Unscaled {ATNr}

Store parameters and functions associated to the unscaled version of ATN

Description

Type the name of the class to see its methods

Fields

nb_s

Total number of species

nb_b

Number of basal species

c

double: interference competition

X

Vector of metabolic rates (length = number of species)

a

Matrix of attack rates (dim = number of species * number of consumers)

h

Matrix of handling times (dim = number of species * number of consumers)

e

Vector of assimilation efficiencies (length = number of species)

r

Vector of producers maximum growth rates (length = number of basal species)

BM

Vector of body masses (length = number of species)

dB

Vector of local derivatives (length = number of species)

fw

Adjacency matrix of the food-web (dim = number of species * number of species)

F

Matrix of per-capita feeding rates (dim = number of species * number of consumers)

q

hill exponent for the type of functional response

K

Carrying capacity of basal species

alpha

Plant resource competition

ext

Extinction threshold for species

ODE

Calculate the derivatives for the scaled version of the ATN model

• Parameter: bioms - Local species biomasses

• Parameter: t - Integration time point

• Returns a vector of growth rate for each species at time t