R: Fit and Compare Species-Area Relationship Models Using Multimodel Inference

# Fit and Compare Species-Area Relationship Models Using Multimodel Inference

## Documentation for package ‘sars’ version 2.1.1

- DESCRIPTION file
- User guides, package vignettes and other documentation
- Package NEWS
- Package README

## Help Pages

sars-package | sars: Fit and compare species-area relationship models using multimodel inference
aegean | A SAR dataset describing invertebrates on islands in the Aegean Sea, Greece
aegean2 | A SAR dataset describing plants on islands in the Aegean Sea, Greece
coleman | Fit Coleman's Random Placement Model
cole_sim | A simulated species-site abundance matrix with site areas
countryside | A sar_countryside dataset describing vascular plants in a multi-habitat landscape in Portugal
countryside_extrap | Use a sar_countryside() model object to predict richness
display_sars_models | Display the model information table
galap | A SAR dataset describing the plants of the Galapagos Islands
gdm | Fit the General Dynamic Model of Island Biogeography
get_coef | Calculate the intercepts and slopes of the different segments
habitat | A sar_habitat dataset describing snails on islands in the Aegean Sea, Greece
lin_pow | Fit the log-log version of the power model
logLik.thresholdInt | Extract Log-Likelihood for the thresholdInt class
niering | A SAR dataset describing the plants of the Kapingamarangi Atoll
plot.coleman | Plot Model Fits for a 'coleman' Object
plot.habitat | Plot Options For a 'habitat' Object
plot.multi | Plot Model Fits for a 'multi' Object
plot.sars | Plot Model Fits for a 'sars' Object
plot.threshold | Plot Model Fits for a 'threshold' Object
sars_models | Display the 21 SAR model names
sar_asymp | Fit the Asymptotic regression model
sar_average | Fit a multimodel averaged SAR curve
sar_betap | Fit the Beta-P cumulative model
sar_chapman | Fit the Chapman Richards model
sar_countryside | Fit the countryside SAR model
sar_epm1 | Fit the Extended Power model 1 model
sar_epm2 | Fit the Extended Power model 2 model
sar_gompertz | Fit the Gompertz model
sar_habitat | Fit habitat SAR models
sar_heleg | Fit the Heleg(Logistic) model
sar_koba | Fit the Kobayashi model
sar_linear | Fit the linear model
sar_loga | Fit the Logarithmic model
sar_logistic | Fit the Logistic(Standard) model
sar_mmf | Fit the MMF model
sar_monod | Fit the Monod model
sar_multi | Create a Collection of SAR Model Fits
sar_negexpo | Fit the Negative exponential model
sar_p1 | Fit the Persistence function 1 model
sar_p2 | Fit the Persistence function 2 model
sar_power | Fit the Power model
sar_powerR | Fit the PowerR model
sar_pred | Use SAR model fits to predict richness on islands of a given size
sar_ratio | Fit the Rational function model
sar_threshold | Fit threshold SAR models
sar_weibull3 | Fit the Cumulative Weibull 3 par. model
sar_weibull4 | Fit the Cumulative Weibull 4 par. model
summary.sars | Summarising the results of the model fitting functions
threshold_ci | Calculate confidence intervals around breakpoints