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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.

September 2015


From insideHPC

Stepping up to the performance challenge

Stepping up to the performance challenge

The performance-savvy HPC developer is in high demand today. Leaps in intra-node parallelism, memory performance and capacity are set to meet applications struggling to exploit existing systems head-on.

The post Stepping upinsideHPC…


From Schneier on Security

How GCHQ Tracks Internet Users

How GCHQ Tracks Internet Users

The Intercept has a new story from the Snowden documents about The UK's GCHQ's surveillance of the Internet: The mass surveillance operation ­ code-named KARMA POLICE­ was launched by British spies about seven years ago without…


From The Eponymous Pickle

Winning with 3D Printing

Winning with 3D Printing

From Bain & Company:   An infographic:   "  ... Winning with 3D Printing.  How additive manufacturing, popularly known as 3D printing, can help companies rethink product design. ....  The cost of complexity is no longer a design…


From The Computing Community Consortium Blog

CCC Whitepaper- Systems Computing Challenges in the Internet of Things

CCC Whitepaper- Systems Computing Challenges in the Internet of Things

The Computing Community Consortium (CCC) Computing in the Physical World Task Force has just released a community whitepaper on Systems Computing Challenges in the Internet of Things. The Task Force, lead by CCC Council Member…


From Daniel Lemire's Blog

Could big data and wearables help the fight against diseases?

Could big data and wearables help the fight against diseases?

Biologists and medical researchers are used to drinking data with a straw. Doctors measure heart rate, weight and blood pressure, one at a time, at a high cost. When patients suffer from serious diseases, like cancer, measures…


From Computer Science Teachers Association

What are you doing this year?

What are you doing this year?

What are you doing this year? At the start of the year all educators like to refresh materials, think about what else we could use to teach our content and figure out new ways to engage and challenge our students. … Continue


From Computational Complexity

Venn Diagrams are used (yeah) but abused (boo)

In a prior blog entry I speculated about which math phrases will enter the English Language and will they be used correctly.  I thought Prisoner's Dilemma would enter and be used correctly, but Turing Test and Venn Diagram would…


From insideHPC

PNNL Installs Data Vortex System

PNNL Installs Data Vortex System

Today Data Vortex Technologies announced that the company has sold and delivered a DV205 system, “PEPSY”, to the Pacific Northwest National Laboratory (PNNL). PEPSY is specifically designed to solve problems requiring extensive…


From U.S. Public Policy Committee of the ACM

Hill Tech Happenings, Week of September 28

Hill Tech Happenings, Week of September 28

Tuesday, September 29, 2015 Hearing: Cybersecurity Policy and Threats Senate Armed Services Committee 9:30 am | G50 Dirksen Senate Office Building Hearing: Outside Perspectives on the Department of Defense Cyber Strategy House…


From insideHPC

Video: On the Role of Flash in Large-Scale Storage Systems

Video: On the Role of Flash in Large-Scale Storage Systems

Nathan Rutman from Seagate presented this talk at the LAD'15 Conference. "So why is a spinning disk company talking about Flash? Last year, Seagate acquired Avago LSI's flash division. We now have an array of flash-based storage…


From The Eponymous Pickle

Internet Tells you How with Services

Internet Tells you How with Services

Since the beginning of the Internet, I have been interested in how it can provide teachable moments, and how people have used it as a primary place to find information to get things done. Google writes about their YouTube service…


From insideHPC

D-Wave to Collaborate with Google, NASA, and USRA on Quantum Computing

D-Wave to Collaborate with Google, NASA, and USRA on Quantum Computing

Today D-Wave Systems announced a new agreement covering the installation of a succession of D-Wave systems located at NASA's Ames Research Center. "The new agreement is the largest order in D-Wave's history, and indicative of…


From insideHPC

UCX: Co-Design Architecture For Next Generation HPC Systems

UCX: Co-Design Architecture For Next Generation HPC Systems

"The UCX Unified Communication X project is a collaboration between industry, laboratories, and academia to create an open-source production grade communication framework for data centric and high-performance applications. At…


From Gödel's Lost Letter and P=NP

A Curious Inversion

The math of “The Curious Incident of the Dog in the Night-Time” Mark Haddon wrote the book, The Curious Incident of the Dog in the Night-Time, which was published in 2003. It is about an autistic 15 year-old boy, who is a math…


From Gödel's Lost Letter and P=NP

A Curious Inversion

The math of “The Curious Incident of the Dog in the Night-Time” Mark Haddon wrote the book, The Curious Incident of the Dog in the Night-Time, which was published in 2003. It is about an autistic 15 year-old boy, who is a math…


From insideHPC

Pointwise Improves Mesh Generation Capabilities

Pointwise Improves Mesh Generation Capabilities

Pointwise has announced the latest release of its meshing software featuring new native interfaces to computational fluid dynamics codes.

The post Pointwise Improves Mesh Generation Capabilities appeared first on insideHPC.


From insideHPC

Video: HPC Technology Panel at the PBS Works User Group

Video: HPC Technology Panel at the PBS Works User Group

Rich Brueckner from insideHPC moderated this panel discussion on current trends in HPC. "President Obama's Executive Order establishing the National Strategic Computing Initiative (NSCI) will set the stage for a new chapter in…


From The Eponymous Pickle

Big Data Ducklings

Big Data Ducklings

In Teradata Mag:   " ... Ugly Duckling or Black Swan?  Big Data gives businesses the periheral vision to detect and respond to catastropic events before it is too late. ... " .  Thoughtful piece,  but I define black swans as…


From The Eponymous Pickle

Reacting to Robot Colleagues

Reacting to Robot Colleagues

The world of robot colleagues.  Which also leaves open the world of robot bosses as well.  How much autonomy this permits us will likely vary,   Technology review explores:   " ....  Are You Ready for a Robot Colleague? ....…


From Schneier on Security

Good Article on the Sony Attack

Good Article on the Sony Attack

Fortune has a three-part article on the Sony attack by North Korea. There's not a lot of tech here; it's mostly about Sony's internal politics regarding the movie and IT security before the attack, and some about their reaction…


From The Eponymous Pickle

Cost of a World Without Ads

Cost of a World Without Ads

Ad Age looks at a world without Ads.  Responding to the emergence of new ad blocking technology.  Which sounds like a relief, but    " .... Ad Age Imagines a World Without Ads -- and It's Not Cheap .... Ever Wonder How Much Content…


From The Eponymous Pickle

Demystifying Self Service Data to Gain Insight

Demystifying Self Service Data to Gain  Insight

Looking at the state of service Business Intelligence. Time to insight is an interesting concept." .... Based on a concept of centralized data analysts, traditional BI creates a system where IT specialists create deep-dive reports…


From The Eponymous Pickle

Loyalty Cards Driving Savings

Loyalty Cards Driving Savings

New looks at changes in loyalty plays.  The number of loyalty plays per household is interesting," ... Food retailers look to loyalty card programs to drive sales, particularly as consumers abandon the primary store shopping…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

Interesting Links 28 September 2015

Interesting Links 28 September 2015

Still a lot of news going on about New York City's plans as well as other places also looking at adding more computer science education. It seems like more and more people and places are jumping on the bandwagon. It will be interesting…


From The Eponymous Pickle

Mobile Water Data Sampling Startup

Mobile Water Data Sampling Startup

Great local startup story.    In the Cinci Enquirer  " .... This month, Jacob Shidler, now 31, found himself launching an iPhone app, being involved in a NASA flyover to analyze these pesky toxic algal blooms ....  His product…


From The Eponymous Pickle

Teaching Robots Social Skills

Teaching Robots Social Skills

Akin to common sense, a tough challenge.   Specifically using the normally intensely numerical approaches of machine learning is particularly interesting.  An application for more fuzzy logic?IBM Wants Watson to Teach RobotsBecause…


From The Eponymous Pickle

Informed Estimation as Common Sense

Informed Estimation as Common Sense

Infoq:  A good article on techniques of estimation.  With a number of good examples.  I have found that many people who work with numbers have developed their own methods of estimating values, often because they quickly discover…


From insideHPC

Jack Dongarra to Keynote Intel HPC Developer Conference at SC15

Jack Dongarra to Keynote Intel HPC Developer Conference at SC15

Jack Dongarra from the University of Tennessee will keynote the first-ever Intel HPC Developer Conference, Nov. 14-15 in Austin, Texas. "The Intel HPC Developer Conference offers high levels of access. This is your best opportunity…


From insideHPC

IDC Presents an Update on ROI with HPC

IDC Presents an Update on ROI with HPC

Earl Joseph from IDC presented this talk at the HPC User Forum. "This study investigates how HPC investments can improve economic success and increase scientific innovation. This research is focused on the common good and should…


From Putting People First

Privacy is UX

Privacy is UX

UX strategist and researcher Alex Schmidt argues that in a world full of security breaches, snooping, and third-party data aggregators, you should know where your users’ data goes. In this article, she explains why it’s time …