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, ...

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A salmon pink synthetic fiber and lace doily. The doily has a solid fabric rectangular center surrounded by a ruffled lace border that is hand sewn to the center fabric.

"We show that this design can, in principle, find half of all existing Earth-like planets orbiting sun-like stars within 30 light-years in less than three years." When you purchase through links on ...

Git isn’t hard to learn. Moreover, with a Git GUI such as Atlassian’s Sourcetree, and a SaaS code repository such as Bitbucket, mastery of the industry’s most powerful version control tools is within ...

Synthetic Aperture Radar (SAR) has been widely used for Earth remote sensing for more than 30 years. It provides high-resolution, day-and-night and weather-independent images for a multitude of ...

Learn how to crochet the beautiful and versatile Sofia Square — and customize it to any size you need! 🧶 Whether you're making a blanket, pillow cover, bag panel, or garment, this tutorial shows you ...

The delicate and intricate doilies you come across at the thrift store can find new life in your home — and not just underneath a plate. There are lots of creative ways to repurpose vintage doilies ...

Much like place mats, trivets serve a purpose both practical and decorative. They act as the final resting place (other than your stomach) for whatever roast or braise you pored over for hours. And ...