freq.calc {spaa} | R Documentation |
This function calculates the species relative frequency which equals to the numbers of occupied plots partitioned by the total number of plots for each species.
freq.calc(matr)
matr |
The standard species matrix |
The input data is a standard species matrix with rows for plots and column for species.
Returns a vector that contains relative frequency for each species included in the input matrix.
Jinlong Zhang jinlongzhang01@gmail.com
None
data(testdata)
spmatrix <- data2mat(testdata)
freq.calc(spmatrix)