traffic_data_from_vehicles_archive_data

This data flow is sent from the Manage Traffic function to the Manage Archive Data function. It contains a catalog and details of vehicle traffic probe data collected at the roadside. For each vehicle, the data includes unique vehicle identifiers, the vehicle's speed, heading and snapshots of recent events including starts and stops, speed changes, and other information that can be used to estimate traffic conditions. Along with the data is a set of meta-data or attributes describing the data being archived. This data flow contains the following data items each of which is defined in its own DDE:

traffic_probe_data_archive_catalog
+ traffic_probe_data_for_archive

Sub Data Flows

• traffic_probe_data_archive_catalog
• traffic_probe_data_for_archive

Parent Data Flows

• None

Associated PSpecs/Terminators

• 1.1.6 - Collect Vehicle Traffic Surveillance Data
• 8.1 - Get Archive Data

Parent Information Flows

• local situation data