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, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Thomas J Catalano is a CFP and Registered Investment Adviser with the state of South ...

Get up and running with routes, views, and templates in Python’s most popular web framework, including new features found ...

Pillow is the friendly PIL fork by Jeffrey A. Clark and contributors. PIL is the Python Imaging Library by Fredrik Lundh and contributors. As of 2019, Pillow development is supported by Tidelift. The ...

Iterative PSF reconstruction given cutouts of individual stars or other point-like sources. Sub-pixel astrometric shifts calculated and accounted for while performing the PSF reconstruction. PSF ...