This data flow is sent to emergency system personnel by the Manage Emergency Services function and contains the results of image matching analysis from the secure area served by the local function. This data is sent to the process from another process that performs the image matching analysis. This data flow indicates whether an image has matched the database of known images. The image data is obtained from areas frequented by travelers, and from areas typically away from travelers. The data flow consists of the following data items each of which is defined in its own DDE:

+ station_id
+ transit_vehicle_location
+ transit_vehicle_identity
+ surveillance_device_type_identity
+ image_match_confirmation
+ image_id

Sub Data Flows

Parent Data Flows

Associated PSpecs