A geographic dataset of known occurrences of Aedes aegypti mosquitoes in Brazil, derived from peer-reviewed and unpublished literature and reverse-geocoded to states.
aegyptiFormat
A tibble of 4411 observations and 13 variables:
- vector
species identification (aegypti versus albopictus)
- occurrence_id
unique occurrence identifier
- source_type
published versus unpublished, with reference identifier
- location_type
point or polygon location
- polygon_admin
admin level or polygon size; -999 for point locations
- y
latitudinal coordinate of point or polygon centroid
- x
longitudinal coordinate of point or polygon centroid
- status
established versus transient population
- state_name
name of reverse-geolocated state
- state_code
two-letter state code
Source
Examples
# calculate persistence data for occurrences in Acre
acre_coord <- aegypti[aegypti$state_code == "AC", c("x", "y"), drop = FALSE]
acre_rips <- vietoris_rips(acre_coord)
plot.new()
plot.window(
xlim = c(0, max(acre_rips$death)),
ylim = c(0, max(acre_rips$death)),
asp = 1
)
axis(1L)
axis(2L)
abline(a = 0, b = 1)
points(acre_rips[acre_rips$dim == 0L, c("birth", "death")], pch = 16L)
points(acre_rips[acre_rips$dim == 1L, c("birth", "death")], pch = 17L)
