Learn how to quickly find duplicates in Excel, whether you’re comparing one list or two. This tutorial shows step-by-step methods for highlighting duplicate values, using formulas, and speeding up ...

Abstract: A novel two-dimensional direction finding method is proposed and verified using a 4-element time modulated circular array (TMCA). The received signals from four antenna elements are ...

Abstract: Radio frequency (RF) sensing has been commonly employed in health monitoring because of its advantages of noncontact, wide coverage, and privacy protection. Respiratory monitoring within ...