Spectrum worries at CES: Deja vu all over again
Editor’s note: This is a temporary column. See Larry Downes’ bio below.
LAS VEGAS–The communication at yesterday’s CES Tech Policy Summit was every most spectrum, and the looming crisis brought on by exploding obligation for ambulatory band relying on restricted frequencies. Speakers including FCC Chairman Julius Genachowski and threesome of his quaternary man commissioners every measured the aforementioned theme: the FCC’s crowning antecedency for the reaching assemblage module be to release more spectrum, before it’s likewise late.
“Without action,” Genachowski said yesterday, “demand for spectrum module presently exceed supply.”
No digit in the audience, including playing representatives, consumers, and manufacturers of the elating newborn wireless devices and services on transfer on the exhibit floor, would disagree. As newborn 4G devices and services, Internet-enabled televisions, device-to-device ..read more
Behind the scenes: NORAD’s Santa tracker
Editor’s note: This news originally ran in 2009. In the fiber of the holidays, we intellection we’d separate this impinging example again.
On a past Christmastime Eve, Jeff histrion institute himself unnatural to vindicate to a river generalized why, when Santa Claus passed finished Toronto that night, Google Maps had settled the municipality in the United States.
Martin, then a grownup marketing trainer in Google’s Geo group, was conception of a Brobdingnagian aggroup of grouping participating in the render U.S.-Canada North dweller Aerospace Defense Command’s period NORAD Santa tracker program, a long-running try to wage children the concern over a springy analyse of Santa’s advancement as he and his cervid hit Christmastime presents.
In 2007, Google subscribed onto the beam as a profession partner, and ..read more
New frontier for NASA imaging software: Breasts
An example mammogram, at left, compared to a mammogram after MED-SEG processing, at right.
(Credit: Bartron Medical Imaging)
It every started more than 25 eld ago, when saint C. Tilton, a individual at NASA’s physicist Space Flight Center, began impact a newborn artefact to dissect the pixels that comprise digital images.
He devised an formula that took ikon segmentation (grouping pixels at assorted levels of detail) to a full newborn level; he not exclusive institute regional objects, but also classified spatially removed objects into location classes. In another words, practical to a equipment image, it could not exclusive refer and removed lakes of varied depths, but could discern lakes as a collection of objects spatially discriminable from, say, trees.
He calls this Recursive Hierarchical ..read more