Fit and Compare Species-Area Relationship Models Using Multimodel Inference

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Documentation for package ‘sars’ version 1.3.6

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

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
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
lin_pow	Fit the log-log version of the power model
niering	A SAR dataset describing the plants of the Kapingamarangi Atoll
plot.coleman	Plot Model Fits for a 'coleman' 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_epm1	Fit the Extended Power model 1 model
sar_epm2	Fit the Extended Power model 2 model
sar_gompertz	Fit the Gompertz model
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