Spatial Modelling for Distance Sampling Data


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Documentation for package ‘DSpat’ version 0.1.6

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DSpat-package Spatial modelling package for distance sampling data
AIC.dspat Internal DSpat functions
coef.dspat Internal DSpat functions
create.covariate.images Create a list of covariate images
create.lines Create a systematic sample of parallel lines across a grid
create.points.by.offset Create point dataframe offset from line
dist2line Compute perpendicular distances and projections onto line
DSpat Spatial modelling package for distance sampling data
dspat Fits spatial model to distance sampling data
DSpat.covariates Raster covariates study area
DSpat.lines Example DSpat lines dataframe
DSpat.obs Observation dataframe for DSpat
hndetfct Sample points within each transect and filter with specified detection function
im.clipped Internal DSpat functions
integrate.intensity Integrated intensity of fitted model
lgcp.correction Calculate Overdispersion factor for IPP fit via Monte Carlo Integration
lines_to_strips Convert lines to transects (strips)
LTDataFrame Creates covariate dataframes
offset.points Offset points from the line to actual position
Ops.psp Internal DSpat functions
owin.gpc.poly Internal DSpat functions
print.dspat Internal DSpat functions
project2line Project points onto line
quadscheme.lt Create line transect quadrature for spatstat
rev_val Internal DSpat functions
sample.points Sample points within each transect and filter with specified detection function
simCovariates Simulates covariates for an example in DSpat
simDSpat Simulate a distance sample from a specified spatial point process
simPts Simulates point process on a rectangular grid
summary.dspat Internal DSpat functions
transect.intensity Compute expected and observed counts by distance within transect
vcov.dspat Internal DSpat functions
weeds Dubbo weed data
weeds.all Dubbo weed data with constructed y-coordinate
weeds.covariates Covariate grid for Dubbo weed data
weeds.lines Transect lines from Dubbo weed data
weeds.obs Observations from Dubbo weed data