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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.

January 2019


From The Eponymous Pickle

Ontologies vs Knowledge Graphs

Ontologies vs Knowledge Graphs

Challenging thoughts, which we examined for some time in the enterprise.   Not solved there either, or what it would take to construct, use and maintain this from either direction.       Ultimately it's the most important idea…


From The Eponymous Pickle

Ahold Giant Foods to Roll out Robots

Ahold Giant Foods to Roll out Robots

Note the planned use for operational process.  But also being in the store and interacting to some degree with customers?

NRF: Roving robots report for work at all Giant Foods’ stores  By Tom Ryan in Retailwire

At the NRF Big Show…


From The Eponymous Pickle

Whats the Dark Web?

Whats the Dark Web?

The below definition question came up in a recent meeting,  was surprised at the considerable variance in answers.     Well it is dark,  so might we expect the answer to be unclear, but order the below to get the answer from

10…


From insideHPC

Penguin Computing builds Caviness Cluster for Machine Learning at the University of Delaware

Penguin Computing builds Caviness Cluster for Machine Learning at the University of Delaware

Penguin Computing has deployed a new HPC cluster at the University of Delaware. The Caviness cluster is named in honor of Jane Caviness, former director of Academic Computing Services at the University. "It is great to have our…


From The Eponymous Pickle

IBM, Ford and LG Link for Blockchain Cobalt Tracing

IBM, Ford and LG Link for Blockchain Cobalt Tracing

What appears to be a good example for the legitimate use of Blockchain models.   A sharable supply chain authentication/governance model.

Ford and IBM among quartet in Congo cobalt blockchain project  in Reuters, with more good…


From insideHPC

Call for Presentations: GlobusWorld 2019 in Chicago

Call for Presentations: GlobusWorld 2019 in Chicago

GlobusWorld 2019 has issued its Call for Presentations. The event takes place May 1-2 in Chicago. The event centers around Globus, a secure, reliable research data management service that enables researchers to move, share, publish…


From insideHPC

NVIDIA and Pure Storage Power Ai for Oncology with PAIGE

NVIDIA and Pure Storage Power Ai for Oncology with PAIGE

The battle against cancer is now being fought at the data level. A new Ai Startup called PAIGE hopes to revolutionize clinical diagnosis and treatment in pathology and oncology through the use of artificial intelligence. Using…


From The Eponymous Pickle

KDNuggets: Books on Language Processing

KDNuggets: Books on Language Processing

I have read KDNuggets long before deep learning was discovered.    Love it.  The most recent post was useful for a project:

KDnuggets™ News 19:n03, Jan 16: Top 10 Books on NLP and Text Analysis; End To End Guide For Machine Learning…


From insideHPC

NVIDIA T4 GPUs Come to Google Cloud for High Speed Machine Learning

NVIDIA T4 GPUs Come to Google Cloud for High Speed Machine Learning

Today the Google Cloud announced Public Beta availability of NVIDIA T4 GPUs for Machine Learning workloads. Starting today, NVIDIA T4 GPU instances are available in the U.S. and Europe as well as several other regions across …


From insideHPC

Dan Reed Panel on Energy Efficient Computing at SC18

Dan Reed Panel on Energy Efficient Computing at SC18

In this video from SC18, Dr. Daniel Reed moderates a panel discussion entitled: “If you can’t measure it, you can’t improve it” -- Software Improvements from Power/Energy Measurement Capabilities." "We have made major gains in…


From Schneier on Security

El Chapo's Encryption Defeated by Turning His IT Consultant

El Chapo's Encryption Defeated by Turning His IT Consultant

Impressive police work: In a daring move that placed his life in danger, the I.T. consultant eventually gave the F.B.I. his system's secret encryption keys in 2011 after he had moved the network's servers from Canada to the Netherlands…


From Daniel Lemire's Blog

Faster intersections between sorted arrays with shotgun

Faster intersections between sorted arrays with shotgun

A common problem within databases and search engines is to compute the intersection between two sorted array. Typically one array is much smaller than the other one. The conventional strategy is the “galloping intersection”.Continue…


From The Computing Community Consortium Blog

Interdisciplinary Research Challenges in Computer Systems (NSF Workshop Report)

Interdisciplinary Research Challenges in Computer Systems (NSF Workshop Report)

The following is a special contribution to this blog by CCC Chair Mark D. Hill of the University of Wisconsin-Madison and Josep Torrellas of University of Illinois, Urbana-Champaign, and co-author of the report discussed below…


From insideHPC

New Report: PRACE in the EuroHPC Era

New Report: PRACE in the EuroHPC Era

The Partnership for Advanced Computing in Europe has published a new report: PRACE in the EuroHPC Era. PRACE is an international non-profit association with its seat in Brussels. "The EuroHPC Joint Undertaking will advance the…


From Computational Complexity

do we ever only care about the decision problem? I know of only one case of that

(I had been thinking of this for a post then Lance's post on search versus decision inspired me to write up these thoughts.)



When teaching NP-completeness we often say



The problem we really care about is, for example, given…


From insideHPC

Quobyte Partners with EUROstor to Deliver Scale-Out NAS Solutions

Quobyte Partners with EUROstor to Deliver Scale-Out NAS Solutions

Today Quobyte announced a partnership with EUROstor to expand the reach of its next-generation file system throughout the German, Austrian and Swiss marketplace to customers seeking scale-out NAS solutions for enterprise application…


From insideHPC

Looking Back at SC18 and the Road Ahead to Exascale

Looking Back at SC18 and the Road Ahead to Exascale

In this special guest feature from Scientific Computing World, Robert Roe reports on new technology and 30 years of the US supercomputing conference at SC18 in Dallas. "From our volunteers to our exhibitors to our students and…


From The Eponymous Pickle

Voice Assistants in the Enterprise

Voice Assistants in the Enterprise

Was expecting this for some time.   Could be similar to the introductions of tablets, which we issued to executives when they came out.   I quickly got questions like, what do I do with them?    But unlike then, we will likely…


From ACM-W supporting, celebrating and advocating for Women in Computing

ACM-W Connections–January 2019

ACM-W Connections–January 2019

Letter from ACM-W Chair News from ACM-W Celebrations News from ACM-W Student Chapters News from ACM-W Europe Happy New Year!  2019 promises to be another exciting year for ACM-W.  There are nineteen Celebrations planned over…


From Schneier on Security

Alex Stamos on Content Moderation and Security

Alex Stamos on Content Moderation and Security

Former Facebook CISO Alex Stamos argues that increasing political pressure on social media platforms to moderate content will give them a pretext to turn all end-to-end crypto off -- which would be more profitable for them and…


From Schneier on Security

Upcoming Speaking Engagements

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: I'm speaking at A New Initiative for Poland in Warsaw, January 16-17, 2019. I'm speaking at the Munich Cyber Security Conference (MCSC) on February 14, 2019. The…


From The Eponymous Pickle

Tweets Predict Location

Tweets Predict Location

More indications that simple online messages can betray location.

Your Old Tweets Give Away More Location Data Than You Think    In Wired 

An international team of researchers has developed an algorithm that uses Twitter to automatically…


From The Computing Community Consortium Blog

Code 8.7: Using Computation Science and AI to End Modern Slavery

Code 8.7: Using Computation Science and AI to End Modern Slavery

The Computing Community Consortium is cohosting Code 8.7: Using Computation Science and AI to End Modern Slavery on February 19-20, 2019 at the United Nations in New York City with the United Nations University Centre for Policy…


From Schneier on Security

Why Internet Security Is So Bad

Why Internet Security Is So Bad

I recently read two different essays that make the point that while Internet security is terrible, it really doesn't affect people enough to make it an issue. This is true, and is something I worry will change in a world of physically…


From insideHPC

Industry Leaders prepare for Rice University Oil and Gas Conference in March

Industry Leaders prepare for Rice University Oil and Gas Conference in March

The upcoming Rice University Oil and Gas HPC Conference will focus on the computational challenges and needs in the Energy industry. The event takes place March 4-6, 2019 in Houston. "High-end computing and information technology…


From insideHPC

Video: Five Things to Know About SUSE Linux Enterprise for HPC

Video: Five Things to Know About SUSE Linux Enterprise for HPC

In this video, Jay Kruemcke from SUSE talks presents: Five Things to Know About SLE HPC. "SUSE Linux Enterprise for High Performance Computing provides a parallel computing platform for high performance data analytics workloads…


From insideHPC

Researchers Gear Up for Exascale at ECP Meeting in Houston

Researchers Gear Up for Exascale at ECP Meeting in Houston

Scientists and Engineers at Berkeley Lab are busy preparing for Exascale supercomputing this week at the ECP Annual Meeting in Houston. With a full agenda running five days, LBL researchers will contribute Two Plenaries, Five…


From insideHPC

An Introduction to High Performance Computing

An Introduction to High Performance Computing

In this video, Bill Jenkins from Intel presents and introduction to High Performance Computing. "This online training will provide a high-level introduction to high performance computing, the problem it solves and the vertical…


From The Eponymous Pickle

Best Visualization Libraries

Best Visualization Libraries

Lots new to me here, well worth a look.

Best Visualization Libraries  from KD Nuggets.

There are plenty of library options out there to make great visualizations. We outline five of the best, complete with code examples and explanations…


From The Eponymous Pickle

B-Verify in the Supply Chain

B-Verify in the Supply Chain

Despite all the hacking news,  there are still some key applications popping up.

How a New Technology Can Disrupt the Global Supply Chain  in [email protected]

An interdisciplinary team from MIT, Wharton and Boston College has created a new

“The…