Communications of the ACM
Why the Simplex Method, at Age 75, is Still the Go-To Algorithm
Daniel A. Spielman and colleague Shang-hua Teng solved the mystery of the Simplex Method using a technique called smoothed analysis… From ACM NewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
From ACM TechNews
Finding the Right Piece of Sky
At the recent ACM SIGGRAPH 2009 conference, Microsoft Research's Visual Computing Group presented SkyFinder, a search system designed to analyze images of the sky...
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Supercomputer Visuals Without Graphics Chip
The obsolescence of graphics-processing clusters is being hastened by the rapidly accelerating data processing speed of supercomputers. Scientists at Argonne National...
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Adding Meaning to Millions of Numbers
True Engineering Technology has developed semantic technology that gives meaning to numerical data to prevent number-related mixups. The company has launched Numberspace...
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Helping Robots Get a Grip
Columbia University robotics researchers Peter Allan and Matei Ciocarlie have developed a new way to control a dexterous robotic hand. The researchers realized...
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Cutting-Edge Robots Show Off in Japan
Researchers from around the world are meeting at a conference in Kobe, Japan, to discuss recent advancements in robotics. Among those on display will be RiSE, a...
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Device Allows Smartphones to Capture and Display ltrasound Images
Washington University in St. Louis computer engineers have developed an ultrasound device that can be plugged directly into a smartphone's USB port. The device...
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The Stranger Side of Chi 2009
ACM's CHI 2009, the 27th Computer-Human Interaction Conference, spotlighted many new inventions and concepts, some of which were decidedly unusual. These included...
From ACM TechNews