add_covariates: Add spatial covariates to mask or traps

In dkidney/gibbonsecr: SECR Analysis for Acoustic Gibbon Surveys

Description

Based on the addCovariates function from secr but which also accommodates SpatialPointsDataFrame data objects.

Usage

add_covariates(x, data)

Arguments

x	a gmask or gcapthist object.
data	a gshp object

Author(s)

Darren Kidney [e-mail]

Examples

## Not run: 

library(secr)
library(ggplot2)
data(N.annamensis)

mask = make_mask(N.annamensis.capthist, spacing = 250, buffer = 6000)
head(covariates(mask[[1]]))

ggplot() + coord_fixed() +
    geom_mask(mask) +
    geom_capthist(N.annamensis.capthist) +
    labs(x = "Longitude", y = "Latitude")

mask = add_covariates(mask, N.annamensis.habitat)
head(covariates(mask[[1]]))

ggplot() + coord_fixed() +
    geom_mask(mask, covariate = "habitat") +
    geom_capthist(N.annamensis.capthist) +
    scale_fill_manual(values = c("darkgreen", "lightgreen")) +
    labs(x = "Longitude", y = "Latitude")

## End(Not run)

dkidney/gibbonsecr documentation built on May 15, 2019, 9:11 a.m.