A sensor monitoring system is described that identifies inaccurate or degraded sensor data and corresponding sensors. The system analyzes a plurality of sensors to determine reliable sensors and isolate or reinterpret unreliable sensor data. An analysis component analyzes a traffic representation that...http://www.google.com.au/patents/US20090002148?utm_source=gb-gplus-sharePatent US20090002148 - LEARNING AND REASONING ABOUT THE CONTEXT-SENSITIVE RELIABILITY OF SENSORS