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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, ...

No more struggling with sleeve plackets! This beginner-friendly method shows you the fastest and most efficient way to sew clean, professional-looking plackets in no time. Trump adopts new nickname ...

UAL Short Courses: make it your way! Explore art, fashion, design & more. Expert-led, practical courses for all ages and levels. Gain skills, build portfolios, & connect. Choose on-campus or online ...