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Excel's UNIQUE function can't skip columns—unless you use this trick

Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

Learn What GROUPBY Can Really Do in Excel : From Smart Sorting to Percent of Totals

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.
IEEE

Near-Field Array Shaped Multifocus Power Distribution With Dynamic Range Ratio Constraints Using Convex Optimization

Abstract: This letter addresses precise control of multifocus (MF) power distribution problems in near-field focusing (NFF) planar arrays based on convex optimization. First, a single focal point (FP) ...
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Everything You Need to Know About Array Constants in Excel

Array constants in Microsoft Excel are powerful tools for performing multiple calculations with a single formula. Using array constants in your Excel worksheets avoids the need for lengthy or repeated ...
IEEE

Physically Consistent Modeling and Achievable Rate Optimization of Wireless Systems Using Dynamic Scattering Array

Abstract: Driven by the low-power and low-cost requirements of 6G communications, dynamic scattering array (DSA), which leverages the strong near-field mutual coupling effects between the active ...