With the 5th Generation (5G) Mo-bile network being rolled out gradually in 2019, the research for the next generation mo-bile network has been started and targe
Not only high spectral efficiency (SE) but also high energy efficiency (EE) are required for future wireless communication sys-tems. Radio orbital angular momen
To security support large-scale intelligent applications, distributed machine learning based on blockchain is an intuitive solution scheme. However, the distrib