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An edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.


A 'flickr-Ing' View of the World, in 4-D
From ACM TechNews

A 'flickr-Ing' View of the World, in 4-D

The Scene Chronology system enables an observer to navigate a virtual 3D space while using a slider control to move forward and backward in time. 

Cornell Research Steers Nyc Bikes to Needy Stations
From ACM TechNews

Cornell Research Steers Nyc Bikes to Needy Stations

Cornell University researchers have developed algorithms and data analysis tools to help rebalance the New York City Citi Bike system as efficiently as possible...

Facebook Tells the Computer Who You Love
From ACM TechNews

Facebook Tells the Computer Who You Love

New algorithms can correctly identify a person's spouse, fiance, or other romantic partner, based on a map of Facebook friends, with about 70-percent accuracy. 

Apps Make Sense of Social Media 'noise'
From ACM TechNews

Apps Make Sense of Social Media 'noise'

Researchers have developed two applications that could transform New Yorkers' social media activity into viable data. 

Something About STEM Drives Women Out
From ACM TechNews

Something About STEM Drives Women Out

Women who have worked in STEM fields are more likely to leave their field for other careers than other professional women.

Precomputing Speeds Up Cloth Imaging
From ACM TechNews

Precomputing Speeds Up Cloth Imaging

Cornell University researchers say they have extended the idea of repetition to make calculation of computer graphic models much simpler and faster. 

'zero Knowledge' May Answer Computer Security Question
From ACM TechNews

'zero Knowledge' May Answer Computer Security Question

A new protocol for the creation of a "zero-knowledge proof" involves answering questions that depend on having a secret bit of knowledge. 

Computer Can Infer Rules of the Forest
From ACM TechNews

Computer Can Infer Rules of the Forest

A recently published study describes a computer algorithm that enables machines to infer stochastic reaction models without human intervention.

Squishy Robots Evolve to Run
From ACM TechNews

Squishy Robots Evolve to Run

Researchers have released a video that shows the evolution of a creature into a galloping, soft robot over 1,000 generations. 

Free Program Makes Computer Graphics More Realistic
From ACM TechNews

Free Program Makes Computer Graphics More Realistic

Cornell University researchers have developed a new version of Mitsuba, a free, open source rendering program used by computer graphics researchers worldwide.  

Computer-Simulated Knitting Goes Right Down to the Yarn
From ACM TechNews

Computer-Simulated Knitting Goes Right Down to the Yarn

Cornell University researchers demonstrated a method for building simulated knitted fabric out of an array of individual stitches at the SIGGRAPH 2012 conference...

From ACM TechNews

Computers Not Yet Able to ­nderstand Human Speech

Cornell University professor Lillian Lee discusses the progress in natural language processing and machine learning and the challenges that lie ahead.  

Solid-State Terahertz Devices Could Scan for Cancer
From ACM TechNews

Solid-State Terahertz Devices Could Scan for Cancer

Cornell University researchers have developed a method of generating terahertz signals on an inexpensive silicon chip. The method uses mainstream CMOS technology...

Robots Learn to Pick ­p Oddly Shaped Objects
From ACM TechNews

Robots Learn to Pick ­p Oddly Shaped Objects

Cornell University researchers have developed a algorithm that enables a robot to learn grasping skills from experience and apply them to new situations.

Researchers Demonstrate New Way to Control Nonvolatile Magnetic Memory Devices
From ACM TechNews

Researchers Demonstrate New Way to Control Nonvolatile Magnetic Memory Devices

The spin Hall effect is useful for memory applications because it can switch magnetic poles back and forth, according to researchers at Cornell University.  

Researchers Create Transistors From Natural Cotton Fibers
From ACM TechNews

Researchers Create Transistors From Natural Cotton Fibers

Cornell University professor Juan Hinestroza was part of an international team that recently developed transistors using natural cotton fibers. 

Robots Learn to Handle Objects, Understand New Places
From ACM TechNews

Robots Learn to Handle Objects, Understand New Places

A team from Cornell University's Personal Robotics Laboratory is teaching a robot to find its way around new environments and manipulate objects, and machine learning...

Chatty Robots Go Viral on Youtube
From ACM TechNews

Chatty Robots Go Viral on Youtube

Cornell University students have used a Web-based chatbot called Cleverbot to set up an online chat between two robots, one male and one female.

'endless Forms' Uses the Web to Breed 3-D Printable Objects
From ACM TechNews

'endless Forms' Uses the Web to Breed 3-D Printable Objects

Cornell University researchers are using their new, interactive EndlessForms.com Web site to allow anyone online to guide the evolution of printable, three-dimensional...

Project Euclid's Mathjax Displays 'beautiful Math' Online
From ACM TechNews

Project Euclid's Mathjax Displays 'beautiful Math' Online

Project Euclid, an online information community for mathematicians, has implemented MathJax, new technology that presents math attractively and reliably on the...
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