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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, ...

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Many of us use quizzes in tutorials to assess understanding. However, traditional quiz formats often function as static assessments and are disconnected from the learning process itself. Students ...

Moodle is a very efficient way of collecting and facilitating the grading of assignments. Once an assignment is set up, Moodle automatically sets up an assignment "dropbox" where students submit ...

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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 ...

The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...

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