wolfcamp
Wolfcamp Aquifer Data