| topoInterpolate {oce} | R Documentation |
Bilinear interpolation is used so that values will vary smoothly within a
longitude-latitude grid cell. Note that the sign convention for
longitude and latitude must match that in topo.
topoInterpolate(longitude, latitude, topo)
longitude |
Vector of longitudes (in the same sign convention as used in
|
latitude |
Vector of latitudes (in the same sign convention as used in
|
topo |
A |
Vector of heights giving the elevation of the earth above means sea level at the indicated location on the earth.
Dan Kelley
Other things related to topo data: [[,topo-method,
[[<-,topo-method, as.topo,
download.topo,
plot,topo-method, read.topo,
subset,topo-method,
summary,topo-method,
topo-class, topoWorld
library(oce) data(topoWorld) # "The Gully", approx. 400m deep, connects Gulf of St Lawrence with North Atlantic topoInterpolate(45, -57, topoWorld)