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

January 2017


From Computational Complexity

Guest Post about the first Women in Computational Topology (WinCompTop) Workshop

The first Women in Computational Topology WinCompTop workshop was held in August at the Institute for Mathematics and its Applications (IMA) in Minneapolis, MN.  In total, 27 women participated, ranging from undergraduates to…


From insideHPC

Upgraded Bridges Supercomputer Now in Production

Upgraded Bridges Supercomputer Now in Production

Bridges’ topology, illustrated with the Bridges Virtual Tour"Bridges’ new nodes add large-memory and GPU resources that enable researchers who have never used high-performance computing to easily scale their applications to tackle much larger analyses,” says Nick Nystrom, principal investigator…


From The Eponymous Pickle

ACM Statement on Algorithmic Transparency and Accountability

ACM Statement on Algorithmic Transparency and Accountability

The well known ACM professional society issued a statement about algorithmic transparency and accountability today.  I have been a member and participant for many years.   Algorithms have been part of computing forever, but only…


From insideHPC

IBM Rolls Out All-flash Storage for Cognitive Workloads

IBM Rolls Out All-flash Storage for Cognitive Workloads

ds8880"The DS8880 All-Flash family is targeted at users that have experienced poor storage performance due to latency, low server utilization, high energy consumption, low system availability and high operating costs. These same users…


From insideHPC

D-Wave Releases Open Quantum Software Environment

D-Wave Releases Open Quantum Software Environment

dwaveContinuum"Just as a software ecosystem helped to create the immense computing industry that exists today, building a quantum computing industry will require software accessible to the developer community,” said Bo Ewald, president, D-Wave…


From insideHPC

A Decade of Multicore Parallelism with Intel TBB

A Decade of Multicore Parallelism with Intel TBB

Gears Working TogetherWhile HPC developers worry about squeezing out the ultimate performance while running an application on dedicated cores, Intel TBB tackles a problem that HPC users never worry about: How can you make parallelism work well when…


From The Computing Community Consortium Blog

PECASE Awards Announced

PECASE Awards Announced

The White House has released the list awardees of the Presidential Early Career Awards for Scientists and Engineers (PECASE). The PECASE awards were established by President Clinton in 1996 and are coordinated by the Office of…


From insideHPC

Cray Appoints Stathis Papaefstathiou as SVP of Research and Development

Cray Appoints Stathis Papaefstathiou as SVP of Research and Development

Stathis PapaefstathiouToday Cray announced the appointment of Stathis Papaefstathiou to the position of senior vice president of research and development. Papaefstathiou will be responsible for leading the software and hardware engineering efforts…


From insideHPC

Selecting HPC Network Technology

Selecting HPC Network Technology

system interconnect technology"With three primary network technology options widely available, each with advantages and disadvantages in specific workload scenarios, the choice of solution partner that can deliver the full range of choices together with the…


From The Eponymous Pickle

Chatbot Retention Problem

Chatbot Retention Problem

The open question is, how well will people accept non human online interaction?    Bots can be novel, but that is not enough.  Bottom line, they need to provide a faster and more accurate interaction than talking to a human or…


From The Eponymous Pickle

Industrial Lab for IoT

Industrial Lab for IoT

National Instruments industrial IoT lab unites rivals

Cisco, HPE, Intel and others help sponsor the lab to show enterprises that IoT systems can work    By Stephen Lawson  

There are many companies vying to build the industrial…


From Schneier on Security

Twofish Power Analysis Attack

Twofish Power Analysis Attack

New paper: "A Simple Power Analysis Attack on the Twofish Key Schedule." This shouldn't be a surprise; these attacks are devastating if you don't take steps to mitigate them. The general issue is if an attacker has physical control…


From Putting People First

Experientia’s CITYOPT project awarded prestigious French award for its sustainable development design

Experientia’s CITYOPT project awarded prestigious French award for its sustainable development design

CITYOPT awarded Etoile du design 2017Following the 2016 Smart Innovation Award at “FIMBACTE Trophées du Cadre de vie”, the CITYOPT project has once again been recognized, this time in the prestigious French design competition: “Observeur du Design 2017”, in the …


From insideHPC

OpenFabrics Alliance Workshop 2017 – Call for Sessions Open

OpenFabrics Alliance Workshop 2017 – Call for Sessions Open

Paul Grun, OpenFabrics Alliance Vice ChairmanEach year the OpenFabrics Alliance (OFA) hosts an annual workshop devoted to advancing the state of the art in networking. "One secret to the enduring success of the workshop is the OFA’s emphasis on hosting an interactive, community…


From The Eponymous Pickle

Digimarc at the NRF

Digimarc at the NRF

I had mentioned Digimarc and their advanced product marking technologies, recently in a post.   They will be present at the upcoming 2017 NRF show on January 15-17 in NYC.   Here is an invite and more information about their…


From Phys.org Technology News

Trust issues: Users more gullible when they customize their technology

Trust issues: Users more gullible when they customize their technology

Cheery robots may give people the creeps and serious robots may actually ease anxiety depending on how users perceive the robot''s role in their lives, according to an international team of researchers.


From insideHPC

Video: Livermore HPC Takes Aim at Cancer

Video: Livermore HPC Takes Aim at Cancer

jonathanallenIn this video, Jonathan Allen from LLNL describes how Lawrence Livermore’s supercomputers are playing a crucial role in advancing cancer research and treatment. "A historic partnership between the Department of Energy (DOE) and…


From Phys.org Technology News

Six things we learned at the Detroit auto show

Six things we learned at the Detroit auto show

This year's North American International Auto Show reflects an industry that's flush with cash but uncertain about the future.


From insideHPC

Oak Ridge Plays key role in Exascale Computing Project

Oak Ridge Plays key role in Exascale Computing Project

ECP1Oak Ridge National Laboratory reports that its team of experts are playing leading roles in the recently established DOE’s Exascale Computing Project (ECP), a multi-lab initiative responsible for developing the strategy, aligning…


From insideHPC

Apply Now for Summer of HPC 2017 in Barcelona

Apply Now for Summer of HPC 2017 in Barcelona

summer_of_hpc"The PRACE Summer of HPC is an outreach and training program that offers summer placements at top High Performance Computing centers across Europe to late-stage undergraduates and early-stage postgraduate students. Up to twenty…


From The Computing Community Consortium Blog

NSF WATCH TALK- Security Challenges in the Landscape of Emerging Digital Financial Services

NSF WATCH TALK- Security Challenges in the Landscape of Emerging Digital Financial Services

The next WATCH talk, called Security Challenges in the Landscape of Emerging Digital Financial Services is Thursday, January 19th, from Noon-1pm EST. The presenter is Patrick Traynor is the John and Mary Lou Dasburg Preeminent…


From insideHPC

Understanding Cities through Computation, Data Analytics, and Measurement

Understanding Cities through Computation, Data Analytics, and Measurement

charliecatlett"For many urban questions, however, new data sources will be required with greater spatial and/or temporal resolution, driving innovation in the use of sensors in mobile devices as well as embedding intelligent sensing infrastructure…


From The Eponymous Pickle

Intro to Neural Networks and Meta-Frameworks for Deep Learning with TensorFlow

Intro to Neural Networks and Meta-Frameworks for Deep Learning with TensorFlow

This starts with the basics of neural networks, which I find very useful.    Good straightforward overview of the topic.   Also addresses the kinds of learning and memory involved.  This will be crucial in the longer term to

Introduction…


From Blog@Ubiquity

Data Analytics for Public Services: Beyond the Hype

Data Analytics for Public Services: Beyond the Hype

Data analytics is the new buzz phrase these days. Public service agencies all over the world are looking at data in order to optimize service delivery, as well as help people manage their consumption of resources like electricity…


From The Eponymous Pickle

Why: A Guide to Finding and Using Causes

Why: A Guide to Finding and Using Causes

I brought this book up some time ago.    And as I read it am struck by how essential is is to understand cause and effect when working with data, analytics, machine learning and assistant services.  This is MORE important than…


From The Eponymous Pickle

Developing Services for the Google Home

Developing Services for the Google Home

Want to know what it takes to develop new services for systems like the assistants Amazon Echo and Google Home? Came upon this largely non technical and simplified set of posts that address the approach for the just released …


From The Eponymous Pickle

Transfer Learning for AI Projects

Transfer Learning for AI Projects

Had always thought that intelligence was about learning, so this concept struck me.   Note mention of improbable events and model correctness maintenance,  always of concern in such studies.  Technical.

'Transfer learning' jump…


From The Eponymous Pickle

Uncertainty in US Economy

Uncertainty in US Economy

In Knowledge@Wharton,  on uncertainty in the US economy

" ...  “The biggest risk we face is uncertainty. If you ask every business leader, their biggest concern is: ‘Whatever changes occur, just do them gradually. Let us adapt…


From Phys.org Technology News

Study: How new Airbnb nondiscrimination policy may be worse

Study: How new Airbnb nondiscrimination policy may be worse

The sharing economy is a booming industry, with companies such as Uber and Airbnb generating billions in value each year. Technology, combined with informal peer business practice, has made it easier than ever to call for a ride…


From Schneier on Security

Law Enforcement Access to IoT Data

Law Enforcement Access to IoT Data

In the first of what will undoubtedly be a large number of battles between companies that make IoT devices and the police, Amazon is refusing to comply with a warrant demanding data on what its Echo device heard at a crime scene…

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