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

October 2020


From Daniel Lemire's Blog

Ridiculously fast unicode (UTF-8) validation

Ridiculously fast unicode (UTF-8) validation

One of the most common “data type” in programming is the text string. When programmers think of a string, they imagine that they are dealing with a list or an array of characters. It is often a “good enough” approximation, but…


From insideHPC

Atos Wins Northumbrian Water Cloud Computing Transformation project

Atos Wins Northumbrian Water Cloud Computing Transformation project

London, 20 October 2020 – Atos has been awarded a leading role on a new cloud computing initiative to help deliver operational efficiencies and enhance customer service for Northumbrian Water, one of the UK’s leading utility …


From The Eponymous Pickle

On Synthetic Data

On Synthetic Data

 Was asked about this, seems it has not come up for some time.   We used it to set up software and analyses for coming real data.  Some MIT thoughts.

The real promise of synthetic data   by Massachusetts Institute of Technology…


From The Eponymous Pickle

Toshiba Targets Quantum Cryptography

Toshiba Targets Quantum Cryptography

Considerable effort under way here:

Toshiba targets $3 billion revenue in quantum cryptography by 2030

By Makiko Yamazaki in Reuters

TOKYO (Reuters) - Toshiba Corp 6502.T said on Monday it aims to generate $3 billion in revenueThe…


From insideHPC

HPE to build Australia’s No. 1 Supercomputer at Pawsey Supercomputing Centre

HPE to build Australia’s No. 1 Supercomputer at Pawsey Supercomputing Centre

Hewlett Packard Enterprise (HPE) today announced it was awarded a $48 AUD million contract to build a new supercomputer for Pawsey Supercomputing Centre, one of Australia’s leading national supercomputing centers, located in …


From The Computing Community Consortium Blog

Smart Cities Week Global- A Month of Collaborative Engagement (Oct 19-Nov 10, 2020)

Smart Cities Week Global- A Month of Collaborative Engagement (Oct 19-Nov 10, 2020)

This year Smart Cities Week is taking on a big challenge with a month of online virtual collaborative global engagement from October 19-November 10th, 2020. Called “A New Horizon: From Crisis, Opportunity,” it will explore a…


From The Computing Community Consortium Blog

Smart Cities Week Global- A Month of Collaborative Engagement (Oct 19-Nov 10, 2020)

Smart Cities Week Global- A Month of Collaborative Engagement (Oct 19-Nov 10, 2020)

This year Smart Cities Week is taking on a big challenge with a month of online virtual collaborative global engagement from October 19-November 10th, 2020. Called “A New Horizon: From Crisis, Opportunity,” it will explore a…


From The Eponymous Pickle

Bringing Power Tool From Math Into Quantum Computing

Bringing Power Tool From Math Into Quantum Computing

The implication that this idea can be used for problems already well solved by FFT methods, is considerable.  These kinds of pattern recognition techniques are already well known in engineering applications.    Would like toBringing…


From The Eponymous Pickle

Deep Learning Takes on Synthetic Biology

Deep Learning Takes on Synthetic Biology

Previously mentioned, we experimented with the idea before the current state of machine learning, with a kind of simulation more akin to 'digital twins'.    The ML method would have been useful to add.

Deep Learning Takes on Synthetic…


From The Eponymous Pickle

Quantum Engines?

Quantum Engines?

Interesting proposal.  Speculative?    Relates to laws of thermodynamics brought up recently here. Can entanglement be a fuel?  Consider the implications.   

Perfect Energy Efficiency: Quantum Engines With Entanglement as Fuel…


From Computational Complexity

Nature vs Nurture close to my birthday

 Since I was born on Oct 1, 1960 (that's not true---if I posted  my real birthday I might get my  identity stolen), I will do a nature vs nurture post based on my life, which seems less likely to offend then doing it on someone…


From The Eponymous Pickle

Learning Microwave Ovens

Learning Microwave Ovens

My microwave oven learns, say to cook a baked potato, but this takes it to a new dimension.  For possible industry applications.    See also my previous note on using microwave ovens for health data detection.  Use the tag below…


From Putting People First

Remote events (like this one) are terrible. How to fix them and why.

Remote events (like this one) are terrible. How to fix them and why.

In this talk, Andre Jay Meissner and Fredrik Matheson talk about what we’ve lost, why existing tech and formats are a poor replacement, and what we can do to change from a navel-gazing event culture into sustainably shaping a…


From Putting People First

The Big Home Reboot: IKEA’s Life at Home Report 2020

The Big Home Reboot: IKEA’s Life at Home Report 2020

IKEA just launched its seventh Life at Home Report, exploring how people have grown closer to their homes in this extraordinary year


From Putting People First

The value of ethnographic research and contextual inquiry

The value of ethnographic research and contextual inquiry

In this article, Lylo Trotta explain the value that both contextual inquiry and ethnographic research provide and discuss why these practices are a crucial, even indispensable part of UX research and design.


From insideHPC

Getting to Exascale: Nothing Is Easy

Getting to Exascale: Nothing Is Easy

In the weeks leading to today’s Exascale Day (1018) observance, we set ourselves the task of asking supercomputing experts about the unique challenges, the particularly vexing problems, of building a computer capable of 10,000…


From The Eponymous Pickle

Small Sensors and Robotics: Insects in Tow

Small Sensors and Robotics: Insects in Tow

Back to our interest here in small robotics and now taking it beyond bio mimicry to directly using insectoriva.

Researchers Use Flying Insects to Drop Sensors Safely    By UW News

 A Manduca sexta moth carrying a sensor on itsUniversity…


From The Eponymous Pickle

Modernizing Legacy Code with AI

Modernizing Legacy Code with AI

Done a lot of this, can have surprisingly big value, even finding latent bugs along the way.  

IBM Watson's Next Challenge: Modernize Legacy Code  in Spectrum IEEE

IBM Research's Chief Scientist Ruchir Puri says Watson AIOps can…


From The Eponymous Pickle

Conversations on Architecture for Digital Twins

Conversations on Architecture for Digital Twins

Based in part on a conversation with swim.ai   Have yet to look at that service, but plan to.  Seems such architecture would have to be very adaptable.    Linkable to real time and samples of stored operational data.  UsefulWhat…


From BLOG@CACM

Why I Don't Recommend CSRankings.org: Know the Values You are Ranking On

Why I Don't Recommend CSRankings.org: Know the Values You are Ranking On

 Just because a ranking is computable doesn't mean that it's right.


From The Eponymous Pickle

Generating Photons for Comunications in Quantum Computing Systems

Generating Photons for Comunications in Quantum Computing Systems

Precisely generating photons can be seen as a form of communication, and thus says this can then be beyond just computing.

Generating Photons for Communication in Quantum Computing System

MIT News,  Michaela Jarvis

Massachusetts…


From The Eponymous Pickle

Traveling Salesperson Algorithm Improved

Traveling Salesperson Algorithm Improved

Classic problem often used as a benchmark for algorithmic solutions.

Computer Scientists Break the 'Traveling Salesperson' Record From Quanta Mag

Finally, there’s a better way to find approximate solutions to the notorious optimization…


From The Eponymous Pickle

Automating Declarations of Conflicts of Interest

Automating Declarations of Conflicts of Interest

Had not heard of this specifically stated this way. Contracts.   Considerable discussion below. 

We Need to Automate the Declaration of Conflicts of Interest

By Richard T. Snodgrass, Marianne Winslett

Communications of the ACM,Over…


From The Eponymous Pickle

Text Mining with R: Free Book

Text Mining with R:   Free Book

 One of those sponsored books, to get your email address, via KDNuggets.   What we called Text Analytics.    Looks to be useful intro.

Text Mining with R: Free Book    By Matthew Mayo, KDnuggets.

.... R is designed specifically…


From Daniel Lemire's Blog

Science and Technology links (October 17th 2020)

Science and Technology links (October 17th 2020)

Computer vision (i.e., artificial intelligence) and cameras are used in London to monitor citizens with respect to social distancing. A fecal transplant from old mice to young mice appears to “age the young mice“. It appearsContinue…


From The Eponymous Pickle

What Is a Quantum-Safe Hybrid Digital Certificate?

What Is a Quantum-Safe Hybrid Digital Certificate?

More linking Quantum methods and data and communications security.

What Is a Quantum-Safe Hybrid Digital Certificate?     Sectigo  in CYBER SECURITY

Sectigo’s Tim Callan, Jason Soroko and Alan Grau break down what quantum safeQuantum…


From The Eponymous Pickle

Singapore Using Facial Recognition Broadly

Singapore Using Facial Recognition Broadly

  Note the focused use, and the automatic disposal of the data after 30 days.   Is this sufficient to sufficiently suppress misuse?   Once again,  it is inevitable that such methods will be used broadly. 

 In Singapore, Facial…


From The Eponymous Pickle

Towards New Kinds of Search

Towards New Kinds of Search

Like the idea of new kinds of search. How about search with business, data or pattern driven context?  Lots of possibilities.  

Google Search gets hum-to-search and AI query upgrades   Maria Deustcher in SiliconAngle

Google LLC…


From Schneier on Security

Friday Squid Blogging: Interview with a Squid Researcher

Friday Squid Blogging: Interview with a Squid Researcher

Interview with Mike Vecchione, Curator of Cephalopoda — now that’s a job title — at the Smithsonian Museum of National History.

One reason they’re so interesting is they are intelligent invertebrates. Almost everything that we…


From Schneier on Security

Cybersecurity Visuals

Cybersecurity Visuals

The Hewlett Foundation just announced its top five ideas in its Cybersecurity Visuals Challenge. The problem Hewlett is trying to solve is the dearth of good visuals for cybersecurity. A Google Images Search demonstrates the …

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