R: Distance Sampling Detection Function and Abundance Estimation

# Distance Sampling Detection Function and Abundance Estimation

## Documentation for package ‘Distance’ version 2.0.1

- DESCRIPTION file
- Package NEWS

## Help Pages

Distance-package | Distance sampling
add_df_covar_line | Add covariate levels detection function plots
AIC.dsmodel | Akaike's An Information Criterion for detection functions
amakihi | Hawaiian amakihi point transect data
amakihi_units | Hawaiian amakihi point transect data
bootdht | Bootstrap uncertainty estimation for distance sampling models
bootdht_Dhat_summarize | Simple summary of density results for bootstrap model
bootdht_Nhat_summarize | Simple summary of abundance results for bootstrap model
capercaillie | Capercaillie in Monaughty Forest
capercaillie_units | Capercaillie in Monaughty Forest
checkdata | Check that the data supplied to 'ds' is correct
chi2_select | Tools for model selection when distance sampling data are overdispersed
ClusterExercise | Simulated minke whale data with cluster size
ClusterExercise_units | Simulated minke whale data with cluster size
convert_units | Convert units for abundance estimation
create.bins | Create bins from a set of binned distances and a set of cutpoints.
create_bins | Create bins from a set of binned distances and a set of cutpoints.
CueCountingExample | Cue counts of whale blows
CueCountingExample_units | Cue counts of whale blows
dht2 | Abundance estimation for distance sampling models
Distance | Distance sampling
ds | Fit detection functions and calculate abundance from line or point transect data
ds.gof | Goodness of fit tests for distance sampling models
ducknest | Ducknest line transect survey data
ducknests_units | Ducknest line transect survey data
ducknest_units | Ducknest line transect survey data
DuikerCameraTraps | Duiker camera trap survey
DuikerCameraTraps_units | Duiker camera trap survey
dummy_ddf | Detection function objects when detection is certain
ETP_Dolphin | Eastern Tropical Pacific spotted dolphin survey
ETP_Dolphin_units | Eastern Tropical Pacific spotted dolphin survey
flatfile | The flatfile data format
gof_ds | Goodness of fit testing and quantile-quantile plots
golftees | Golf tee data
golftees_units | Golf tee data
logLik.dsmodel | log-likelihood value for a fitted detection function
LTExercise | Simulated line transect survey data
LTExercise_units | Simulated line transect survey data
make_activity_fn | Multiplier bootstrap helper functions
minke | Simulated minke whale data
plot.dsmodel | Plot a fitted detection function
predict.dsmodel | Predictions from a fitted detection function
predict.fake_ddf | Prediction for fake detection functions
print.dht_result | Print abundance estimates
print.dsmodel | Simple pretty printer for distance sampling analyses
print.summary.dsmodel | Print summary of distance detection function model object
PTExercise | Simulated point transect survey data
PTExercise_units | Simulated point transect survey data
p_dist_table | Distribution of probabilities of detection
QAIC | Tools for model selection when distance sampling data are overdispersed
Savannah_sparrow_1980 | Savanna sparrow point transects
Savannah_sparrow_1980_units | Savanna sparrow point transects
Savannah_sparrow_1981 | Savanna sparrow point transects
Savannah_sparrow_1981_units | Savanna sparrow point transects
sikadeer | Sika deer pellet data from southern Scotland
sikadeer_units | Sika deer pellet data from southern Scotland
Stratify_example | Simulated minke whale data
Stratify_example_units | Simulated minke whale data
summarize_ds_models | Make a table of summary statistics for detection function models
summary.dht_bootstrap | Summarize bootstrap abundance uncertainty estimate output
summary.dsmodel | Summary of distance sampling analysis
Systematic_variance_1 | Simulation of encounter rate variance
Systematic_variance_1_units | Simulation of encounter rate variance
Systematic_variance_2 | Simulation of encounter rate variance
Systematic_variance_2_units | Simulation of encounter rate variance
unflatten | Unflatten flatfile data.frames
unimak | Simulated line transect survey data with covariates
unimak_units | Simulated line transect survey data with covariates
units_table | Generate table of unit conversions
wren | Steve Buckland's winter wren surveys
wren_5min | Steve Buckland's winter wren surveys
wren_5min_units | Steve Buckland's winter wren surveys
wren_cuecount | Steve Buckland's winter wren surveys
wren_cuecount_units | Steve Buckland's winter wren surveys
wren_lt | Steve Buckland's winter wren surveys
wren_lt_units | Steve Buckland's winter wren surveys
wren_snapshot | Steve Buckland's winter wren surveys
wren_snapshot_units | Steve Buckland's winter wren surveys