Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

Find out how Excel’s XLOOKUP handles approximate matches when working with text values. We put it to the test so you don’t ...

The asterisk (*) is the wildcard character that represents any sequence of characters, including when there are no characters at all. It’s the most flexible of the bunch, since it can replace any ...

Abstract: Federated learning (FL) has emerged as a privacy-preserving paradigm that trains neural networks on edge devices without collecting data at a central server. However, FL encounters an ...