%d*%-methods Multiplying diagonal matrices in Package 'fields' 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. CO.elev Monthly surface meterology for Colorado 1895-1997 Exp.cov Exponential family, radial basis functions,cubic spline, compactly supported Wendland family and stationary covariances. Exponential Covariance functions Krig Kriging surface estimate Krig.Amatrix Smoother (or "hat") matrix relating predicted values to the dependent (Y) values. Krig.engine.default 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. RCMexample 3-hour precipitation fields from a regional climate model RMprecip Monthly total precipitation (mm) for August 1963 in the Rocky Mountain Region and some gridded 4km elevation data sets. Tps Thin plate spline regression US Plot of the US with state boundaries US.dat Outline of coterminous US and states. W.info Gives indexing imfomration for a wavelet decompostion Wendland Wendland family of covariance functions Wimage.cov Functions for W-transform based covariance models Wimage.info Finds key indices related to a 2-d multiresolution Wimage.info.plot Plot to check 2-d multiresolution indexing Wtransform Quadratic W wavelet transform for 1-d vectors or rectangular or cylindrical images 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. bplot boxplot bplot.xy Boxplots for conditional distribution 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 drape.plot Perspective plot draped with colors in the facets. fields fields - tools for spatial data fields.diagonalize Fields supporting functions fields.hints fields - graphics hints fields.tests Testing fields functions flame Response surface experiment ionizing a reagent gcv.Krig Finds profile likelihood and GCV estimates of smoothing parameters for splines and Kriging. grid list Some simple functions for working with gridded data and the grid format (grid.list) used in fields. 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.image Spatial process estimate for large irregular 2-d dats sets. lennon Gray image of John Lennon. mKrig "micro Krig" Spatial process estimate of a curve or surface, "kriging" with a known covariance function. minitri Mini triathlon results ozone Data set of ozone measurements at 20 Chicago monitoring stations. ozone2 Daily 8-hour ozone averages for sites in the Midwest plot.Krig Diagnostic and summary plots of a Kriging or spline object plot.Wimage Plots 2-d wavelet coefficents by level and type plot.surface Plots a surface 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.se Standard errors of predictions predict.se.Krig 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. 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. rat.diet Experiment studying an appetite supressant in rats. rdist Euclidean distance matrix rdist.earth Great circle distance matrix ribbon.plot Adds to an existing plot, a ribbon of color, based on values from a color scale, along a sequence of line segments. set.panel Specify a panel of plots sim.Krig.standard Conditonal simulation of a spatial process sim.rf Simulates a random field smooth.2d Kernel smoother for irregular 2-d data spind2spam Conversion of formats for sparse matrices splint Cubic spline interpolation sreg Smoothing spline regression stationary.image.cov Exponential, Matern and general covariance functions for 2-d gridded locations. 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 tim.colors Some useful color tables for images. transformx Linear transformation vgram Finds a traditional or robust variogram for spatial data. vgram.matrix Computes a variogram from an image world Plot of the world xline Draw a vertical line yline Draw horizontal lines