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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 2016


From Computational Complexity

My chair wants me to post about.. Mohammad Haj wants me to post about.. I want to post about...

Maryland is looking to hire lecturers and my chai  Samir  wants me to post it on my blog. I think he overestimates the power of the blog, however, here is the link. I could use this to launch into a post about either the value…


From The Eponymous Pickle

Babbling Metadata

Babbling  Metadata

My favorite topic.  Metadata.  In the end it makes the data work. Hardly babble.  Good piece.  In the CACM.

The Power of Babble
Expect to be constantly and pleasantly befuddled  by Pat Helland

Metadata defines the shape, the form…


From Gödel's Lost Letter and P=NP

Halloween Math Style

The top scariest possible results Head chopped from source Washington Irving was a famous writer of the early 1800’s who is best known for his short stories. The Legend of Sleepy Hollow was based on the folklore that each Halloween…


From Schneier on Security

How to Avoid Kidnapping Children on Halloween

How to Avoid Kidnapping Children on Halloween

A useful guide....


From The Eponymous Pickle

Defining What Computers Can do, and the Implications

Defining What Computers Can do, and the Implications

AI and analytic methods have expanded the realm of what computers can do,  just like spreadsheets and word processors expanded computing skills to many office tasks, improving their efficiency, and as a result needing fewer accountants…


From Daniel Lemire's Blog

My review of Deus Ex: Mankind Divided (video game)

My review of Deus Ex: Mankind Divided (video game)

The Deus Ex series is set in a dystopian futuristic universe. (It reminds me a bit of Japan’s Ghost in the Shell.) The latest game in the series (Deux Ex: Mankind Divided) is set less than 15 years in the future (2029). In this…


From The Eponymous Pickle

Implications of Agile Culture

Implications of Agile Culture

I am teaching a course on leading analytics change at Columbia, and this Cisco blog post provided some interesting information about using methods like Agile.  Worth a look, passing it along to my students.   In the Cisco Blog…


From Schneier on Security

A High-End Card-Reading Device

A High-End Card-Reading Device

An impressive Chinese device that automatically reads marked cards in order to cheat at poker and other card games....


From insideHPC

UberCloud Celebrates 3rd year of its HPC Cloud Marketplace Service

UberCloud Celebrates 3rd year of its HPC Cloud Marketplace Service

ubercloud“When we started the marketplace 3 years ago the service we offered was all manual,” explained Wolfgang Gentzsch who founded UberCloud together with Burak Yenier in 2012. “But already then we were developing our HPC software …


From insideHPC

Fortissimo Launches HPC Resource Broker Service

Fortissimo Launches HPC Resource Broker Service

serve"Engineers and scientists can now get access to HPC resources more easily because of the Fortissimo Marketplace, a new platform for brokering high-performance computing (HPC) services. The new cloud-based marketplace offers small…


From The Eponymous Pickle

More on Staples Using Voice to Deliver Easy Button Assistant

More on Staples Using Voice to Deliver Easy Button Assistant

An attempt to move the voice driven digital assistant, like Amazon's Echo, into the office.  Brings back the 'Easy' marketing angle.   Would seem that Amazon has the opportunity to do this as well.  Implications for procurement…


From insideHPC

Keynotes Announced for Intel HPC Developer Conference at SC16

Keynotes Announced for Intel HPC Developer Conference at SC16

keynotesThe Intel HPC Developer Conference at SC16 has announced its keynote speakers. Jonathan Cohen and Kai Li from Princeton will present, Going Where Neuroscience and Computer Science Have Not Gone Before. "Taking place Nov. 12-13…


From The Eponymous Pickle

Wearables Reaching Saturation

Wearables Reaching Saturation

Have Wearables reached a saturation point?

" ... With the success of FitBit and the advent of the Apple Watch, the tech press seems to have taken it as a foregone conclusion that wearable devices are on their way to the same ubiquity…


From The Eponymous Pickle

Surface Dial Examined

Surface Dial Examined

I have been a long time experimenter with alternative interfaces.  From mice, to feet driven mice, to touch pens, speech and neural interaction and more.  So I was interested when I saw the 'Surface Dial', being used for another…


From insideHPC

insideHPC Research Report on GPUs

insideHPC Research Report on GPUs

gpu-reportIn this research report, we reveal recent research showing that customers are feeling the need for speed—i.e. they’re looking for more processing cores. Not surprisingly, we found that they’re investing more money in accelerators…


From insideHPC

Changing the Face of the SC Conference Series: An Interview with SC16 General Chair John West

Changing the Face of the SC Conference Series: An Interview with SC16 General Chair John West

John WestOver 10,000 members of the worldwide HPC community will reconvene in Salt Lake City this year for SC16. To preview what the conference has in store, we caught up with the SC16 General Chair, John West from TACC. "C is really …


From The Computing Community Consortium Blog

Great Innovative Idea- Wearable Health: Exploring Human-Centered Solutions of On-Body Technologies to Improve Healthcare

Great Innovative Idea- Wearable Health: Exploring Human-Centered Solutions of On-Body Technologies to Improve Healthcare

The following Great Innovative Idea is from Vivian Motti, Assistant Professor in the Department of Information Sciences and Technology at George Mason University. Motti presented her poster, Wearable Health: Exploring Human-Centered…


From The Eponymous Pickle

Turn a Smart Phone Into a Car Key

Turn a Smart Phone Into a Car Key

Another security issue?  In the Verge: 

Toyota invented a box that turns your smartphone into a car key
Smart Key Box will help make car-sharing easier
by Andrew J . Hawkins


From The Eponymous Pickle

Context and Text Mining

Context and Text Mining

Context always matters.  Text mining or elsewhere.  Good example here.

Context Matters When Text Mining  Posted by Dalila Benachenhou  

Many times the most followed approach can result in failure.  The reason has more to do with…


From The Eponymous Pickle

Deep Learning Changing Your Life

Deep Learning Changing Your Life

Like it says, the basic neural pattern recognition ideas have been around for decades.  But improvements have led to deeper insights.  Are these changing your life?  In the CACM. 


From Putting People First

IKEA/Economist Group (EIU) study focuses on the new ‘American Dream’ today

IKEA/Economist Group (EIU) study focuses on the new ‘American Dream’ today

ikea_program_head_1600x400Press release – September 21, 2016 Discovering the New American Dream, an Economist Intelligence Unit (EIU) report sponsored by IKEA US shows that the American Dream, which was once outlined by owning a home with a ‘white picket…


From XRDS

The Surface Dial and the Physical/Digital Divide in Interactions

The Surface Dial and the Physical/Digital Divide in Interactions

Microsoft announced their new Surface Studio this week. It acts as an all-in-one computer, but with a modular screen that can be re-positioned to act as a drawing tablet. The idea of a computer screen that works as a drawingContinue…


From XRDS

Using Scrum in your research

Using Scrum in your research

Agile methods on software development are very popular. The root of these methods must be sought in the on the Agile Manifesto that says: Individuals and interactions over processes and tools Working software over comprehensive…


From updated sporadically at best

Dropbox Selective Sync Bug, or How It Took a Whole Evening to Update My Profile Photo

Dropbox Selective Sync Bug, or How It Took a Whole Evening to Update My Profile Photo

I encountered a pretty bad Dropbox bug today. I'm wondering if anybody else has encountered anything similar, and also wanted to share how I got around it in case it happens to anybody else.

This evening I was changing my Twitter…


From The Eponymous Pickle

Price Optimization Using Decision Trees

Price Optimization Using Decision Trees

 Interesting example, a technique I also experimented with for Retail.  Good because it relates to specific business process, and be can tested in that context.  Easy to understand the idea of a decision tree.  And building or…


From insideHPC

Data Storage Best Practices for Life Science Workflows

Data Storage Best Practices for Life Science Workflows

Ilkay Altintas, Director for the Center of Excellence in Workflows for Data Science at SDSC"Unchecked data growth and data sprawl are having a profound impact on life science workflows. As data volumes continue to grow, researchers and IT leaders face increasingly difficult decisions about how to manage this data yet…


From The Eponymous Pickle

Making it Easier for Happy Customers to Buy More

Making it Easier for Happy Customers to Buy More

Yes.   Amazon understands this with Prime and Dash and Echo.  In the HBR:   " ... You have great loyalty scores and low customer churn. But sales are flat – or worse, falling. What’s going on? In most cases, this happens because…


From insideHPC

FPGAs Accelerate Machine Learning at Baidu

FPGAs Accelerate Machine Learning at Baidu

xilinxXilinx has announced that Baidu, a Chinese language Internet search provider, is utilizing Xilinx FPGAs to accelerate machine learning applications in its datacenters in China. "Acceleration is essential to keep up with the rapidly…


From The Eponymous Pickle

Neural Brain to Text Progress

Neural Brain to Text Progress

Remember this topic being brought up for a long time, and often claims that is was close to happening.  Have now been involved in the spoken interface for some time, a reliable thought interface sounds very appealing.   Considerable…


From The Eponymous Pickle

Considering Rebel Talent

Considering Rebel Talent

Let Your Workers Rebel  by Francesca Gino
Employee engagement is a problem. To fix it, encourage your workers to break rules and be themselves. We’ll show you who does it right and how you can too.

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