QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...

If you have the habit of indiscriminately scanning QR codes, you’d better be careful when you take your phone and scan a random QR code that you get in your email. Cybersecurity experts have cautioned ...

Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

PORT TOWNSEND ­ ­– The use of QR codes, matrix bar codes that hold information about a product or a store, is emerging in Port Townsend in two different venues this week. The QR — or “quick response” ...

QR codes are those funky two-dimensional bar code or matrix codes (pictured) that are starting to crop up on products, posters and places all over the physical world. These little bar codes are easily ...

Faith writes guides, how-tos, and roundups on the latest Android games and apps for Android Police. You'll find her writing about the newest free-to-play game to hit Android or discussing her paranoia ...

Technology researchers reported that smartphone shipments surpassed PC shipments in the past quarter. Now some ministry leaders are getting the call to create smart phone outreach using mobile ...

Matrix codes are like bar codes on steroids. To the naked eye, they look deceptively like a series of dots in a rectangular pattern. They’re being used by Japanese companies to identify buildings, by ...

Dr. James McCaffrey of Microsoft Research guides you through a full-code, step-by-step tutorial on "one of the most important operations in machine learning." Computing the inverse of a matrix is one ...