raw_alpha: Raw alpha (low level diversity component)
Description
Calculates the low-level diversity component necessary for calculating alpha
diversity.
Usage
raw_alpha(meta)
Arguments
meta
object of class metacommunity.
Value
Returns an object of class powermean.
Details
Values generated from raw_alpha() may be input into subdiv() and
metadiv() to calculate raw subcommunity/metacommunity alpha diversity.
References
Reeve, R., T. Leinster, C. Cobbold, J. Thompson, N. Brummitt,
S. Mitchell, and L. Matthews. 2016. How to partition diversity.
arXiv 1404.6520v3:1<U+2013>9.
# NOT RUN {pop <- data.frame(a = c(1,3), b = c(1,1))
row.names(pop) <- paste0("sp", 1:2)
pop <- pop/sum(pop)
meta <- metacommunity(pop)
# Calculate raw alpha componentraw_alpha(meta)
# }