BTmapping : Use RSSi Value to have 1 ID per 1 person, to reduce Re-ID problem in MOT. Index. A. CCTV Video's MOT Result B. SmartWatch's Bluetooth RSSI Value Use A. & B. to check object(person) was in room or out. A. confuse object(person) was in or out. So, need B. to check object(person) was REALLY in or out. C. Result of object(person) was REALLY in or out. Use A. & C. to match MOT's ID & object(person). D. Result of matching MOT's ID & object(person) Use D. to Modify A. to have 1 ID per 1 object(person).