Description Usage Arguments Value References See Also Examples

Spatial covariance functions for use with `surf.gls`

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`r` |
vector of distances at which to evaluate the covariance |

`d` |
range parameter |

`alpha` |
proportion of nugget effect |

`se` |
standard deviation at distance zero |

`D` |
dimension of spheres. |

vector of covariance values.

Ripley, B. D. (1981) *Spatial Statistics.* Wiley.

Venables, W. N. and Ripley, B. D. (2002)
*Modern Applied Statistics with S.* Fourth edition. Springer.

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spatial documentation built on May 29, 2017, 8 p.m.

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