spatstat.data: urkiola – R documentation

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urkiola

Urkiola Woods Point Pattern

Description

Locations of birch (Betula celtiberica) and oak (Quercus robur) trees in a secondary wood in Urkiola Natural Park (Basque country, northern Spain). They are part of a more extensive dataset collected and analysed by Laskurain (2008). The coordinates of the trees are given in meters.

Usage

data(urkiola)

Format

An object of class "ppp" representing the point pattern of tree locations. Entries include

x: Cartesian x-coordinate of tree
y: Cartesian y-coordinate of tree
marks: factor indicating species of each tree

The levels of marks are birch and oak. See ppp.object for details of the format of a ppp object.

Source

N.A. Laskurain. Kindly formatted and communicated by M. de la Cruz Rot

References

Laskurain, N. A. (2008) Dinámica espacio-temporal de un bosque secundario en el Parque Natural de Urkiola (Bizkaia). Tesis Doctoral. Universidad del País Vasco /Euskal Herriko Unibertsitatea.

spatstat.data

Datasets for 'spatstat' Family

v2.1-0

GPL (>= 2)

Authors

Adrian Baddeley [aut, cre] (<https://orcid.org/0000-0001-9499-8382>), Rolf Turner [aut] (<https://orcid.org/0000-0001-5521-5218>), Ege Rubak [aut] (<https://orcid.org/0000-0002-6675-533X>), W Aherne [ctb], Freda Alexander [ctb], Qi Wei Ang [ctb], Sourav Banerjee [ctb], Mark Berman [ctb], R Bernhardt [ctb], Thomas Berndtsen [ctb], Andrew Bevan [ctb], Jeffrey Betts [ctb], Ray Cartwright [ctb], Richard Condit [ctb], Francis Crick [ctb], Marcelino de la Cruz Rot [ctb], Jack Cuzick [ctb], Tilman Davies [ctb], Peter Diggle [ctb], Michael Drinkwater [ctb], Stephen Eglen [ctb], Robert Edwards [ctb], AE Esler [ctb], Gregory Evans [ctb], Bernard Fingleton [ctb], Olivier Flores [ctb], David Ford [ctb], Robin Foster [ctb], Janet Franklin [ctb], Neba Funwi-Gabga [ctb], DJ Gerrard [ctb], Andy Green [ctb], Tim Griffin [ctb], Ute Hahn [ctb], RD Harkness [ctb], Arthur Hickman [ctb], Stephen Hubbell [ctb], Austin Hughes [ctb], Jonathan Huntington [ctb], MJ Hutchings [ctb], Jackie Inwald [ctb], Valerie Isham [ctb], Aruna Jammalamadaka [ctb], Carl Knox-Robinson [ctb], Mahdieh Khanmohammadi [ctb], Tero Kokkila [ctb], Bas Kooijman [ctb], Kenneth Kosik [ctb], Peter Kovesi [ctb], Lily Kozmian-Ledward [ctb], Robert Lamb [ctb], NA Laskurain [ctb], George Leser [ctb], Marie-Colette van Lieshout [ctb], AF Mark [ctb], Jorge Mateu [ctb], Annikki Makela [ctb], Enrique Miranda [ctb], Nicoletta Nava [ctb], M Numata [ctb], Matti Nummelin [ctb], Jens Randel Nyengaard [ctb], Yosihiko Ogata [ctb], Si Palmer [ctb], Antti Penttinen [ctb], Sandra Pereira [ctb], Nicolas Picard [ctb], William Platt [ctb], Stephen Rathbun [ctb], Brian Ripley [ctb], Roger Sainsbury [ctb], Dietrich Stoyan [ctb], David Strauss [ctb], L Strand [ctb], Masaharu Tanemura [ctb], Graham Upton [ctb], Bill Venables [ctb], Sasha Voss [ctb], Rasmus Waagepetersen [ctb], Keith Watkins [ctb], H Wendrock [ctb]

Initial release

2021-03-16