Brown University

Computer program can identify sketches

(Phys.org)—Computers are good at speed, numbers, and massive amounts of data, but understanding the content of a simple drawing is more difficult. Researchers at Brown and the Technical University of Berlin ...

dateSep 13, 2012 in Computer Sciences
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Experiments inform study of crowd motion

What must the staid-faced University luminaries in those portraits around Sayles Hall have thought while they watched this scene play out for four days last week? Over and over, two to 20 young men and women ...

dateJul 27, 2012 in Mathematics
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A typo in the Declaration of Independence?

Dissemination of public documents was slow and labor-intensive in 1776. It’s too late to know for sure, but it’s interesting to speculate why a colonial printer — hurried, perhaps carried away ...

dateJul 04, 2012 in Other
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Recreational fishing causes Cape Cod salt marsh die-off

Recreational fishing is a major contributor to the rapid decline of important salt marshes along Cape Cod because it strips top predators such as striped bass, blue crabs, and smooth dogfish out of the ecosystem, according ...

dateJun 11, 2012 in Ecology
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A SMART(er) way to track influenza

In April 2009, the world took notice as reports surfaced of a virus in Mexico that had mutated from pigs and was being passed from human to human. The H1N1 "swine flu," as the virus was named, circulated worldwide, ...

dateJun 11, 2012 in Analytical Chemistry
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How ion bombardment reshapes metal surfaces

To modify a metal surface at the scale of atoms and molecules — for instance to refine the wiring in computer chips or the reflective silver in optical components — manufacturers shower it with ions. ...

dateMay 23, 2012 in Nanophysics
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