QR codes are everywhere, from restaurant menus to event tickets and marketing campaigns. But the software used to create them is far from equal. The market is divided between simple free tools, ...

The US Cybersecurity and Infrastructure Security Agency warns that hackers are actively targeting Signal, WhatsApp, and other encrypted messaging apps with commercial spyware that exploits specific ...

Abstract: In response to the increasing complexity of inventory management in large-scale warehouses, we present a drone-assisted quick response (QR) code recognition technology for warehouse ...

Every Black Friday and Cyber Monday, millions of shoppers unknowingly become test subjects in retail's largest behavioral experiment. Under the pressure of flash sales and ticking countdown timers, ...

Abstract: This paper proposes a QR iteration decomposition-based time reversal multiple signal classification algorithm (QR-MUSIC). By replacing the traditional singular value decomposition (SVD) with ...