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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.

March 2022


From insideHPC

NeoPhotonics Announces 53 Gbaud PAM4 Driver ICs for 100G and 400G Hyperscale Data Center Networks  

NeoPhotonics Announces 53 Gbaud PAM4 Driver ICs for 100G and 400G Hyperscale Data Center Networks  

SAN JOSE — March 8, 2022 – NeoPhotonics Corporation (NYSE: NPTN), a developer of silicon photonics and advanced hybrid photonic integrated circuit-based lasers, modules and subsystems for bandwidth-intensive, high-speed communications…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

APCS A–Java or Python?

APCS A–Java or Python?

There is a lot of discussion about moving the Advanced Placement CS A exam to Python from Java. The Collegeboard is reluctant to do so. They see APCSA as the equivalent to CS1 or the first course for CS majors in university.What…


From The Eponymous Pickle

Detecting Data Anomalies

Detecting Data Anomalies

Looks to be a useful thing, depending on your goals and definitions of anomaly.  Like the definition of usage cases.    

Using AI to Find Anomalies Hiding in Massive Datasets

MIT News, Adam Zewe, February 25, 2022

A machine learning…


From The Eponymous Pickle

Futurist Gerd Leonhard

Futurist Gerd Leonhard

Attending today:

Event  by Futurist Gerd Leonhard

... "If you work like a robot, a robot will take your job":   GerdTalks#4  Work2030

Anything that can be digitized, will be ... 

See him on Youtube for talk and further links.   https…


From insideHPC

Intel Introduces Details for Agilex M-Series FPGAs

Intel Introduces Details for Agilex M-Series FPGAs

March 7, 2022 — Intel today introduced product details for the Intel Agilex M-Series FPGAs, built on Intel 7 process technology. The company offering has the industry’s highest memory bandwidth FPGAs with in-package HBM DRAM.…


From insideHPC

Ranovus Claims 1st Monolithic 100G Optical I/O Cores

Ranovus Claims 1st Monolithic 100G Optical I/O Cores

San Diego – March 7, 2022 — Ranovus Inc. (“RANOVUS”) today announced the availability of its protocol-agnostic Odin 100G optical I/O cores based on GF Fotonix, GlobalFoundries’ recently announced monolithic platform. The company…


From insideHPC

HPC Storage Specialist Excelero Now Part of NVIDIA

HPC Storage Specialist Excelero Now Part of NVIDIA

Excelero, a Tel Aviv-based provider of high-performance software-defined storage, is now a part of NVIDIA. “The company’s team of engineers — including its seasoned co-founders with decades of experience in HPC, storage and networking…


From insideHPC

Ansys in Silicon Photonics Partnership with GlobalFoundries

Ansys in Silicon Photonics Partnership with GlobalFoundries

PITTSBURGH March 7, 2022 – Ansys (NASDAQ: ANSS) announced it is collaborating with GlobalFoundries to deliver silicon photonics solutions., using photons — instead of electrons — to transfer and move data, supporting GF’s position…


From insideHPC

Fugaku, Tokyo Medical & Dental University Investigate Drug Resistance in Cancer Treatment

Fugaku, Tokyo Medical & Dental University Investigate Drug Resistance in Cancer Treatment

Fujitsu and the Tokyo Medical and Dental University (TMDU) today announced it is using the world’s top-ranked supercomputer and AI to investigate mechanisms of drug resistance in cancer treatments. Leveraging Fujitsu’s “Fugaku…


From The Eponymous Pickle

Home Robot Vacs Controlled by Alexa

Home Robot Vacs Controlled by Alexa

 More embedding controls for the home.

How to control your robot vacuum with Alexa   in TheVerge

‘Alexa, tell my robot vac to get off its dock and start cleaning’

By Jennifer Pattison Tuohy@jp2e  Mar 7, 2022, 11:47am EST

Connecting…


From BLOG@CACM

Leonardo Torres Quevedo, a Brilliant but Forgotten Spanish Inventor

Leonardo Torres Quevedo, a Brilliant but Forgotten Spanish Inventor

Although far ahead of his time, in the German- and English-speaking countries, Torres Quevedo has been largely forgotten.


From Putting People First

One year on, has the French repair index kept its promises?

One year on, has the French repair index kept its promises?

Analysis of the outcomes of the French repairability index, how it affects repairers and how consumers feel about it.


From The Eponymous Pickle

How Does AI Improve Human Decision-Making

How Does AI Improve Human Decision-Making

Improve, but always in contexts that make it hard to measure. 

How Does AI Improve Human Decision-Making?  by Irving Wladawsky-Berger

“Artificial Intelligence (AI) is the newest general-purpose technology (GPT),” wrote Sukwoong…


From The Eponymous Pickle

Robot Photography

Robot Photography

How good?

Robot Photographer Has Eye for Aesthetics  By Cornell Chronicle, March 4, 2022

Cornell University researchers have developed a robotic photography system that can automatically rove an indoor space and shoot aesthetically…


From The Eponymous Pickle

Selling NFT Art in Strange Places

Selling NFT Art in Strange Places

I would be careful about this.

 An NFT Art ATM?  By Reuters, March 4, 2022

The first in-person non-fungible token (NFT) vending machine has been installed in New York City by digital art collecting platform Neon.

The "NFT ATM,"Customers…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

What Should APCS A Really Be About?

What Should APCS A Really Be About?

Perhaps my favorite panel of SIGCSE 2022 was debating the question of should the APCS A course switch its language from Java to Python? During the discussion it occurred to me that there was a bigger question that had to be answered…


From Putting People First

Do we need to change our behaviour to reach net zero by 2050?

Do we need to change our behaviour to reach net zero by 2050?

Behavioural changes which affect the way people use energy are an important part of the toolkit for reaching net zero emissions by 2050.


From Putting People First

[Report] Applying Behavioural Science to Advance Environmental Sustainability

[Report] Applying Behavioural Science to Advance Environmental Sustainability

Applying behavioural science to environmental challenges can help policymakers better target and redirect unsustainable behaviours. This report draws on published work to provide an overview of behaviourally informed interventions…


From Putting People First

[Report] Consumers and the Climate Crisis: The Key to Unlocking Behavioral Change

[Report] Consumers and the Climate Crisis: The Key to Unlocking Behavioral Change

For the world to reach net zero, consumers everywhere will have to make fundamental changes to how they travel, heat, cool and power their homes, the food they eat and the products they buy.


From Putting People First

[Report] Changing our Ways? Behaviour Change and the Climate Crisis

[Report] Changing our Ways? Behaviour Change and the Climate Crisis

This report of the Cambridge Sustainability Commission on Scaling Sustainable Behaviour Change draws on research syntheses about the potential contributions of behaviour change towards climate and sustainability goals to attain…


From Computational Complexity

Random thoughts on the Russian Invasion of Ukraine

 1) My first thought was: Doesn't Putin know that his army (and his society) is corrupt and people are promoted on loyalty rather than talent, hence the invasion is not going to work? But then note

a) He invaded Georgia (the country…


From The Eponymous Pickle

Twitter trying to Reinvent Itself

Twitter trying to Reinvent Itself

 Can it improve itself?    What else will be competing then?

Twitter Wants to Reinvent Itself, by Merging the Old With the New  By The New York Times, March 4, 2022 in the NYTimes

In 2008, the handful of employees working for Twitter…


From The Eponymous Pickle

Alternate Electrical Flow Routing

Alternate Electrical Flow Routing

Networks and flows for robust systems.

Robust Routing Using Electrical Flows  in Google Research

Friday, February 18, 2022

Posted by Ali Kemal Sinop and Kostas Kollias, Research Scientists, Google Research

In the world of networks…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

Final Thoughts on SIGCSE 2022

Final Thoughts on SIGCSE 2022

I had a great time at SIGCSE 2022. As an introvert I probably suffered less from not being with people than many but after two years I really needed to be with people. I was able to connect in-person with friends I had not seen…


From The Eponymous Pickle

Rebuilding Wikipedia with Crypto as W3

Rebuilding Wikipedia with Crypto as W3

Been quite interested in how projects like Wikipedia can usefully and safely interact with W3, and in what way. Do not understand the take here, but think it may become important.   Like to see this further outlined. 

Why You …


From The Eponymous Pickle

Nanotech Revolution

Nanotech Revolution

 Some aspects of Metalenz and microchip fabrication of nanoscale deices.

The Nanotechnology Revolution Is Here—We Just Haven't Noticed Yet

The Wall Street Journal, Christopher Mims, January 22, 2022

The nanotechnology revolution…


From The Eponymous Pickle

Microsoft Acquires Nuance for AI

Microsoft Acquires Nuance for AI

 New, more specifically context and outcome based service. Likely results of more direct value.   Often in healthcare.

Microsoft completes acquisition of Nuance, ushering in new era of outcomes-based AI

March 4, 2022 | Microsoft…


From insideHPC

@HPCpodcast: Argonne’s Rick Stevens Surveys Trends and Technologies Driving AI for Science — Part 1

@HPCpodcast: Argonne’s Rick Stevens Surveys Trends and Technologies Driving AI for Science — Part 1

If HPC had a band of rock stars, Rick Stevens might well play lead guitar and do the vocals. The associate lab director and Exascale Computing Initiative leader at Argonne National Lab (and professor at the University of Chicago)…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

SIGCSE 2022 Day 3

SIGCSE 2022 Day 3

Saturday at SIGCSE was a short day but there was still plenty to learn. Shaundra Daily. Her talk, based on her own history, was about how their are barriers making it hard for women, especially women of color and women who are…


From Gödel's Lost Letter and P=NP

I Am Now A Cyberman

Cybermen: You will be upgraded. Cyberman: Upgrading is compulsory. Doctor Who page I am now carrying a full power CPU embedded in my chest. If I could use it directly I would have new powers, but it is dedicated to monitor my…