Density surface modelling of line transect data. A Generalized Additive Model-based approach is used to calculate spatially-explicit estimates of animal abundance from distance sampling (also presence/absence and strip transect) data. Several utility functions are provided for model checking, plotting and variance estimation.
| Version: | 2.3.4 |
| Depends: | R (≥ 3.5.0),mgcv (≥ 1.8-23),mrds (≥ 2.1.16),numDeriv |
| Imports: | nlme,ggplot2,plyr,statmod |
| Suggests: | Distance,sp,tweedie,testthat |
| Published: | 2025-09-02 |
| DOI: | 10.32614/CRAN.package.dsm |
| Author: | Laura Marshall [cre], David L. Miller [aut], Eric Rexstad [ctb], Louise Burt [ctb], Mark V. Bravington [ctb], Sharon Hedley [ctb], Megan Ferguson [ctb], Natalie Kelly [ctb] |
| Maintainer: | Laura Marshall <lhm at st-andrews.ac.uk> |
| BugReports: | https://github.com/DistanceDevelopment/dsm/issues |
| License: | GPL-2 |GPL-3 [expanded from: GPL (≥ 2)] |
| URL: | https://github.com/DistanceDevelopment/dsm |
| NeedsCompilation: | no |
| Language: | en-GB |
| Materials: | README,NEWS |
| In views: | Environmetrics |
| CRAN checks: | dsm results |