Patent ID: 8548845
Filing Date: 2013-10-01
Classification: G06K,G06Q,G07B,G08G,H04N

Abstract:
1. method of identifying a vehicle in a toll system, the method comprising: accessing a set of toll transaction entries, each entry in the set designating a toll transaction between a vehicle and the toll system and including a transaction descriptor and a transaction time stamp; accessing a series of toll transaction pictures, the series including a plurality of pictures, each of which is associated with a picture time stamp; identifying, using a computer processor, a toll transaction entry from the set as a violation transaction entry based on the transaction descriptor; selecting a group of toll transaction entries from among the set of toll transaction entries based on the time stamp of the violation transaction entry; selecting a group of toll transaction pictures from the series of toll transaction pictures based on the selected group of toll transaction entries; and identifying a toll transaction picture from the group of toll transaction pictures as a violation picture corresponding to the violation transaction entry by associating the group of toll transaction entries with the group of toll transaction pictures, wherein selecting the group of toll transaction entries from among the set of toll transaction entries comprises: identifying a first time gap having a predetermined duration of time between the transaction time stamps of chronologically sequential toll transaction entries of the set of toll transaction entries, the chronologically sequential toll transaction entries occurring before the identified violation transaction entry; and adding a toll transaction entry to the group of toll transaction entries if the toll transaction entry includes a transaction time stamp falling within a window of time beginning at a time corresponding to a time stamp of a transaction entry immediately following the identified first time gap and ending at a time corresponding to a predetermined amount of time after the transaction time stamp of the identified violation transaction entry.