Sensory Computing that monitors the earth et) Sensor network (sensor 千里眼,顺风耳 Establishing a connection between virtual world and physical world 2021/2/22021/2/2 6 Sensory Computing ◼ Sensor network (sensor net) that monitors the earth ◼ 千里眼，顺风耳 ◼ Establishing a connection between virtual world and physical world