spatstat (version 1.11-2)

swedishpines: Swedish Pines Point Pattern

Description

The data give the locations of pine saplings in a Swedish forest.

Usage

data(swedishpines)

Arguments

format

An object of class "ppp" representing the point pattern of tree locations in a 10 x 10 metre square. Cartesian coordinates are in decimetres (multiples of 0.1 metre).

See ppp.object for details of the format of a point pattern object.

source

Strand (1975), Ripley (1981)

Note

For previous analyses see Ripley (1981, pp. 172-175), Venables and Ripley (1997, p. 483), Baddeley and Turner (2000).

References

Baddeley, A. and Turner, R. (2000) Practical maximum pseudolikelihood for spatial point patterns. Australian and New Zealand Journal of Statistics 42, 283--322. Ripley, B.D. (1981) Spatial statistics. John Wiley and Sons.

Strand, L. (1972). A model for stand growth. {IUFRO} Third Conference Advisory Group of Forest Statisticians, INRA, Institut National de la Recherche Agronomique, Paris. Pages 207--216.

Venables, W.N. and Ripley, B.D. (1997) Modern applied statistics with S-PLUS. Second edition. Springer Verlag.