Bayesia n networks 2 Bayesian inference 2 Bayesian networks 2 Context sharing 2 Context- awareness 2 Context-Aware 2 Inference engines 2 Internet of things 2 Kalman filter 2 Multi-sensor data 2 Quality of life 2 Sensor data fusion 2 Sensor networks 2 Sensors data 2 Sensors data fusion 2 Smart IoT environment Smart city 2 context awareness and sharing 2 sensor data fusion 2 smart IoT environment 2 smart cities 2