domConInd: Dominance concentration index (Su et al. 2020)
In johngodlee/compInd: Forest tree-tree competition indices

domConInd

R Documentation

Dominance concentration index (Su et al. 2020)

Description

Dominance concentration index (Su et al. 2020)

Usage

domConInd(ba, sp)

Arguments

`ba`	vector of basal area measurements of competitor trees
`sp`	vector of individual species names

Value

value of dominance concentration index for focal tree

References

Su S., Guan B. T., Chang-Yang C., Sun I., Wang H., Hsieh C. (2020). Multi-stemming and size enhance survival of dominant tree species in a frequently typhoon-disturbed forest. Journal of Vegetation Science 31(3), pp. 429-439. DOI: 10.1111/jvs.12858

Examples

data(bicuar)
nb <- nearNeighb(bicuar$x, bicuar$y, bicuar$stem_id, k = 10) 
lapply(nb, function(x) {
  nb <- merge(x, bicuar, by.x = "nb", by.y = "stem_id")
  nb$ba <- basalArea(nb$diam)
  domConInd(nb$ba, nb$sp)
  })

johngodlee/compInd documentation built on Aug. 5, 2024, 8:44 a.m.