specPoint: Selects random species from the available list, weighted by...

View source: R/Ensembles.R

specPointR Documentation

Selects random species from the available list, weighted by their frequency Modifies a parameter table to the shortened list

Description

Selects random species from the available list, weighted by their frequency Modifies a parameter table to the shortened list

Usage

specPoint(base.params, Structure, a)

Arguments

base.params

A parameter file

Structure

A dataframe with the fields: record - a unique, consecutively numbered identifier per site site - a unique identifier per site NS, El, Mid & Can - the mean separation between plants (m) per stratum ns_e, ns_m, e_m, e_c, m_c - Logical field indicating whether plants in the stratum on the left grow directly beneath those in the stratum on the right. Acceptable values are t, f, or blank, where the outcome will be decided by the relative stratum heights. nsR, eR, mR, cR - maximum species richness recorded for each stratum

a

A unique identifier for the record being run

Value

dataframe


pzylstra/frame_r documentation built on Nov. 12, 2023, 1:55 a.m.