rdiversity (version 2.2.0)

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

raw_alpha returns an object of class powermean

Details

Values generated from raw_alpha() may be input into subdiv() and metadiv() to calculate raw subcommunity and metacommunity alpha diversity.

References

R. Reeve, 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.

Examples

# 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 component
a <- raw_alpha(meta)
subdiv(a, 1)
metadiv(a, 1)

# }