Description Usage Arguments Details Value Author(s) References See Also Examples

Plots the row and column values of the operator matrix as a “heat map”.

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`op` |
object of class |

`nbreaks` |
number of breaks in the color graduation. |

`panel, aspect, xlab, ylab, ...` |
override the default arguments to the lattice call. |

The color white correspond to values around 0.

an object of class `"trellis"`

.

Ryan Hafen

R. B. Cleveland, W. S. Cleveland, J.E. McRae, and I. Terpenning (1990) STL: A Seasonal-Trend Decomposition Procedure Based on Loess. *Journal of Official Statistics*, 6, 3-73.

W. S. Cleveland, E. Grosse and W. M. Shyu (1992) Local regression models. Chapter 8 of *Statistical Models in S* eds J. M. Chambers and T. J. Hastie, Wadsworth & Brooks/Cole.

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