A

Avg speed

Average speed. The average speed during a device’s report interval, which is calculated using the distance traveled (beginning and ending odometer values) and time (update period).

B

Backfill

The process of populating daily summarization data prior to a metric’s creation date.

C

Cluster

Represents more than one vehicle in a similar location on a map.

D

Diagnostics

Diagnostic data is an additional feature. Diagnostic data varies by vehicle make/model/year.

Drift

GPS drift refers to the magnitude of inaccuracy of a device’s positional data (e.g., the number of meters within Circular Error Probability).