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

August 2016


From Schneier on Security

Friday Squid Blogging: Self-Repairing Fabrics Based on Squid Teeth

Friday Squid Blogging: Self-Repairing Fabrics Based on Squid Teeth

Really: As shown in the video below, researchers at Pennsylvania State University recently developed a polyelectrolyte liquid solution made of bacteria and yeast that automatically mends clothes. It doesn't have a name yet, but


From Phys.org Technology News

Study provides voice for evacuation needs of mobility impaired

Study provides voice for evacuation needs of mobility impaired

A fire alarm sounds. An announcement comes over the office public address system: "A fire has been reported in the building. This is not a drill. Please move to the nearest stairwell and exit the building."


From The Eponymous Pickle

Beacon System for Push Notification

Beacon System for Push Notification

A very simple idea, a small device that can generate an alert for a push notification based on context and location. .  Note this is unrelated in function to the Amazon Dot, even though it looks similar.Seeing this more generally


From The Eponymous Pickle

Hacking the Turing Test

Hacking the Turing Test

The Turing test is a measure of 'intelligence'  which came out of the AI era, has a number of flaws.  In the CACM: " ... The test currently can't determine if a person is talking to another human being or a robot if the person


From Schneier on Security

Collision Attacks Against 64-Bit Block Ciphers

Collision Attacks Against 64-Bit Block Ciphers

We've long known that 64 bits is too small for a block cipher these days. That's why new block ciphers like AES have 128-bit, or larger, block sizes. The insecurity of the smaller block is nicely illustrated by a new attack called


From insideHPC

Job of the Week: Data Operations Specialist at the Simons Foundation

Job of the Week: Data Operations Specialist at the Simons Foundation

"The Simons Foundation is beginning a new computational science organization called the Flatiron Institute. Flatiron will seek to explore challenging science problems in astrophysics, biology and chemistry. Computational science


From insideHPC

Video: System Methodology—Holistic Performance Analysis on Modern Systems

Video: System Methodology—Holistic Performance Analysis on Modern Systems

"This talk will discuss various system performance issues, and the methodologies, tools, and processes used to solve them. The focus is on single systems (any operating system), including single cloud instances, and quickly locating


From insideHPC

ACM Announces George Michael Memorial HPC Fellowships

ACM Announces George Michael Memorial HPC Fellowships

Today ACM announced the recipients of the 2016 ACM/IEEE George Michael Memorial HPC Fellowships. The fellowship honors exceptional PhD students throughout the world whose research focus is on high performance computing applications


From insideHPC

Overview of the MVAPICH Project and Future Roadmap

Overview of the MVAPICH Project and Future Roadmap

In this video from the 4th Annual MVAPICH User Group, DK Panda from Ohio State University presents: Overview of the MVAPICH Project and Future Roadmap. "This talk will provide an overview of the MVAPICH project (past, present


From The Noisy Channel

Searching for Goldilocks

Searching for Goldilocks

Many search queries don’t have a single right answer or even an objective best answer. For example, if you’re looking for mailboxes or…


From The Eponymous Pickle

Triggers of Behavior

Triggers of Behavior

BJ Fogg worked with us in a number of projects in the enterprise.Why behavior matters more than thought leadershipTriggering habit-forming behavior Stanford University researcher BJ Fogg posited that you need three things for


From The Eponymous Pickle

Google Analytics 360 Suite

Google Analytics 360 Suite

Screens and more screens, mobile and stationary.    How does this change the decision space?Marketing analytics for a multi-screen world.Say hi to the Google Analytics 360 Suite, built for the enterprise. It helps you better82


From Computer Science Teacher – Thoughts and Information From Alfred Thompson

App Challenge! Enter to Win $20,000 for your School

App Challenge! Enter to Win $20,000 for your School

I had an email the other day about the Verizon app challenge. It looks interesting and I may have some students enter this year. The fact that coding IS NOT required opens the door to a lot more students. Anyone else using this


From Schneier on Security

The NSA is Hoarding Vulnerabilities

The NSA is Hoarding Vulnerabilities

The National Security Agency is lying to us. We know that because of data stolen from an NSA server was dumped on the internet. The agency is hoarding information about security vulnerabilities in the products you use, because


From The Eponymous Pickle

New and Improved Wolfram Alpha

New and Improved Wolfram Alpha

Another of the general virtual assistants.  It has been a while since I have checked it out, but was impressed then.  I have yet to see this applied in a real situation to how it might perform as a useful assistant.  Can someone


From Daniel Lemire's Blog

Faster dictionary decoding with SIMD instructions

Faster dictionary decoding with SIMD instructions

A particularly fast and effective compression technique is dictionary coding. Intuitively, it works as follow. Suppose you are given a long document made of millions of words, but containing only 65536 distinct words. You can


From The Eponymous Pickle

Talk on Understanding Cognitive Systems

Talk on Understanding Cognitive Systems

Our presenter this week was Jim Spohrer from IBM. who will presented  "Understanding Cognitive Systems.".   Worth taking a look at.   Slides here.  .... Presentation. We encourage those who join the calls to add questions and


From The Eponymous Pickle

Emotion Analysis API

Emotion Analysis API

More companies are looking at text analysis ....AlchemyLanguage Emotion Analysis API is Generally Available, and It’s Getting BetterMany in the field of Cognitive AI research and development speak of the importance of context


From The Eponymous Pickle

Power BI Now Does Twitter Analytics

Power BI Now Does Twitter Analytics

Been looking at the analysis of twitter streams lately, new from MS Power BI.  A campaign management solution template.Microsoft Power BI BlogaaAnnouncing the brand & campaign management solution template for Twitter  Justyna,


From The Eponymous Pickle

FindFace at Large

FindFace at Large

Was reminded by the Economist: Frankenstein's Paperclips. of the rogue Russian face recognition system called FindFace. Can we expect AI from beyond our regulated world to create new dangers?  Yes, we can.  Introduction in Kaspersky


From insideHPC

Speakers Announced for HPC User Forum in Beijing

Speakers Announced for HPC User Forum in Beijing

IDC has announced the featured speakers for the next international HPC User Forum. The event will take place Sept. 22 in Beijing, China.

The post Speakers Announced for HPC User Forum in Beijing appeared first on insideHPC.


From Schneier on Security

Confusing Security Risks with Moral Judgments

Confusing Security Risks with Moral Judgments

Interesting research that shows we exaggerate the risks of something when we find it morally objectionable. From an article about and interview with the researchers: To get at this question experimentally, Thomas and her collaborators


From insideHPC

Report: Using HPC for Public Policy Analysis & Water Resource Management

Report: Using HPC for Public Policy Analysis & Water Resource Management

Researchers from the RAND Corporation and LLNL have joined forces to combine HPC with innovative public policy analysis to improve planning for particularly complex issues such as water resource management. By using supercomputer


From insideHPC

Phytium from China Unveils 64-core ARM HPC Processor

Phytium from China Unveils 64-core ARM HPC Processor

This week at the Hot Chips conference, Phytium Technology from China unveiled a 64-core CPU and a related prototype computer server. "Phytium says the new CPU chip, with 64-bit arithmetic compatible with ARMv8 instructions, is


From The Computing Community Consortium Blog

Data Hackathons: Lessons Learned & Best Practices Workshop

Data Hackathons: Lessons Learned & Best Practices Workshop

From September 11-17, 2016, data professionals and researchers from all disciplines and from across the globe will convene in Denver, Colorado for the first ever International Data Week (IDW). Organized by the Research Data Alliance


From insideHPC

Nor-Tech to Offer Clusters with Intel HPC Orchestrator

Nor-Tech to Offer Clusters with Intel HPC Orchestrator

Today Nor-Tech announced the imminent rollout of clusters integrated with the Intel HPC Orchestrator. HPC Orchestrator is a licensed, value-add version of OpenHPC that will be supported by Intel and Nor-Tech.

The post Nor-Tech


From insideHPC

Machine Learning and the Intel Xeon Phi Processor

Machine Learning and the Intel Xeon Phi Processor

"The Intel Xeon Phi processor, together with tuned libraries, can accelerate the gains the ML applications promise. The second generation Intel Xeon Phi coprocessor is a multicore processor that is available as a self boot system


From Computational Complexity

1956 Was a Fine Vintage

Bill sends me an email last week with the subject "Our field is getting old!" and talks about upcoming 60th birthday/retirement conferences he's invited to, all of which I've been invited to as well. Bill's subject line should


From The Eponymous Pickle

Language Modeling a Billion Words

Language Modeling a Billion Words

This is a technical, but interesting, tutorial on how to use noise-contrastive estimation (NCE) to train a multi-GPU recurrent neural network language model on the Google billion words data set.


From The Eponymous Pickle

Not all Data Created Equal

Not all Data Created Equal

Interesting piece that gets to my mantra of data assets.  And combining data for additional and profitable leverage. Requires free registration.Some of the most profitable decisions are made by combining data in novel ways, but

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