Package index

All functions

block.info.per.su()

Find the block information

check.cols()

Check column names exist

dsm-data

Data format for DSM

dsm-package

Density surface modelling

dsm.cor()

Check for autocorrelation in residuals

dsm()

Fit a density surface model to segment-specific estimates of abundance or density.

dsm.var.gam()

Prediction variance estimation assuming independence

dsm.var.movblk()

Variance estimation via parametric moving block bootstrap

dsm.var.prop()

Prediction variance propagation for DSMs

dsm_cor()

Check for autocorrelation in residuals

dsm_varprop()

Variance propagation for density surface models

dsm_var_gam()

Prediction variance estimation assuming independence

dsm_var_movblk()

Variance estimation via parametric moving block bootstrap

dsm_var_prop()

Prediction variance propagation for DSMs

dummy_ddf()

Detection function objects when detection is certain

generate.ds.uncertainty()

Generate data from a fitted detection function

generate.mb.sample()

Moving block bootstrap sampler

latlong2km()

Convert latitude and longitude to Northings and Eastings

make.soapgrid()

Create a knot grid for the internal part of a soap film smoother.

mexdolphins obsdata segdata preddata pred.polys distdata survey.area

Pan-tropical spotted dolphins in the Gulf of Mexico

obs_exp()

Observed versus expected diagnostics for fitted DSMs

plot(<dsm>)

Plot a density surface model.

plot(<dsm.var>)

Create plots of abundance uncertainty

plot_pred_by_term()

Spatially plot predictions per model term

predict(<dsm>)

Predict from a fitted density surface model

predict(<fake_ddf>)

Prediction for fake detection functions

print(<dsm>)

Print a description of a density surface model object

print(<dsm.var>)

Print a description of a density surface model variance object

print(<dsm_varprop>)

Print a description of a density surface model variance object

print(<summary.dsm.var>)

Print summary of density surface model variance object

print(<summary.dsm_varprop>)

Print summary of density surface model variance object

rqgam.check()

Randomised quantile residuals check plot for GAMs/DSMs

rqgam_check()

Randomised quantile residuals check plot for GAMs/DSMs

summary(<dsm>)

Summarize a fitted density surface model

summary(<dsm.var>)

Summarize the variance of a density surface model

summary(<dsm_varprop>)

Summarize the variance of a density surface model

trim.var()

Trimmed variance

vis.concurvity()

Visualise concurvity between terms in a GAM

vis_concurvity()

Visualise concurvity between terms in a GAM