Method and apparatus for automatically tracking the location of vehicles

摘要: A system for automatically tracking the location of a vehicle includes visual image detector mounted on producing as moves along route digitized strips data representing successive panoramic views scenery about at respective locations route. sparse subsystem processes and stores only selected ones substantially spaced apart route, use database. dense database every one whereby provides more accurate when it retraces some portion than subsystem. After databases are established, in real time is performed by matching current from with to determine vehicle, long stays pre-established If vehicles strays senses deviation switches search broader area less attempt relocate after which back