pems {MetricGraph} | R Documentation |
Data set of traffic speed observations on highways in the city of San Jose, California.
pems
pems
A list with three elements:
A list
object containing the coordinates of the road segments.
Locations of the observations on the road segments as a
data.frame
with 325 rows and 2 columns. The first column indicates the edge
number and the second column indicates the distance on edge of the position.
Observations of traffic speed. Consists of a vector with 325 observations.
https://www.openstreetmap.org
https://github.com/spbu-math-cs/Graph-Gaussian-Processes/blob/main/examples/data/PEMS.zip
Chen, C., K. Petty, A. Skabardonis, P. Varaiya, and Z. Jia (2001). Freeway performance measurement system: mining loop detector data. Transportation Research Record 1748(1), 96–102.
OpenStreetMap contributors (2017). Planet dump retrieved from https://planet.osm.org. https://www.openstreetmap.org.