| Function | Description |
| 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 |
| colorbar.plot | Plots one or more color scale strips as a symbol |
| cover.design | Computes Space-Filling "Coverage" designs using Swapping Algorithm |
| exp.cov | Exponential, Gaussian and "power" covariance family |
| exp.image.cov | Exponential,Gaussian, "power" and Matern covariance functions for 2-d gridded locations |
| fields | fields - tools for spatial data |
| flame | Response surface experiment ionizing a reagent |
| gcv.Krig | Finds profile likelihood and GCV estimates of smoothing parameters |
| grid | list Grid list for describing equally spaced grids |
| image.count | Creates image for a 2-d histogram from irregular locations |
| image.plot | Draws image plot with a legend strip for the color scale. |
| 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.image | Spatial process estimate for large irregular 2-d dats sets. |
| lennon | Gray image of John Lennon. |
| matern.cov | Matern 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 the Krig object |
| plot.sreg | Plots smoothing spline regression object |
| plot.surface | Plots a surface |
| plot.Wimage | Plots 2-d wavelet coefficents by level and type |
| poisson.cov | Poisson spherical covariance function |
| 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 as a surface object |
| predict.surface.se | Standard errors of predictions |
| print.Krig | Print kriging fit results. |
| qsreg | Quantile or Robust spline regression |
| rat.diet | Experiment studying an appetite supressant in rats. |
| rdist | Euclidean distance matrix |
| rdist.earth | Great circle distance matrix |
| RMprecip | Monthly total precipitation (mm) for August 1963 in the Rocky Mountain Region |
| set.panel | Specify a panel of plots |
| sim.rf | Simulates a random field |
| smooth.2d | Kernel smoother for irregular 2-d data |
| splint | Cubic spline interpolation |
| sreg | Smoothing spline regression |
| stats | Calculate summary statistics |
| stats.bin | Bins data and finds some summary statistics. |
| summary.Krig | Summary for Krig spatial process estimate |
| surface.Krig | Plots a surface and contours |
| tim.colors | Tim's useful color table |
| Tps | Thin plate spline regression |
| transformx | Linear transformation |
| 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 |
| 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 |
| W.info | Gives indexing imfomration for a wavelet decompostion |
| world | Plot of the world |
| Wtransform | Quadratic W wavelet transform for 1-d vectors or rectangular or cylindrical images |
| xline | Draw a vertical line |
| yline | Draw horizontal lines |