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steps (version 1.3.0)

Spatially- and Temporally-Explicit Population Simulator

Description

Software to simulate population change across space and time. Visintin et al. (2020) .

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Version

Install

install.packages('steps')

Monthly Downloads

170

Version

1.3.0

License

GPL (>= 2)

Issues

3

Pull Requests

0

Stars

18

Forks

7

Maintainer

Casey Visintin

Last Published

October 4th, 2022

Functions in steps (1.3.0)

ceiling_density

Ceiling-based density dependence
cellular_automata_dispersal

Cellular automata dispersal
dispersal_proportion_function

Create a proportion dispersing function
compare_emp

Compare minimum expected populations
disturbance

Disturbance
competition_density

Competition density function
habitat_dynamics_functions

Functions to modify the habitat in a landscape object.
dispersal_kernel

Create a dispersal function
exponential_dispersal_kernel

Negative exponential dispersal kernel
landscape

Create a landscape object.
kernel_dispersal

Kernel-based dispersal
extract_spatial

Extract spatial object from a 'simulation_results' object
fast_dispersal

Fast diffusion-based dispersal
mortality

Directly affect populations
modified_transition

Spatially-explicit transition function
fire_effects

Fire effects with regeneration
growth

Population growth
population_density_dependence_functions

How the population responds to density dependence in a landscape.
population_dispersal_functions

How the population disperses in a landscape.
plot_pop_trend

Plot population trend
plot.simulation_results

Plot the results of a simulation
plot_hab_spatial

Plot habitat suitability spatial information
plot_k_spatial

Plot carrying capacity spatial information
plot_k_trend

Plot carrying capacity (k) trend
population_change_functions

How the population changes in a landscape.
plot_pop_spatial

Plot population spatial information
translocation

Translocate populations
steps

Simulate population trajectories over space and time with dynamic functions.
population_dynamics

Define population dynamics.
population_modification_functions

How the population is modified in a landscape.
visualisation

Visualise the results of a *steps* simulation
set_proportion_dispersing

Set proportions of populations dispersing
transition_function

Create a growth transition function
simulation

Run a simulation
egk

Eastern Grey Kangaroo example data
density_dependence_dispersing

Density-dependent proportions of populations dispersing