center_l_function {onpoint} | R Documentation |
center_l_function
Description
Centered L-function
Usage
center_l_function(x, ...)
Arguments
x |
ppp |
... |
Arguments passed to |
Details
Centers Besag's L-function to zero by calculating L(r) -r. Centering the L-function allows an easier interpretation and plotting of the results (Haase 1995).
Returns an 'Function value object' of the spatstat
package.
Value
fv.object
References
Besag, J.E., 1977. Discussion on Dr. Ripley’s paper. Journal of the Royal Statistical Society. Series B (Methodological) 39, 193–195. <https://doi.org/10.1111/j.2517-6161.1977.tb01616.x>
Ripley, B.D., 1977. Modelling spatial patterns. Journal of the Royal Statistical Society. Series B (Methodological) 39, 172–192. <https://doi.org/10.1111/j.2517-6161.1977.tb01615.x>
Haase, P., 1995. Spatial pattern analysis in ecology based on Ripley’s K-function: Introduction and methods of edge correction. Journal of Vegetation Science 6, 575–582. <https://doi.org/10.2307/3236356>
See Also
Examples
input_pattern <- spatstat.random::runifpoint(n = 100)
center_l_function(input_pattern, correction = "Ripley")
lest <- spatstat.explore::Lest(input_pattern)
center_l_function(lest)