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Online photos may reveal your friendships

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TechAndComputer (Dec. 9, 2010) — Comparing the locations of photos posted on the Internet with social network contacts, Cornell University computer scientists have found that as few as three "co-locations" for images at different times and places could predict with high probability that two people posting photos were socially connected.

The results have implications for online privacy, the researchers said, but also suggest a quantitative answer...

TechAndComputer (Dec. 9, 2010) — Comparing the locations of photos posted on the Internet with social network contacts, Cornell University computer scientists have found that as few as three "co-locations" for images at different times and places could predict with high probability that...

Bird call database nests online

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TechAndComputer (Dec. 7, 2010) — A growing online library of bird sounds, photos and information offers a new resource for backyard birders and seasoned ornithologists alike.

The Avian Vocalizations Center at Michigan State University, or AVoCet,offers free downloads of bird sounds from around the world. It also features sonograms that visually chart the sounds, photos of birds recorded, Google Earth maps of recording locations and links to other...

TechAndComputer (Dec. 7, 2010) — A...

Illegal file sharers: 'Robin Hoods of the digital age?'

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TechAndComputer (Dec. 7, 2010) — Many illegal file sharers believe they are the 'Robin Hoods of the digital age' and are motivated by altruism and a desire for notoriety, according to new research which analyses why people illegally download digital media.

The research by Joe Cox, from the University of Portsmouth Business School, is the first study to distinguish between the characteristics, motivations and behaviours of different types of file...

TechAndComputer (Dec. 7, 2010) — Many...

World's fastest camera takes a new look at biosensing

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TechAndComputer (Dec. 1, 2010) — A European consortium comprising NPL, ST Microelectronics, the University of Edinburgh, and TU Delft has been involved in the development and application of the Megaframe Imager -- an ultrafast camera capable of recording images at the incredible rate of one million frames.

Faster, higher resolution cameras

Since the introduction of solid-state optical sensors, like those found in digital cameras, the main trend...

TechAndComputer (Dec. 1, 2010) — A...

Saving our data from digital decay

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TechAndComputer (Nov. 23, 2010) — An old-school alternative to digital storage has a modern spin that could save us from future information loss as technology changes and today's state of the art devices become tomorrow's museum pieces.

Digital objects -- documents, images, databases -- require specific software to open and read them, which in turn requires specific operating systems, device drivers, and hardware to run them depending on the...

TechAndComputer (Nov. 23, 2010) — An...