coord2dist {synchrony}

coord2dist

Description

Calculate distance between all pairs of sites

Usage

coord2dist (coords, is.latlon = TRUE, lower.tri = TRUE)

Arguments

coords

n x 4 matrix of coordinates consisting of lat or y, lon or x pairs for each each site

is.latlon

are coordinates latitudes/longitudes? Default is TRUE

lower.tri

Return lower triangular part of the distance matrix? Default is TRUE

Value

Returns the distance between all pairs of sites

Author(s)

Tarik C. Gouhier ([e-mail])

Examples

coords=rbind(c(32, -125), c(43, -130))
# Compute great circle distance
coord2dist(coords)