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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.

October 2019


From insideHPC

Video: An Update on HPC at CSCS

Video: An Update on HPC at CSCS

Thomas Schulthess from CSCS gave this talk at the HPC User Forum. "CSCS has a strong track record in supporting the processing, analysis and storage of scientific data, and is investing heavily in new tools and computing systems…


From The Computing Community Consortium Blog

CRA’s Career Mentoring Workshop Registration is Now Open!

CRA’s Career Mentoring Workshop Registration is Now Open!

The following is a message to the community from the Computing Research Association (CRA) Executive Director Andrew Bernat.  Dear Colleague, I am pleased to announce that CRA’s Career Mentoring Workshop will take place February…


From The Noisy Channel

Search: Intent, Not Inventory

Search: Intent, Not Inventory

When I enter a physical store, my intent is “I want to buy X” or “I’m looking for something in order to do X.” It’s not “Show me the products that satisfy characteristics X, Y, and Z.” My intent is to find what I need, not to…


From insideHPC

Heterogeneous Computing: Long Live the CPU

Heterogeneous Computing: Long Live the CPU

In this guest article, our friends at Intel discuss how the company is investing in heterogeneous computing. Intel recently spoke about supporting heterogeneous computing with the catch phrase “One Size Does Not Fit All” in talking…


From The Eponymous Pickle

Game Theory and Autonomous Cars

Game Theory and Autonomous Cars

How do we construct models about elements of autonomy and how they interact our own behavior?

Game Theory and AI Systems: Use Case For Autonomous Cars  By Dr. Lance Eliot, CEO, Techbrium Inc.   AI Trends Insider

When you get onto…


From Schneier on Security

Factoring 2048-bit Numbers Using 20 Million Qubits

Factoring 2048-bit Numbers Using 20 Million Qubits

This theoretical paper shows how to factor 2048-bit RSA moduli with a 20-million qubit quantum computer in eight hours. It's interesting work, but I don't want overstate the risk. We know from Shor's Algorithm that both factoring…


From The Eponymous Pickle

US Regulators Look at Data as an Asset

US Regulators Look at Data as an Asset

Several projects examined data as an asset, had been looking at how data's value would be treated in regulation.   And likelihood of the nature of future regulation.

US says digital assets are covered by money laundering and disclosure…


From Computational Complexity

The Sheldon Conjecture (too late for Problems with a Point)



Chapter 5 of Problems with a Point (by Gasarch and Kruskal) is about how mathematical objects get their names. If it was an e-book that I could edit and add to (is this a good idea or not? later on that) then I would have added…


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

ACM-W Connections–October 2019

ACM-W Connections–October 2019

Welcome from the ACM-W Chair The 2019 Grace Hopper Celebration (GHC) was held on October 2-4 in Orlando, FL.  ACM-W once again participated in several activities during the conference.  In collaboration with our partners at CRA…


From The Eponymous Pickle

Information Entropy and Data

Information Entropy and Data

With a background in physics this is a great topic.  It links the universe to information technologies in interesting ways.  Even includes a hint at the nature of 'surprise'.  At very minimum impress your friends.

 Gentle Introduction…


From The Eponymous Pickle

Designing Smart Home Products

Designing Smart Home Products

A long time thought of mine, when I saw Worlds Fair displays of the future, when running an innovation center, what smart home products will be used?

Designing Smart-Home Products That People Will Actually Use
Ryan Shanks, Francis…


From The Eponymous Pickle

Blogging Notes

Blogging Notes

Quotes in this blog are in italics or quote marks.  Non italics were written by me.   If you want to unquote something let me know.   Links will sometimes not work over time,  I will selectively repair or remove them if I find…


From The Eponymous Pickle

Public Interest Technology

Public Interest Technology

Of interest, this site and resource is new to me, now following, join in.  All tech is of public interest, but now it is evolving much faster, and getting involved in every daily interaction, so needs to considered closely. 

Public…


From The Eponymous Pickle

Wendys' Markets with a Role Playing Game

Wendys' Markets with a Role Playing Game

 Had seen several test examples of trying to use non-trivial games in the enterprise, but non that I thought actually worked.  Here an example?

 Wendy's New Role-Paying Game lets Players (and their dice) Defend 'Freshtovia; from…


From insideHPC

Video: HPC and the Living Heart Project

Video: HPC and the Living Heart Project

In this video, HPE’s Jean-Luc Assor talk about their involvement in the Living Heart Project – and how HPC is explains how high performance computing is saving lives. The Stanford Living Heart Project is uniting industry-leading…


From insideHPC

Supercomputing the Building Blocks of the Universe

Supercomputing the Building Blocks of the Universe

In this special guest feature, ORNL profiles researcher Gaute Hagen, who uses the Summit supercomputer to model scientifically interesting atomic nuclei. "A central question he is trying to answer is: what is the size of a nucleus…


From The Eponymous Pickle

Space Weather Implications for Technology

Space Weather Implications for Technology

Space weather, and further implications of solar activity can have huge implications for tech on earth.  The ability to monitor it  will be important.  NASA's launch last week of the ICON spacecraft from an aircraft is an example…


From The Eponymous Pickle

Examining Smart City Backlash

Examining Smart City Backlash

A look at how people are reacting to 'smart' and trust, and surveillance and privacy stretching that are parts of smart city plans and implementations.  Is it best to see these ideas as primarily cost saving and life improving…


From My Biased Coin

Crimson Editorial on Allston

Crimson Editorial on Allston

This was the first Crimson editorial I can recall about the upcoming move computer science will be making to Allston next year. 

I'd encourage students (both undergraduate and graduate, but perhaps especially  undergraduates -…


From The Eponymous Pickle

Comments on: Echo Auto Gets an Unexpected Ad Stream

Comments on:  Echo Auto Gets an Unexpected Ad Stream

Been now using the Auto Echo for several months, this lets you connect with the Echo infrastructure cheaply from most cars.  The capability was advertised as providing the same Alexa environment you got at home, including smart…


From insideHPC

HP-CAST Returns to Denver for SC19

HP-CAST Returns to Denver for SC19

Hewlett Packard Enterprise has posted the preliminary agenda for their HP-CAST user group meeting. The event takes place Nov. 15-16 in Denver, right before SC19. "The High Performance Consortium for Advanced Scientific and Technical…


From insideHPC

Video: The Pawsey Supercomputing Centre, SKA, and HPC in Australia

Video: The Pawsey Supercomputing Centre, SKA, and HPC in Australia

Mark Stickells from the Pawsey Supercomputing Centre gave this talk at the HPC User Forum. "The Pawsey Supercomputing Centre is one of two, Tier-1, High Performance Computing facilities in Australia, whose primary function is…


From Daniel Lemire's Blog

Science and Technology (October 12th 2019)

Science and Technology (October 12th 2019)

In many countries, like Canada, there is relatively little private (business) research. Meanwhile, other research indicates that private research is precisely the kind of research that leads directly to productivity growths.Continue…


From The Eponymous Pickle

Consumer Experience and Trust

Consumer Experience and Trust

Probably mostly because trust contains many components.  Both long and short term aspects.    Both experience and influencer based.

Why is CX Not Impacting Trust?
By Gautam Mahajan  

CustomerThink has conducted a study on CX and…


From The Eponymous Pickle

Language and AI: Steve Omohundro

Language and AI:  Steve Omohundro

Language interaction continues to evolve.

Linghacks Keynote: "Language and AI: Hacking Humanity's greatest invention"

On March 30-31 the wonderful “Linghack” organization supporting computational linguistics held their “Linghacks…


From The Eponymous Pickle

Race to Quantum

Race to Quantum

Useful sort view from Europe on quantum efforts underway.   There are very big stakes.   Solving the most complex, wicked problems in new ways.

By  Katia Moskvitch in Wired UK

Inside the High Stakes Race to Make Quantum Computers…


From The Eponymous Pickle

Google Overviews Accessibility Efforts

Google Overviews Accessibility Efforts

Have always though of accessibility as having a goal of augmentation.   If its an assistant or simple access adjustment.  Good examples here.

Making technology accessible for everyone in the Google Blog
Super G pinata
Written by…


From Schneier on Security

Friday Squid Blogging: Apple Fixes Squid Emoji

Friday Squid Blogging: Apple Fixes Squid Emoji

Apple fixed the squid emoji in iOS 13.1: A squid's siphon helps it move, breathe, and discharge waste, so having the siphon in back makes more sense than having it in front. Now, the poor squid emoji will look like it should,…


From Schneier on Security

I Have a New Book: We Have Root

I Have a New Book: We Have Root

I just published my third collection of essays: We Have Root. This book covers essays from 2013 to 2017. (The first two are Schneier on Security and Carry On.) There is nothing in this book is that is not available for free on…


From The Eponymous Pickle

Review of Gary Marcus' Rebooting AI: Building Artificial Intelligence We Can Trust

Review of Gary Marcus' Rebooting AI: Building Artificial Intelligence We Can Trust

Just reading this book.   Found the below non technical overview/review quite useful.  Mostly agree with this, and the outline of chapters is useful.   Saving it here for my own reference.   Buy a copy.

Kenneth Forbus review of…