landmarks {cholera} | R Documentation |
Orthogonal projection of landmarks onto road network.
Description
Orthogonal projection of landmarks onto road network.
Usage
landmarks
Format
A data frame with 6 variables that records the position of the orthogonal projection of landmarks onto the network of roads.
road.segment
"address" road segment
x.proj
orthogonal x-coordinate
y.proj
orthogonal y-coordinate
ortho.dist
orthogonal distance to home road segment
x
nominal x-coordinate
y
nominal y-coordinate
name
landmark name
case
numeric case ID
lon
longitude
lat
latitude
Note
landmarkData
and latlongLandmarks
document the code for these data.
[Package cholera version 0.8.0 Index]