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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.

April 2019


From The Eponymous Pickle

Hybrid Clouds

Hybrid Clouds

Was just asked to define the whys and whens about  hybrid clouds and this article was useful. Hybrid cloud (Mix of Public+Private) is around for some of the same reasons that Edge computing is.

True hybrid cloud moves into the…


From The Computing Community Consortium Blog

NSF FY 2019, FY 2020 Budgets, and the NSF Convergence Accelerator

NSF FY 2019, FY 2020 Budgets, and the NSF Convergence Accelerator

The following is a letter to the community from James Kurose, Assistant Director, and Erwin Gianchandani, Deputy Assistant Director, of the National Science Foundation (NSF) Directorate of Computer & Information Science & Engineering…


From Computational Complexity

An Interdisciplinary approach to P vs NP

I have a grant with some brain scientists on the following exciting approach to P vs NP.



We want to prove:



                               There is no algorithm for SAT in P



This seems hard.  So lets scale down our goals to…


From Schneier on Security

Recovering Smartphone Typing from Microphone Sounds

Recovering Smartphone Typing from Microphone Sounds

Yet another side-channel attack on smartphones: "Hearing your touch: A new acoustic side channel on smartphones," by Ilia Shumailov, Laurent Simon, Jeff Yan, and Ross Anderson. Abstract: We present the first acoustic side-channel…


From insideHPC

Podcast: How the EZ Project is Providing Exascale with Lossy Compression for Scientific Data

Podcast: How the EZ Project is Providing Exascale with Lossy Compression for Scientific Data

In this podcast, Franck Cappello from Argonne describes EZ, an effort to effort to compress and reduce the enormous scientific data sets that some of the ECP applications are producing. "There are different approaches to solving…


From insideHPC

Video: Defining A New Efficiency Standard for HPC Data Centers

Video: Defining A New Efficiency Standard for HPC Data Centers

Björn Brynjulfsson from Etix Everywhere gave this talk at CloudFest 2019. "Benefiting from very favorable ambient conditions and drawing on a background of designing, building and operating both high end facilities and super …


From insideHPC

Video: Prepare for Production AI with the HPE AI Data Node

Video: Prepare for Production AI with the HPE AI Data Node

In this video from GTC 2019 in San Jose, Harvey Skinner, Distinguished Technologist, discusses the advent of production AI and how the HPE AI Data Node offers a building block for AI storage. "The HPE AI Data Node is a HPE reference…


From The Eponymous Pickle

Machine Learning and Intent

Machine Learning and Intent

Deriving intent,  goals is still hard.  Especially in multiple component conversations.

Machine Learning, Natural Language Meet to Understand Intent     By Mark Jewett, VP, product marketing, Tableau Software in InformationWeek…


From Gödel's Lost Letter and P=NP

The Breakthrough Result Of 2019

Our nomination for best result of the year Cropped from source Faadosly Polir has had an incredible year of research success. A year ago we covered his research on universal information entropy in baseball. This led to uncredited…


From The Eponymous Pickle

Automated Sentiment Analysis Does not Work?

Automated Sentiment Analysis Does not Work?

A classic analysis that points to indicators of behavior.   

Research findings send automated sentiment analysis to the trash bin.

The age of social media has opened up exciting opportunities for researchers to investigate people…

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