CSIRO and a consortium of Australian Opal miners (Opal Producers Australia Limited) have unveiled the world's first automated device to grade opals using image analysis, at the 2009 National Council of Jewellery Valuers forum ...
Engineering
Aug 31, 2009
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(PhysOrg.com) -- For at least 50 years, television advertisements have been ordered randomly within commercial breaks. But given the spread of digital video recorders (DVR) that allow users to blip-blip past the ads in fast-forward, ...
Social Sciences
Jun 23, 2009
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(PhysOrg.com) -- Studies of climate evolution and the ecology of past-times are often hampered by lost information - lost variables needed to complete the picture have been long thought untraceable but scientists have created ...
General Physics
May 27, 2009
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(PhysOrg.com) -- Natasha Schull recalls how in the late 1990s she began observing people in Las Vegas transfixed for hours at video poker and slot machines. What, she wondered, kept them glued to machines until they lost ...
Social Sciences
May 20, 2009
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The surveillance cameras at Big Y, a Massachusetts grocery chain, are not just passively recording customers and staff. They're studying checkout lines for signs of "sweethearting."
Hi Tech & Innovation
May 10, 2009
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As sea levels rise in the wake of climate change and semi-arid regions turn to desert, people living in those parts of the world are likely to be displaced. A mathematical approach to planned relocation reported in the International ...
Mathematics
Apr 1, 2009
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(PhysOrg.com) -- How many different sudokus are there? How many different ways are there to color in the countries on a map? And how do atoms behave in a solid? Researchers at the Max Planck Institute for Dynamics and Self-Organization ...
Mathematics
Feb 11, 2009
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(PhysOrg.com) -- A powerful computing tool that allows scientists to extract features and patterns from enormously large and complex sets of raw data has been developed by scientists at University of California, Davis, and ...
Computer Sciences
Jan 8, 2009
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