The WiFi-based fingerprinting technique is widely adopted for indoor positioning due to its cost-effectiveness compared to other infrastructure-based positioning methods.
Cold chain logistics is of great importance for transporting temperature and vibration sensitive products.However,fine-grained surveillance remains challenging in cold chain logistics,due to the lack
With the development of the social network,while WeChat,Facebook and Twitter have become very popular all over the world.Sharing of the fresh,posting pictures and public announcement is one of the mai
Localization is an important issue for many Ocean Internet of Things(OIoT)applications.The existing localization algorithms use localized beacon nodes to assist localization.