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Excel PivotTables seem complicated—until you understand the basics
You don't need complex formulas to summarize thousands of rows when PivotTables can do the heavy lifting for you.
PivotTables can do more than you think, from splitting reports by category to calculating unique counts and percentage growth ...
Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...
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