Sunday, February 5th, 2012 3:37 pm

Fourier transform: New algorithm improves compression

Cambridge (ip-192.com): MIT researchers developed a new algorithm that improves on the fast Fourier transform (FFT), a mathematical operation that decomposes a function into its constituent frequencies, known as its frequency spectrum. The new algorithm could be particularly useful for image compression to allow smartphones to wirelessly transmit large video files without draining batteries or [...]

Touchscreen devices: Microphone can listen to tap, knuckle

Pittsburgh (ip-192.com): Smartphone and tablet computer owners have become adept at using finger taps, flicks and drags to control their touchscreens. But Carnegie Mellon University (CMU) researchers have found that this interaction can be enhanced by taking greater advantage of the finger's anatomy and dexterity. By attaching a microphone to a touchscreen, the CMU scientists [...]

Europe: Weak demand for PC’s, mini-notebooks

Stamford (ip-192.com): PC shipments in Western Europe totaled 12.7 million units in the second quarter of 2011, a decline of 18.9 percent from the same period in 2010. The mobile PC market was particularly hit hard with a 20.4 percent decline, as mini-notebook shipments decreased 53 percent, according to Gartner, Inc, an information technology research [...]

Video-sharing: YouTube, Vimeo on the rise

Washington, DC (ip-192.com): Video-sharing is on the rise: 71 percent of online Americans use sites such as YouTube and Vimeo frequently. On any given day, 28 percent of internet users go to video-sharing sites, according to a national survey by the Pew Research Center’s Internet & American Life Project. A similar survey conducted in 2010 [...]