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Communications of the ACM

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The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.

March 2015


From The Eponymous Pickle

Visualizing Sets

Visualizing Sets

Interesting example of a novel data visualization.  From Microsoft Labs.


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

Morse Code Project

Morse Code Project

Project ideas come from all sorts of places. Textbooks, other teachers I work with, blogs, random conversations, conferences (do you know about Nifty Assignments from SIGCSE?) and more. Some of the best come from students. Not…


From Schneier on Security

Yet Another Computer Side Channel

Yet Another Computer Side Channel

Researchers have managed to get two computers to communicate using heat and thermal sensors. It's not really viable communication -- the bit rate is eight per hour over fifteen inches -- but it's neat....


From insideHPC

HPC News Roundup for March 27, 2015

HPC News Roundup for March 27, 2015

I'm on my way home from a series of Springtime HPC conferences with boatload of new videos and interviews on the latest in high performance computing. Here are some notable items that may have not made it to the front page.

The…


From insideHPC

HPC Market Update from Intersect360 Research

HPC Market Update from Intersect360 Research

"The drive toward exascale computing, a renewed emphasis on data-centric processing, energy efficiency concerns, and the limitations of memory and I/O performance are all working to reshape High Performance Computing platforms…


From insideHPC

Video: Special Training Session for HPC Systems Managers and Users

Video: Special Training Session for HPC Systems Managers and Users

In this video from the 2015 HPC Advisory Council Switzerland Conference, Oded Paz presents: Special Training Session for HPC Systems Managers and Users: EDR InfiniBand, Multicast Operations (setup flow and diagnostic tools),The…


From Putting People First

Sharp methodological critiques on current Big Data practices

Sharp methodological critiques on current Big Data practices

Two methodological critiques on Big Data that caught our attention: In the Financial Times, economist and journalist Tim Harford points out that sampling bias and statistical errors are, if anything, magnified in Big Data research…


From XRDS

XRDS: Crossroads, The ACM Magazine for Students

XRDS: Crossroads, The ACM Magazine for Students


From XRDS

Stay weird, stay different

Stay weird, stay different

Sean Follmer


From XRDS

Inbox

Inbox

XRDS Staff


From XRDS

Alice and Bob in the new world

Alice and Bob in the new world

Shashank Agrawal


From XRDS

ACM-W chapters at home and abroad: An initiative on women, not of women

ACM-W chapters at home and abroad: An initiative on women, not of women

Claudia Schulz


From XRDS

Chronicling ciphers

Chronicling ciphers

Jay Patel


From XRDS

The Ph.D. journey: tips from somebody who managed to defend his thesis

The Ph.D. journey: tips from somebody who managed to defend his thesis

Vaggelis Giannikas


From XRDS

Computer science faculty careers at liberal arts colleges

Computer science faculty careers at liberal arts colleges

Janet Davis, Jeannie Albrecht, Christine Alvarado, Tzu-Yi Chen, Amy Csizmar Dalal, Sohie Lee


From XRDS

Exception handling evaluation of large APIs

Exception handling evaluation of large APIs

Maria Kechagia


From XRDS

On the evolution of security bugs

On the evolution of security bugs

Dimitris Mitropoulos


From XRDS

Kristin Lauter on cryptography and mathematics

Kristin Lauter on cryptography and mathematics

Shashank Agrawal, Billy RathjeThere are unique challenges posed by cryptography research. This interview examines potential threats to modern security techniques and how to overcome them.


From XRDS

Fully homomorphic encryption: cryptography's holy grail

Fully homomorphic encryption: cryptography's holy grail

David J. WuFor more than 30 years, cryptographers have embarked on a quest to construct an encryption scheme that would enable arbitrary computation on encrypted data. Conceptually simple, yet notoriously difficult to achieve…


From XRDS

Encrypted search

Encrypted search

Seny KamaraThe need to embed search functionality into every aspect of technology has produced an abundance of information that is difficult to secure. Can advances in cryptography resolve the inherent conflicts of big data?


From XRDS

Secure your data and compute on it, too

Secure your data and compute on it, too

Mike RosulekModern cryptography provides techniques to perform useful computations on sensitive data.


From XRDS

Exploring the risks to identity security and privacy in cyberspace

Exploring the risks to identity security and privacy in cyberspace

Jason R. C. NurseCyberspace, a world of great promise, but also, of great peril. Pirates, predators, and hackers galore, are you and your online identity at risk in this wild frontier?


From XRDS

The Wrens of Bletchley Park

The Wrens of Bletchley Park

Michael SmithThe lives and times of the British women who operated Colossus, and their all-important role in events leading to D-Day and the close of the Second World War.


From XRDS

Profile Ian Pratt: pioneering security through virtualization

Profile Ian Pratt: pioneering security through virtualization

Adrian Scoică


From XRDS

Cyber security centre: University of Oxford, United Kingdom

Cyber security centre: University of Oxford, United Kingdom

Luke Garratt


From XRDS

Ancient and modern cryptography

Ancient and modern cryptography

Finn Kuusisto


From XRDS

Counting stars: pattern counting in networks

Counting stars: pattern counting in networks

Tomaz Hočevar


From The Eponymous Pickle

Gamification at SAP in May 2015

Gamification at SAP in May 2015

First example I had heard of a major software company being involved seriously in gamification.   With mention of the key analytcs involved. Available soon.    Will be fun to see that the pilots are,  You can sign up at the link…


From The Computing Community Consortium Blog

2015 UCLA Summer Institute on Mobile Health Technology Research

2015 UCLA Summer Institute on Mobile Health Technology Research

Using mobile technologies to more rapidly and accurately assess and modify behavior, biological states and contextual variables has great potential to transform medical research.  Recent advances in mobile technologies and the…


From BLOG@CACM

Agile Methods: A Follow-Up ACM Webinar

Agile Methods: A Follow-Up ACM Webinar

A follow-up session to the ACM webinar Agile Methods: The Good, the Hype and the Ugly will take place on March 27.