1. Institute for Digital Technologies, Loughborough University London, London, U.K
2. Internet of Things Thrust, The Hong Kong University of Science and Technology (Guangzhou), Guangzhou, Guangdong, China
3. School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K
4. School of Computer Science, Fudan University, Shanghai, China
5. Department of Engineering, King's College London, London, U.K