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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.

June 2019


From Computational Complexity

A proof that 22/7 - pi > 0 and more



My father was a High School English teacher who did not know much math. As I was going off to college, intending to major in math, he gave me the following sage advice:



1) Take Physics as well as Math since Physics and Math…


From The Eponymous Pickle

State of AI Report

State of AI Report

Looks to be a good resource,  subscribe.

State of AI Report 2019  By Nathan Benaich and Ian Hogarth
Artificial intelligence (AI) is a multidisciplinary field of science whose goal is to create intelligent machines.

We believe that…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

ISTE 2019 Trip Report

ISTE 2019 Trip Report

There was a time when I would have written a blog post every night of ISTE. Apparently I’m getting older or something and that is not a priority for me any more. Be that as it may I got some good stuff at ISTE this year. ISTE…


From The Eponymous Pickle

Unifying Logical and Statistical AI With Markov Logic

Unifying Logical and Statistical AI With Markov Logic

As AI practitioners in the enterprise we understood this early on.   You need to know the results of statistical analysis AND the ability to link them usefully to logical decision making.   Sometimes easy,  sometimes not   Thus…


From The Eponymous Pickle

Is an Utterance Relevant to a Conversation?

Is an Utterance Relevant to a Conversation?

Everything has a context  (and relevant metadata).   And in any conversation we need to test for relevancy.  You say something and we are quick to say, or think:  That is irrelevant.   A skill or a machine needs to do the same…


From insideHPC

Qumulo Delivers new All-Flash Platforms for Unstructured Data

Qumulo Delivers new All-Flash Platforms for Unstructured Data

Today Qumulo announced comprehensive software and hardware advancements that will help enterprises to capitalize on dynamic market conditions, including rapidly falling NVMe prices, in order to gain data center efficiencies and…


From The Eponymous Pickle

Challenges for Machine Driven Marketing

Challenges for Machine Driven Marketing

Considerable challenges involved.  Like the concept of 'guardrails', though the measurements involved need to be well established.   Return, risk, behavior?  Think of guardrails as being a human management domain.   With creativity…


From The Eponymous Pickle

Building a Computer Vision Model

Building a Computer Vision Model

A simplified, straightforward tutoral on a computer vision model.   This is the place you can get something impressive out of neural nets,  and an intro to the general AI method along them way.       Of most use too, pointers…


From insideHPC

Video: Investigating Epistatic Genetic Architectures in Bioenergy and Human Health

Video: Investigating Epistatic Genetic Architectures in Bioenergy and Human Health

Dan Jacobson from ORNL gave this talk at PASC19. "The new CoMet application consists of implementations of the 2-way and 3-way Proportional Similarity metric and Custom Correlation Coefficient using native or adapted GEMM kernels…


From The Eponymous Pickle

EU Regulates Linguistic Burger Purity

EU Regulates Linguistic Burger Purity

Am always a bemused observer of my homeland.   And ultimately its about language, and how things are expressed.   The apparent explosion of 'meatless' burgers is a driver of this, and in the EU, expect  specific regulation. 

Linguistic…


From The Eponymous Pickle

Heartbeat Identification

Heartbeat Identification

Another example of pattern recognition,  here with lasers at a distance.

The Pentagon can now identify people by measuring their heartbeats in DigitalTrends
pentagon heartbeat identification

As if facial recognition and digital

Heartbeats…


From Gödel's Lost Letter and P=NP

A Prime Breakthrough

A breakthrough on the Riemann Hypothesis [ Composite of various sources ] Michael Griffin, Ken Ono, Larry Rolen, and Don Zagier (GORZ) have recently published a paper on an old approach to the famous Riemann Hypothesis (RH).…


From insideHPC

Video: HPC and AI Market Update from Intersect360 Research

Video: HPC and AI Market Update from Intersect360 Research

Addison Snell from Intersect 360 Research gave this talk at the DDN User Group at ISC 2019. "Addison Snell will give a market overview presentation of developments and predictions for HPC, Hyperscale, and AI. Drawing on the library…


From Daniel Lemire's Blog

Science and Technology links (June 29th 2019)

Science and Technology links (June 29th 2019)

Consuming pornography has no effect on sexual desire for one’s partner. Exercise may increase the likelihood that a woman will become pregnant. Consuming more protein make it less likely that you will become frail as you age.…


From The Eponymous Pickle

Google Lens Redesigned: Plant Identification

Google Lens Redesigned: Plant Identification

I see that Google Lens for IOS has been redesigned and the App updated.  Before the update did considerable experimentation with it as a plant identifier, especially at multiple stages of plant development,  showed it was not…


From insideHPC

Job of the Week: Director of Facilities Technologies at PSC

Job of the Week: Director of Facilities Technologies at PSC

The Pittsburgh Supercomputing Center is seeking a Director of Facilities Technologies in our Job of the Week. "In this role, you will be responsible for directing all operations for PSC high-performance computing and storage …


From The Eponymous Pickle

Nearest Neighbor

Nearest Neighbor

A method we worked on for useful purpose from very early on.     In our applications we never needed optimal,  just good, because there was too much else in the context that made measures inaccurate.

Good Algorithms Make Good …


From The Eponymous Pickle

Voices in AI Podcast: A Conversation with Norman Sadeh

Voices in AI Podcast: A Conversation with Norman Sadeh

We had early AI connects with Carnegie Mellon.

Voices in AI – Episode 90: A Conversation with Norman Sadeh
By Byron Reese

Episode 90 of Voices in AI features Byron speaking with Norman Sadeh from Carnegie Mellon University about…


From The Eponymous Pickle

Cortana Moving to a Standalone App

Cortana Moving to a Standalone App

Its been losing share for some time, and from my interactions has only been seen as a nuisance within Windows.   Never integrated as an assistant with MS Windows Office functions.  And relatively little outside device integration…


From Schneier on Security

Friday Squid Blogging: Fantastic Video of a Juvenile Giant Squid

Friday Squid Blogging: Fantastic Video of a Juvenile Giant Squid

It's amazing: Then, about 20 hours into the recording from the Medusa's fifth deployment, Dr. Robinson saw the sharp points of tentacles sneaking into the camera's view. "My heart felt like exploding," he said on Thursday, over…


From Schneier on Security

I'm Leaving IBM

I'm Leaving IBM

Today is my last day at IBM. If you've been following along, IBM bought my startup Resilient Systems in Spring 2016. Since then, I have been with IBM, holding the nicely ambiguous title of "Special Advisor." As of the end of…


From The Eponymous Pickle

At Work: Specialists vs Generalists?

At Work: Specialists vs Generalists?

Specialists vs Generalists?

I think there is a need for a mix of specialist and generalists.    But at least initially more of the specialist activity will be taken over by devices.     Alerts, Notifications, Assistants, smart…


From The Eponymous Pickle

Retail robotics: Platt Retail Tech Bulletin

Retail robotics:  Platt Retail Tech Bulletin

Several articles on Retail Robotics at the link:

The quarterly Retail Tech Bulletin, published by Platt Retail Institute and the Retail Analytics Council, includes news and case studies regarding retail robotics, artificial intelligence…


From insideHPC

StorONE and Seagate Partner to Maximize SSD Performance Specs

StorONE and Seagate Partner to Maximize SSD Performance Specs

Today StorONE announced record speeds using Seagate SSD drives and StorONE’s TRU S1 Software Defined Storage solution. In recent performance testing, StorONE combined its software with Seagate’s enterprise-class SSDs in a virtual…


From insideHPC

Dell EMC Powers Innovation with AI and HPC at ISC 2019

Dell EMC Powers Innovation with AI and HPC at ISC 2019

At ISC 2019, Dell Technologies announced a series of new solutions, reference designs, customer collaborations, and partnerships designed to advance and simplify the deployment of artificial intelligence (AI), deep learning (DL)…


From The Eponymous Pickle

Eye Contact in Video Chat

Eye Contact in Video Chat

Interesting,  never found this to be a problem in our own exploration of advanced chat enhancement, but the solution appears to be here.   How much can it measurably enhance chat?

Intel researchers develop an eye contact correction…


From insideHPC

Advancing manufacturing with simulation-based digital twins

Advancing manufacturing with simulation-based digital twins

The concept of a digital twin—the mirroring of a physical object with a virtual object created by simulation-based engineering—has been around since NASA began using numerical simulation technology and comparing the results to…


From insideHPC

Video: Mellanox HDR InfiniBand makes inroads on the TOP500

Video: Mellanox HDR InfiniBand makes inroads on the TOP500

In this video from ISC 2019, Gilad Shainer from Mellanox describes how HDR InfiniBand technology is proliferating across the TOP500 list of the world's most powerful supercomputers. "HDR 200G InfiniBand made its debut on the …


From Schneier on Security

Cellebrite Claims It Can Unlock Any iPhone

Cellebrite Claims It Can Unlock Any iPhone

The digital forensics company Cellebrite now claims it can unlock any iPhone. I dithered before blogging this, not wanting to give the company more publicity. But I decided that everyone who wants to know already knows, and that…


From The Eponymous Pickle

IBM and Trifacta Collaborate on Data

IBM and Trifacta Collaborate on Data

Yes, its all about getting the data right.

IBM and Trifacta collaborate on new data prep tool for AI models
in SiliconANGLE by Mike Wheatley 

IBM Corp. is trying to address the cumbersome and time-consuming process of preparing

The…

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