Abstract: Quick response (QR) code is one of the most popular beacons for indoor positioning. Existing QR code-based algorithms typically require several QR codes for precise positioning, which may ...

Abstract: Recently, the dynamic Proof of Work (PoW) mechanism has attracted considerable attention as a promising consensus mechanism for implementing blockchain in the Internet of Vehicles (IoV) due ...

If you imagine the story of the universe as a film endlessly in post-production, cosmologists would be its obsessive editors, constantly tweaking the narrative. The version they are working with is an ...