News headlines IBM has received a Buy rating upgrade due to positive earnings outlook and strong revenue growth projections. The company is leveraging AI and strategic acquisitions to enhance its ...

News headlines IBM's stock has gained nearly 38% this year, bolstered by its AI strategy and key acquisitions. However, concerns remain about its growth potential and valuation amid a volatile market ...

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Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...