A B C D E F G H I K L M O P Q R S T U V W X Y

%d*% | Basic linear algebra utilities and other computations supporting the Krig function. |

%d*%,matrix,matrix-method | Multiplying diagonal matrices in Package ‘fields’ |

%d*%,matrix,numeric-method | Multiplying diagonal matrices in Package ‘fields’ |

%d*%,numeric,matrix-method | Multiplying diagonal matrices in Package ‘fields’ |

%d*%,numeric,numeric-method | Multiplying diagonal matrices in Package ‘fields’ |

%d*%-methods | Multiplying diagonal matrices in Package ‘fields’ |

add.image | Adds an image to an existing plot. |

arrow.plot | Adds arrows to a plot |

as.image | Creates image from irregular x,y,z |

as.surface | Creates an "surface" object from grid values. |

BD | Data frame of the effect of buffer compositions on DNA strand displacement amplification. A 4-d regression data set with with replication. This is a useful test data set for exercising function fitting methods. |

bplot | boxplot |

bplot.xy | Boxplots for conditional distribution |

CO.elev | Monthly surface meterology for Colorado 1895-1997 |

CO.id | Monthly surface meterology for Colorado 1895-1997 |

CO.loc | Monthly surface meterology for Colorado 1895-1997 |

CO.names | Monthly surface meterology for Colorado 1895-1997 |

CO.ppt | Monthly surface meterology for Colorado 1895-1997 |

CO.tmax | Monthly surface meterology for Colorado 1895-1997 |

CO.tmin | Monthly surface meterology for Colorado 1895-1997 |

CO.years | Monthly surface meterology for Colorado 1895-1997 |

coef.Krig | Kriging surface estimate |

colorbar.plot | Adds color scale strips to an existing plot. |

cover.design | Computes Space-Filling "Coverage" designs using Swapping Algorithm |

crop.image | Some simple functions for subsetting images |

cubic.cov | Exponential family, radial basis functions,cubic spline, compactly supported Wendland family and stationary covariances. |

designer.colors | Some useful color tables for images. |

discretize.image | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

drape.color | Perspective plot draped with colors in the facets. |

drape.plot | Perspective plot draped with colors in the facets. |

Exp.cov | Exponential family, radial basis functions,cubic spline, compactly supported Wendland family and stationary covariances. |

Exp.image.cov | Exponential, Matern and general covariance functions for 2-d gridded locations. |

Exp.simple.cov | Exponential family, radial basis functions,cubic spline, compactly supported Wendland family and stationary covariances. |

Exponential | Covariance functions |

fastTps | Thin plate spline regression |

fields | fields - tools for spatial data |

fields.color.picker | fields - graphics hints |

fields.convert.grid | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

fields.derivative.poly | Fields supporting functions |

fields.diagonalize | Fields supporting functions |

fields.duplicated.matrix | Fields supporting functions |

fields.evlpoly | Fields supporting functions |

fields.evlpoly2 | Fields supporting functions |

fields.hints | fields - graphics hints |

fields.mkpoly | Fields supporting functions |

fields.rdist.near | Euclidean distance matrix |

fields.style | fields - graphics hints |

fields.tests | Testing fields functions |

fields.x.to.grid | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

fitted.Krig | Kriging surface estimate |

flame | Response surface experiment ionizing a reagent |

gcv.Krig | Finds profile likelihood and GCV estimates of smoothing parameters for splines and Kriging. |

gcv.sreg | Finds profile likelihood and GCV estimates of smoothing parameters for splines and Kriging. |

get.rectangle | Some simple functions for subsetting images |

grid list | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

grid.list | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

half.image | Some simple functions for subsetting images |

image.plot | Draws image plot with a legend strip for the color scale based on either a regular grid or a grid of quadrilaterals. |

image.smooth | Kernel smoother for irregular 2-d data |

interp.surface | Fast bilinear interpolator from a grid. |

Krig | Kriging surface estimate |

Krig.Amatrix | Smoother (or "hat") matrix relating predicted values to the dependent (Y) values. |

Krig.check.xY | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.coef | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.cor.Y | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.engine.default | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.engine.fixed | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.engine.knots | Basic linear algebra utilities and other computations supporting the Krig function. |

krig.image | Spatial process estimate for large irregular 2-d dats sets. |

Krig.make.u | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.make.W | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.make.Wi | Basic linear algebra utilities and other computations supporting the Krig function. |

Krig.null.function | Default function to create fixed matrix part of spatial process model. |

Krig.transform.xY | Basic linear algebra utilities and other computations supporting the Krig function. |

lennon | Gray image of John Lennon. |

Matern | Covariance functions |

matern.image.cov | Exponential, Matern and general covariance functions for 2-d gridded locations. |

minitri | Mini triathlon results |

mKrig | "micro Krig" Spatial process estimate of a curve or surface, "kriging" with a known covariance function. |

ozone | Data set of ozone measurements at 20 Chicago monitoring stations. |

ozone2 | Daily 8-hour ozone averages for sites in the Midwest |

parse.grid.list | Some simple functions for working with gridded data and the grid format (grid.list) used in fields. |

plot.Krig | Diagnostic and summary plots of a Kriging or spline object |

plot.sreg | Diagnostic and summary plots of a Kriging or spline object |

plot.surface | Plots a surface |

plot.vgram.matrix | Computes a variogram from an image |

plot.Wimage | Plots 2-d wavelet coefficents by level and type |

poisson.cov | Poisson spherical covariance function |

poly.image | Image plot for cells that are irregular quadrilaterals. |

predict.Krig | Evaluation of Krig spatial process estimate. |

predict.mKrig | "micro Krig" Spatial process estimate of a curve or surface, "kriging" with a known covariance function. |

predict.se | Standard errors of predictions |

predict.se.Krig | Standard errors of predictions for Krig spatial process estimate |

predict.se.KrigA | Standard errors of predictions for Krig spatial process estimate |

predict.surface | Evaluates a fitted function or its standard errors as a surface object |

print.Krig | Print kriging fit results. |

print.mKrig | "micro Krig" Spatial process estimate of a curve or surface, "kriging" with a known covariance function. |

PRISMelevation | Monthly total precipitation (mm) for August 1963 in the Rocky Mountain Region and some gridded 4km elevation data sets. |

pushpin | Adds a "push pin" to an existing 3-d plot |

qsreg | Quantile or Robust spline regression |

quilt.plot | Image plot for irregular spatial data. |

Rad.cov | |

Rad.image.cov | Exponential, Matern and general covariance functions for 2-d gridded locations. |

Rad.simple.cov | |

RadialBasis | Covariance functions |

rat.diet | Experiment studying an appetite supressant in rats. |

RCMexample | 3-hour precipitation fields from a regional climate model |

rdist | Euclidean distance matrix |

rdist.earth | Great circle distance matrix |

resid.Krig | Kriging surface estimate |

ribbon.plot | Adds to an existing plot, a ribbon of color, based on values from a color scale, along a sequence of line segments. |

RMelevation | Monthly total precipitation (mm) for August 1963 in the Rocky Mountain Region and some gridded 4km elevation data sets. |

RMprecip | Monthly total precipitation (mm) for August 1963 in the Rocky Mountain Region and some gridded 4km elevation data sets. |

set.panel | Specify a panel of plots |

setup.image.smooth | Kernel smoother for irregular 2-d data |

sim.Krig.grid | Conditonal simulation of a spatial process |

sim.Krig.standard | Conditonal simulation of a spatial process |

sim.rf | Simulates a random field |

smooth.2d | Kernel smoother for irregular 2-d data |

spam2full | Conversion of formats for sparse matrices |

spam2spind | Conversion of formats for sparse matrices |

spind2full | Conversion of formats for sparse matrices |

spind2spam | Conversion of formats for sparse matrices |

splint | Cubic spline interpolation |

sreg | Smoothing spline regression |

stationary.cov | |

stationary.image.cov | Exponential, Matern and general covariance functions for 2-d gridded locations. |

stationary.taper.cov | |

stats | Calculate summary statistics |

stats.bin | Bins data and finds some summary statistics. |

summary.Krig | Summary for Krig spatial process estimate |

summary.ncdf | Summarizes a netCDF file handle |

surface.Krig | Plots a surface and contours |

surface.mKrig | Plots a surface and contours |

test.for.zero | Testing fields functions |

tim.colors | Some useful color tables for images. |

Tps | Thin plate spline regression |

transformx | Linear transformation |

two.colors | Some useful color tables for images. |

US | Plot of the US with state boundaries |

US.dat | Outline of coterminous US and states. |

vgram | Finds a traditional or robust variogram for spatial data. |

vgram.matrix | Computes a variogram from an image |

W.i2s | Gives indexing imfomration for a wavelet decompostion |

W.info | Gives indexing imfomration for a wavelet decompostion |

W.s2i | Gives indexing imfomration for a wavelet decompostion |

Wendland | Wendland family of covariance functions |

wendland.coef | Wendland family of covariance functions |

wendland.cov | |

Wendland2.2 | Wendland family of covariance functions |

Wimage.cov | Functions for W-transform based covariance models |

Wimage.i2s | Finds key indices related to a 2-d multiresolution |

Wimage.info | Finds key indices related to a 2-d multiresolution |

Wimage.info.plot | Plot to check 2-d multiresolution indexing |

Wimage.s2i | Finds key indices related to a 2-d multiresolution |

Wimage.sim | Functions for W-transform based covariance models |

world | Plot of the world |

Wtransform | Quadratic W wavelet transform for 1-d vectors or rectangular or cylindrical images |

Wtransform.cylinder.image | Quadratic W wavelet transform for 1-d vectors or rectangular or cylindrical images |

Wtransform.image | Quadratic W wavelet transform for 1-d vectors or rectangular or cylindrical images |

Wtransform.image.cov | Functions for W-transform based covariance models |

xline | Draw a vertical line |

yline | Draw horizontal lines |