Analyse species-habitat associations in R. Therefore, information about the
location of the species is needed and about the environmental conditions. To test
for significance habitat associations, one of the two components is randomized.
Methods are mainly based on Plotkin et al. (2000)
cat() with message() for all printing to consolen_random = 1comp_fast argument equals TRUE if number of points exceed thresholdreconstruct_pattern() stops if energy did not decrease for n iterationsreconstruct_marks() stops if energy did not decrease for n iterationsplot_randomized_pattern() can also plot point patternsfit_point_process() that more points as present could be removed from simulated patternreconstruct_pattern() that more points as present could be removed from simulated pattern