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Technology / Computer Sciences news 1234

Computer scientists uncover online auction fraud

December 05, 2006 | User rating: 4.2 / 5 after 40 vote(s) | No comments yet

Computer scientists at Carnegie Mellon University are using data mining techniques to identify perpetrators of fraud among online auction users as well as their otherwise unknown accomplices.


Researchers Give Computers Common Sense

October 17, 2007 | User rating: 4.5 / 5 after 19 vote(s) | User comments: 4

Using a little-known Google Labs widget, computer scientists from UC San Diego and UCLA have brought common sense to an automated image labeling system. The common sense comes as the ability to use context ...


Sandia fingerprinting technique demonstrates wireless device driver vulnerabilities

September 12, 2006 | User rating: 2.2 / 5 after 58 vote(s) | No comments yet

The next time you’re sipping a latte and surfing the Net at your favorite neighborhood wireless cafe, someone just a few seats away could be breaking into your laptop and causing irreparable damage to your ...


Crime fighting potential for computerised lip-reading

February 21, 2007 | User rating: 4.3 / 5 after 9 vote(s) | No comments yet

Researchers at the University of East Anglia are about to embark on an innovative new project to develop computer lip-reading systems that could be used for fighting crime.


Computer scientists track prediction markets in run-up to US elections

November 01, 2006 | User rating: 3.7 / 5 after 16 vote(s) | No comments yet

As voters prepare for the polls Nov. 7, computer scientists at the University of Chicago and Yahoo! Research are calling attention to the uncanny track record that an Irish securities trading market has for accurately predicting ...


Researchers develop new image-recognition software

May 21, 2008 | User rating: 4.3 / 5 after 26 vote(s) | User comments: 3

It takes surprisingly few pixels of information to be able to identify the subject of an image, a team led by an MIT researcher has found. The discovery could lead to great advances in the automated identification ...


Technology would help detect terrorists before they strike

October 05, 2007 | User rating: 3.8 / 5 after 12 vote(s) | User comments: 1

Are you a terrorist? Airport screeners, customs agents, police officers and members of the military who silently pose that question to people every day, may soon have much more than intuition to depend on to determine the ...


Nike+iPod Sport Kit raises privacy concerns

November 30, 2006 | User rating: 2.9 / 5 after 20 vote(s) | No comments yet

This holiday season, gift-givers may unwittingly give their favorite athlete a workout accessory that can double as a tracking device. Researchers in computer science and engineering at the University of Washington ...


Images for 3D Video Games Without High Price Tags or Stretch Marks

August 12, 2008 | User rating: 4.6 / 5 after 16 vote(s) | User comments: 1

(PhysOrg.com) -- The images of rocks, clouds, marble and other textures that serve as background images and details for 3D video games are often hand painted and thus costly to generate. A breakthrough from ...


Hubble maps the changing constellation of Internet 'black holes'

April 08, 2008 | User rating: 4.3 / 5 after 18 vote(s) | No comments yet

You're trying to log on to a Web site and it's not working. You try again and again. But persistence doesn't pay off. The site you want is inexplicably, frustratingly, out of reach.


Stanford builds a better virtual world, one tree (or millions) at a time

January 07, 2008 | User rating: 4.4 / 5 after 24 vote(s) | User comments: 3

When Stanford computer scientist Vladlen Koltun decided to build a better virtual world, he began with 3-D trees—millions of them. Now he wants to give them away.


Stanford site advances science of turning 2-D images into 3-D models

January 23, 2008 | User rating: 4.5 / 5 after 22 vote(s) | User comments: 4

An artist might spend weeks fretting over questions of depth, scale and perspective in a landscape painting, but once it is done, what's left is a two-dimensional image with a fixed point of view. But the ...


Wizkid changes concept of how people interact with machines

February 19, 2008 | User rating: 3.9 / 5 after 24 vote(s) | User comments: 1

There's a kid waiting to meet you at The Museum of Modern Art in New York. Like any kid, it will amuse you, it will ask you lots of questions, and it might even bother you a little bit. But unlike most kids, ...


From 2-D pictures to 3 dimensions

March 03, 2008 | User rating: 4.3 / 5 after 19 vote(s) | No comments yet

Your pictures of the Grand Canyon, Times Square or other destinations may be pretty good, but wouldn’t it be nice to show them off in three dimensions?


Forensic statisticians hunting for hidden messages

November 09, 2006 | User rating: 3.9 / 5 after 14 vote(s) | No comments yet

Two Iowa State mathematicians have developed software that will detect secret files in seemingly innocent digital images. Jennifer Davidson and Cliff Bergman, both professors in the math department, are fine-tuning the artificial ...


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