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

March 2020


From Computational Complexity

Logic examples for your Discrete Math class



(I injured my hand about a month ago so I have had a hard time typing. That is why
I have not blogged for a while. I'm better now but still slow. This is a post I prepared
a while back.)



Here are some examples of English…


From insideHPC

Supermicro announces Pole-mounted Ruggedized Servers for AI on the Edge

Supermicro announces Pole-mounted Ruggedized Servers for AI on the Edge

Today Supermicro announced first-to-market IP65 enclosure-based servers for 5G RAN, AI inferencing, and other edge-focused applications based on Intel Xeon D and 2nd Gen Intel Xeon processors and broad configuration options. …


From BLOG@CACM

How Does a Pantograph Work?

How Does a Pantograph Work?

Pantographs have been widely used for centuries; for example, in surveying and embroidery. With these devices, drawings can be enlarged and reduced.


From The Eponymous Pickle

Robots Learning

Robots Learning

Impressed with what is going on behind the scenes at Google,  ultimately having systems that will learn about their contexts, both physical and logical.

Google algorithm lets robots teach themselves to walk
It's a milestone in

By…


From The Eponymous Pickle

Crowdsourcing Ethical Machines

Crowdsourcing Ethical Machines

Qute a remarkable piece, ultimately technical but a good proposal for getting at the problem of exploring 'ethics' in machines.  Can machines be more or less ethical than people can?

Crowdsourcing Moral Machines
By Edmond Awad,…


From insideHPC

GPCNeT or GPCNoT?

GPCNeT or GPCNoT?

software-defined networkIn this special guest feature, Gilad Shainer from Mellanox Technologies writes that the new GPCNeT benchmark is actually a measure of relative performance under load rather than a measure of absolute performance. "When it comes…


From Schneier on Security

Facebook's Download-Your-Data Tool Is Incomplete

Facebook's Download-Your-Data Tool Is Incomplete

Privacy International has the details: Key facts: Despite Facebook claim, "Download Your Information" doesn't provide users with a list of all advertisers who uploaded a list with their personal data. As a user this means you…


From Putting People First

[Book] The Power of Not Thinking

[Book] The Power of Not Thinking

The Power of Not Thinking: How Our Bodies Learn and Why We Should Trust Themby Simon Roberts535 publishersApril 2020, 336 pages Have you ever held out your hand to try and remember your PIN? Or acted out a golf stroke before…


From The Eponymous Pickle

Transforming Organizations

Transforming Organizations

My own observation is that this is very haphazardly done. This piece looks at key variables.  But how do you make sure these variables are addressed, measured and adapted?   You need a Model to guide you.

What does it take toMcKinsey…


From insideHPC

Advanced Clustering now offering Intel Cascade Lake Refresh Processors

Advanced Clustering now offering Intel Cascade Lake Refresh Processors

Intel at SC18Today Advanced Clustering Technologies announced that the company is now integrating Intel’s new Cascade Lake Refresh (CLX-R) processor into its line of HPC ACTblade and ACTserv clusters and ACTstation workstations. "Pricing …


From Putting People First

Video interviews on the history of design between the Dotcom Crash and the rise of machine intelligence

Video interviews on the history of design between the Dotcom Crash and the rise of machine intelligence

Transformations in design practice between the Dotcom Crash and the rise of machine intelligence


From The Eponymous Pickle

On Assistants in Healthcare

On Assistants in Healthcare

Much work to be done on voice solutions to health problems.  The infrastructure is growing.

Industry Voices—Is Dr. Alexa ready to see you now? in FierceHealthcare   by Robin Cavanaugh

Smart speakers have become a ubiquitous part…


From insideHPC

Breakthrough Coronavirus Research Results in New Map to Support Vaccine Design

Breakthrough Coronavirus Research Results in New Map to Support Vaccine Design

Researchers from The University of Texas at Austin and the National Institutes of Health have made a critical breakthrough toward developing a vaccine for the 2019 novel coronavirus by creating the first 3D atomic scale map of…


From The Eponymous Pickle

Causal Monitoring for Distributed Systems: IOT Solutions

Causal Monitoring for Distributed Systems: IOT Solutions

Spent some time looking at monitoring and troubleshooting systems, with the obvious need to infer causation.   Here an intro to 'Pivot Tracing', a means of causal monitoring I had not heard of.    Would seem to be very useful…


From The Eponymous Pickle

Nordic Countries get 900K Smart Speakers

Nordic Countries get 900K Smart Speakers

It seems Amazon has only a small part of this market.  Google assistant has the advantage of much more translation and localization of language.  Important if these devices form the future basis of human assistance capabilities…


From The Eponymous Pickle

Ingestible Medical Devices

Ingestible Medical Devices

Abilities to ingest and then remove devices readily.

Ingestible medical devices can be broken down with light
New light-sensitive material could eliminate some of the endoscopic procedures needed to remove gastrointestinal devices…


From Putting People First

Why facts don’t change our minds

Why facts don’t change our minds

Humans’ biggest advantage over other species is our ability to coöperate.


From Putting People First

Post-it note city

Post-it note city

A visit to the smart-city-in-progress at Sidewalk Toronto prompts questions about what it means to “participate” in civic design.

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