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subjectData / Storage And Retrieval
authorTechnology Review
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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.


How to Steal Data from Your Neighbor in the Cloud
From ACM News

How to Steal Data from Your Neighbor in the Cloud

Cloud computing teaches people not to worry about physical equipment for hosting data and running software.

The States with the Riskiest Voting Technology
From ACM News

The States with the Riskiest Voting Technology

Next Tuesday's presidential election will likely be extremely close, magnifying the potential impact of vote-counting errors.

Genome Hunters Go After Martian Dna
From ACM Careers

Genome Hunters Go After Martian Dna

Two high-profile entrepreneurs say they want to put a DNA sequencing machine on the surface of Mars in a bid to prove the existence of extraterrestrial life.

How to Share Personal Data While Keeping Secrets Safe
From ACM TechNews

How to Share Personal Data While Keeping Secrets Safe

Cornell University researchers have developed a new mathematical technique that allows for the sharing of large data sets of personal data without compromising...

Software Detects Motion That the Human Eye Can't See
From ACM TechNews

Software Detects Motion That the Human Eye Can't See

MIT researchers have developed the Eulerian video magnification process, a set of software algorithms that can amplify certain aspects of a video and reveal what...

Your Laptop Can Now Analyze Big Data
From ACM TechNews

Your Laptop Can Now Analyze Big Data

Carnegie Mellon University researchers have developed GraphChi, a framework for running large-scale computations on one personal computer.  

A Phone That Knows Where You're Going
From ACM TechNews

A Phone That Knows Where You're Going

Researchers have developed an algorithm that follows a person's mobility patterns and also analyzes the patterns of people in the user's social network. In a study...

PageRank Algorithm Reveals Soccer Teams' Strategies
From ACM News

PageRank Algorithm Reveals Soccer Teams' Strategies

Many readers will have watched the final of the Euro 2012 soccer championships last Sunday in which Spain demolished a tired Italian team by 4 goals to nil. The...

A Robot Takes Stock
From ACM News

A Robot Takes Stock

The short figure creeping around the Carnegie Mellon University campus store in a hooded sweatshirt recently isn't some shoplifter, but a robot taking inventory...

Statistics ­nmask Phony Online Reviews
From ACM News

Statistics ­nmask Phony Online Reviews

Searching for hotels in cities they've never visited, people often turn to customer-written reviews on websites such as TripAdvisor. But how do they know those...

A Computer Interface that Takes a Load Off Your Mind
From ACM News

A Computer Interface that Takes a Load Off Your Mind

Conversations between people include a lot more than just words. All sorts of visual and aural cues indicate each party's state of mind and make for a productive...

A Stock Exchange For Your Personal Data
From ACM TechNews

A Stock Exchange For Your Personal Data

The creation of a marketplace for personal information would be a way for people to regain control of their data in the information age, says Hewlett-Packard Labs...

From ACM News

The Indoor Positioning System Era

GPS rules your life. At least, it rules mine.

Facebook's Telescope on Human Behavior
From ACM News

Facebook's Telescope on Human Behavior

One way to describe Facebook is as the most extensive data set on human social behavior that ever was.

From ACM News

How Seagate's Terabit-Per-Square-Inch Hard Drive Works

Magnetic hard disks will soon be able to store one terabit (a trillion bits) per square inch.

Microsoft Builds a Browser for Your Past
From ACM News

Microsoft Builds a Browser for Your Past

Mining personal data to discover what people care about has become big business for companies such as Facebook and Google. Now a project from Microsoft Research...

From ACM News

How a Web Link Can Take Control of Your Phone

A chilling demonstration to a small, packed room at the recent RSA security conference showed how clicking a single bad Web link while using a phone running Google's...

Ultrafast Trades Trigger Black Swan Events Every Day, Say Econophysicists
From ACM News

Ultrafast Trades Trigger Black Swan Events Every Day, Say Econophysicists

On 6 May 2010, shares on U.S. financial markets suddenly dropped on average by around 10% but in over 300 stocks by more than 60%. Moments later the prices recovered...

Encrypting Pictures Using Chaotic Cellular Automata
From ACM TechNews

Encrypting Pictures Using Chaotic Cellular Automata

Marina Jeaneth Machicao and colleagues at the University of San Paul in Brazil are using chaos to encrypt images. Their approach generates a pseudo-random signal...

From ACM News

Bouncing Data Would Speed Up Data Centers

Inside the huge data centers operated by Internet companies like Google, Amazon, and Facebook, information is processed at blistering speed, but it still has to...
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