Abstract: A conflict-avoiding code (CAC) is a deterministic transmission scheme for asynchronous multiple access without feedback. When the number of simultaneously active users is less than or equal ...

Abstract: Combating counterfeit products is crucial for maintaining a healthy market. Recently, Copy Sensitive Graphical Codes (CSGC) have garnered significant attention due to their high sensitivity ...

President Trump’s State of the Union address last night was very like the man who delivered it: divisive, abusive, and childish. The speech turned reality on its head in many ways. The president who ...

If there’s one bet that will always hit on one of the various “prediction markets” that are now apparently undergirding our economy, it’s that America will take the wrong lesson from a crisis. One of ...

Researchers at TU Wien and Cerabyte created the world’s smallest QR code, measuring just 1.98 square micrometers. The record has been officially verified by Guinness World Records, making it 37% ...