Abstract: In this paper, we investigate the far-field and near-field codebook-based beam training for multi-user modular extremely large-scale multiple-input multiple-output (XL-MIMO) communications, ...

There are many ways to find and retrieve data from a table or range based on a lookup value. In fact, because Microsoft often comes up with new, modernized alternatives, there are too many ways! So, ...

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Abstract: Recent advancements in codebook-based real image super-resolution (SR) have shown promising results in real-world applications. The core idea involves matching high-quality image features ...

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Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

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