# Wildlife Sightability Modeling

## Documentation for package ‘SightabilityModel’ version 1.5.3

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

## 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)