Communications of the ACM
The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.
May 2015
From insideHPC
Simulating Global Atmosphere with NICAM on TSUBAME2.5 Using OpenACC
"OpenACC was applied to the a global high-resolution atmosphere model named NICAM. We executed the dynamical core test without re-writing any specific kernel subroutines for GPU execution. Only 5% of the lines of source code …
From Computational Complexity
Fiftieth Anniversary of the Publication of the seminal paper on Computational Complexity
| Juris Hartmanis and Richard Stearns in a photo dated May 1963. The main theorem from their paper is on the board later improved by Hennie and Stearns. Photo courtesy of Richard Stearns. |
From The Eponymous Pickle
New Wharton Customer Analytics Initiative Site
Via Marin Hitch of the Wharton Customer Analytics Initiative:New Website: Get to #KnowWCAI We launched a new site to showcase all the excitement around customer analytics at Wharton! You can keep up on our latest data projects…
From Schneier on Security
License Plate Scanners Hidden in Fake Cactus
The city of Paradise Valley, AZ, is hiding license plate scanners in fake cactus plants....
From insideHPC
Podcast: Arden L. Bement on Blue Waters and the Future of HPC
In this podcast from the 2015 NCSA Blue Waters Symposium, Arden L. Bement discusses the Blue Waters supercomputer and the future of HPC. Formerly Director of the NSF, Bement keynoted the symposium and is currently the Davis A…
From Wild WebMink
Handing On The Baton
I joined in with the Open Source Initiative in 2008, was elected to its Board in 2010 and became its President in 2012. Along with the Board, I've pursued a vision of OSI transforming into a membership organisation, serving …
From The Eponymous Pickle
New Marketing Machinery at Kimberly Clark
In Consumer Goods Technology:' ... To become effective marketers in a digital world, organizations must chart a new course using new marketing machinery. Technology lies at the heart of this new machine, and IT is grinding the…
From The Eponymous Pickle
Microsoft Power BI Demo
Yesterday attended the Microsoft Power BI introductory demo. The presentation given was a bit shaky, but I did like what I saw in the simplicity of the approach for setting up data visualizations on easy to use dashboards. This…
From The Eponymous Pickle
GE as Industrial Powerhouse
In K@W: Good examination of GE after Capital ... " ... Back to the Future: GE’s Retooling into an Industrial Powerhouse ... " " ... With the shedding of GE Capital, the manufacturing giant is returning to its industrial roots…
From The Eponymous Pickle
Agile Systems by Senex
Today's ISSIP SIG Education & Research speaker was Dan Greening, Managing Director, Senex Rex LLC. He discussed his perspectives on service innovation and delivered a mind mapping exercise. Notable is their work with Skype…
From The Eponymous Pickle
Marketing to Millennials with Storytelling
In Food Navigator: Not sure I buy the whole premise. Storytelling is a very old technique for effectively communicating with anyone, millennials or otherwise. Nice that some people are discovering the idea. " .... Millennials…
From The Eponymous Pickle
Long Range Iris Scanning
We examined iris scanning for security applications. You had to place your face on the reader, and it thus created a sanitary issue. Also, some people could not be scanned because of face-eye structure. Now in the Atlantic:…
From Computer Science Teachers Association
CSTA Certification Committee
Have you taken at any time a computer science teaching methods course? If so, at what university or college? I hope you answered these questions on the recent survey from CSTA. The answers to these two questions will help the…
From The Computing Community Consortium Blog
Global City Teams Challenge Expo
Join the National Institute of Standards and Technology (NIST) and US Ignite on June 1 in Washington, DC for the Global City Teams Challenge Expo (GCTC) at the National Building Museum to see the future of Smart City / Internet…
From insideHPC
Video: Teaching Machines to Diagnose Cancer
In this PBS video, Hari Sreenivasan reports on how tech firms are investing in the next generation of intelligent computer programs and in what ways the technology still lags behind humans. The report also takes a closer look…
From Schneier on Security
German Cryptanalysis of the M-209
This 1947 document describes a German machine to cryptanalyze the American M-209 mechanical encryption machine. I can't figure out anything about how it works....
From insideHPC
Call for Papers: COMSOL Conference 2015
The 11th annual COMSOL Conference has issued its Call for Papers. As the world’s largest conference on multiphysics simulation, the event takes place Oct. 7-9 in Boston.
The post Call for Papers: COMSOL Conference 2015 appeared…From insideHPC
Scaling STAR-CCM+ to 55,000 Cores on Hornet
Today CD-adapco announced a significant scalability milestone for its STAR-CCM+ CFD software. Optimized over the course of a year in collaboration with HLRS and SICOS BW, STAR-CCM+ was run on the entirety of the 1.045 PetaFlop…
From insideHPC
Video: Attacking HIV with Titan and Blue Waters
"The highly parallel molecular dynamics code NAMD was was one of the first codes to run on a GPU cluster when G80 and CUDA were introduced in 2007, and is now used to perform petascale biomolecular simulations, including a 64…
From The Eponymous Pickle
Amazon Echo Moves towards a Smarter Home
From Amazon Echo mailing: (Via Walter Riker)" ... WeMo and Philips Hue products now work with Amazon Echo.You can now use Echo to switch on the lamp before getting out of bed, turn on the fan or heater while reading in yourTo…
From Putting People First
Social Media + Society, an open-access journal
Social Media + Society is an online, open-access, peer-reviewed scholarly journal deeply committed to advancing the understanding of social media and its impact on societies past, present and future. With a leading editorial …
From Putting People First
The thirteen Ps of big data
Big data are often described as being characterised by the ‘3 Vs’: volume, variety, and velocity, sometimes augmented with value, veracity/validity, virality, and viscosity. These characterisations principally come from the worlds…
From Putting People First
We’re more than mere consumers, and business should remember that
Companies collect an ever-growing amount of information on customers, but forgetting the individuals behind big data is detrimental, not least to business, writes author and speaker John C. Havens. Today’s customers, empowered…
From Putting People First
Myth of globalization in consumer tech
In nearly every category Ben Bajarin (Principal Analyst, Creative Strategies) studies, he sees the regionalization of consumer tech, not its globalization. This view of the market is showing how regional technology players in…
From insideHPC
Interview: Intel Taking Lustre into New Markets
"It's been nearly three years since Intel acquired Whamcloud and its Lustre engineering team. With Intel's recent announcement that Lustre will power the 2018 Aurora supercomputer at Argonne, we took the opportunity to catch …
From The Eponymous Pickle
Seeking Cheaper VR
Colleague Walter Riker demonstrated the use of 'cheap' VR using 3D visualization from a smart phone, which you attach to your head with goggle like glasses. The glasses combine two images which are displayed on the phone, which…
From Computer Science Teachers Association
An extra reason for you to head south this July!
July is probably the most important month in the CSTA agenda: it is the time of year when computer science teachers from all over the world join to exchange ideas and practices while attending the premier professional development…
From insideHPC
UK Met Office Selects PBS Pro for Workload Management
Today Altair announced that PBS Professional has been selected to manage workloads for the Cray supercomputer being installed by the Met Office, the British government’s national weather service.
The post UK Met Office Selects…From insideHPC
Slidecast: Vectorize or Die – Unlocking Performance
"The free ride of faster performance with increased clock speeds is long gone. Software must be both threaded and vectorized to fully utilize today’s and tomorrow’s hardware. But modernization is not without cost. Not all threading…
From The Eponymous Pickle
Teradata Row and Column Innovation
Been working with Teradata since using RetailLink to leverage WalMart data. Now examining the value of this new innovation. Could it have been used with RetailLink? " ... Teradata delivers World's most advanced hybrid row…