(Phys.org) —Whether it's a rare jade figurine or an ice sculpture, how light passes through a translucent surface is key to its appearance, and humans are sensitive to subtle differences in the result. So Cornell researchers, ...
Computer Sciences
Oct 1, 2013
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(Phys.org) —A good painter uses simple strokes of a brush to bring texture, contrast and depth to a blank canvas. In comparison, computer programs can have difficulty reproducing the complex and varied forms of brushstrokes, ...
Computer Sciences
Sep 26, 2013
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Object-recognition systems—software that tries to identify objects in digital images—typically rely on machine learning. They comb through databases of previously labeled images and look for combinations of visual features ...
Computer Sciences
Sep 19, 2013
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North Carolina State University researchers have developed a way for search engines to provide users with more accurate, personalized search results. The challenge in the past has been how to scale this approach up so that ...
Computer Sciences
Sep 18, 2013
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Two researchers at UCL Computer Science and the University of Gdansk present a new method for determining the amount of entanglement – a quantum phenomenon connecting two remote partners, and crucial for quantum technology ...
Quantum Physics
Sep 15, 2013
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After a journey of almost ten years, the Rosetta mission has just a few months left to wait before beginning its rendezvous with a time capsule. Comet 67P/Churymov-Gerasimenko is a dirty snowball of ice and dust that preserves ...
Space Exploration
Sep 14, 2013
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New research from the University of East Anglia shows that rising ocean temperatures will upset natural cycles of carbon dioxide, nitrogen and phosphorous.
Earth Sciences
Sep 8, 2013
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(Phys.org) —In the age of the Internet, it's getting harder and harder to keep secrets. When you type in your password, there's no telling who might be watching it go by. New research at Cornell may offer a pathway to more ...
Computer Sciences
Aug 29, 2013
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A person's math ability can range from simple arithmetic to calculus and abstract set theory. But there's one math skill we all share: a primitive ability to estimate and compare quantities without counting, like when choosing ...
Social Sciences
Aug 7, 2013
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Scientists have identified a molecule that enables starfish to carry out one of the most remarkable forms of feeding in the natural world.
Plants & Animals
Aug 1, 2013
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