Description Usage Arguments Value References
A function to set up the computational grid and precision matrix structure for SPDE models.
1 | setupPrecMatStruct(shape, cellwidth, no)
|
shape |
an object of class SpatialPolygons or SpatialPolygonsDataFrame |
cellwidth |
a scalar, the width of the grid cells |
no |
the order of the SPDE approximation: see Lindgren et al 2011 for details |
the computational grid and a function for constructing the precision matrix
Benjamin M. Taylor. Auxiliary Variable Markov Chain Monte Carlo for Spatial Survival and Geostatistical Models. Benjamin M. Taylor. Submitted. http://arxiv.org/abs/1501.01665
Finn Lindgren, Havard Rue, Johan Lindstrom. An explicit link between Gaussian fields and Gaussian Markov random fields: the stochastic partial differential equation approach. Journal of the Royal Statistical Society: Series B 73(4)
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