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HUMAN PRESENCE DETECTION BASED ON IMAGING SENSORS AND IMAGE PROCESSING AND ANALYSIS
Phone: (310) 320-3088
EXISTING HUMAN PRESENCE DETECTION SYSTEMS SUFFER FROM HIGH FALSE ALARM RATE AND LIMITED PROGRAMMABILITY BECAUSE THEY LACK INTELLIGENT SIGNAL PROCESSING. A SYSTEM BASED ON IMAGE PROCESSING AND ANALYSIS TECHNIQUE WILL ADDRESS THESE PROBLEMS. THE IMAGE DATA IS ACQUIRED BY AN INFRARED IMAGING SENSOR AND A CHARGE-COUPLED DEVICE (CCD) CAMERA. MOTION DETECTION AND PATTERN RECOGNITION ARE EMPLOYED TO DETECT HUMAN PRESENCE. IN ADDITION, THE SYSTEM INCORPORATES AN INNOVATIVE SIGNS-OF-LIFE DETECTION TECHNIQUE, BASED ON DETECTING MICRO-MOTIONS OF BREATHING, EYE BLINKING, AND HEAD TURNING. DATA FUSION REDUCES FALSE ALARM RATE. THE PHASE I WORK WILL ESTABLISH THE FEASIBILITY OF THE PROPOSED APPROACH. ALGORITHMS FOR MOTION DETECTION AND PATTERN RECOGNITION WILL BE IMPLEMENTED IN A PERSONAL COMPUTER. THE EFFECTIVENESS OF THE SIGNS-OF-LIFE DETECTION WILL BE EVALUATED EXPERIMENTALLY USING HUMAN SUBJECTS, A CCD CAMERA, A CCD-TO-COMPUTER INTERFACE BOARD, AND A COMPUTER FOR SIGNAL PROCESSING. PHASE I WILL INCLUDE AN ESTIMATE OF THE SYSTEM'S DETECTION AND FALSE ALARM RATES. IN PHASE II, AN OPERATIONAL HUMAN PRESENCE DETECTION SYSTEM WILL BE CONSTRUCTED.
* Information listed above is at the time of submission. *