Wildlife Sightability Modeling

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Documentation for package ‘SightabilityModel’ version 1.5

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

Help Pages

SightabilityModel-package	Wildlife Sightability Modeling
check.sightability.model.args	Check the sightability model arguments for consistency
compute.detect.prob	Compute the detection probability given a sightability model
compute.SCF	Compute the sightability correction factor given a sightability and covariates
covtheta	Estimates var/cov matrix of inflation factors (1/prob detection) using a non-parametric bootstrap.
exp.m	Experimental (test trials) data set used to estimate detection probabilities for moose in MN
g.fit	Mountain Goat Sightability Model Information
gdat	Mountain Goat Survey Data from Olympic National park
MoosePopR	R function that gives the same functionality as the MoosePop program.
MoosePopR_DomStrat	Classical and Domain Stratification using MoosePopR()
MoosePopR_DomStrat_bootrep	Generate a bootstrap replicate of data for call to MoosePopR_DomStrat()
obs.m	MN moose survey data
print.sightest	Print method for sightability estimators
print.sightest_ratio	Print method for sightability estimators
sampinfo.m	Data set containing sampling information for observation survey of moose in MN
Sight.Est	Sightability Model Estimator
Sight.Est.Ratio	Sightability Model Estimator - Ratio of variables
SightabilityModel	Wildlife Sightability Modeling
SightabilityPopR	R function that interfaces with the SightabilityModel package and gives similar functionality as the AerialSurvey program
SightabilityPopR_DomStrat	Classical and Domain Stratification using SightabilityPopR()
SS.est	Sightability estimate with variance components estimator from Steinhorst and Samuel (1989) and Samuel et al. (1992).
SS.est.Ratio	Sightability estimate or ratio with variance components estimator from Steinhorst and Samuel (1989) and Samuel et al. (1992). This is merely a stub and has not been implemented.
summary.sightest	Summarize sightability estimator
summary.sightest_ratio	Summarize sightability estimator
vardiff	Function to estimate the variance of the difference between two population estimates
varlog.lam	Calculates the variance of the log rate of change between 2 population estimates that rely on the same sightability model.
Wong.est	Sightability estimate with variance components estimator from Wong (1996)
Wong.est.Ratio	Sightability estimate of ratio with variance components estimator from Wong (1996)