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

April 2017


From Daniel Lemire's Blog

Quickly pruning elements in SIMD vectors using the simdprune library

Quickly pruning elements in SIMD vectors using the simdprune library

Modern processors have powerful vector instructions. However, some algorithms are tricky to implement using vector instructions. I often need to prune selected values from a vector. On x64 processors, we can achieve this result…


From Schneier on Security

Advances in Ad Blocking

Advances in Ad Blocking

Ad blockers represent the largest consumer boycott in human history. They're also an arms race between the blockers and the blocker blockers. This article discusses a new ad-blocking technology that represents another advance…


From The Eponymous Pickle

Microsoft Channels Process for Intelligence

Microsoft Channels Process for Intelligence

This sounds remarkably like using/building a process model for given tasks.   We experimented with this do define and decompose jobs-tasks.   Like the idea that these exist and can be re-purposed to make things that look intelligent…


From insideHPC

Paula Stephan and Paul Morin to Keynote PEARC17 in New Orleans

Paula Stephan and Paul Morin to Keynote PEARC17 in New Orleans

Today the PEARC17 conference announced their lineup of keynote speakers. The conference takes place in July 9–13 in New Orleans.


The post Paula Stephan and Paul Morin to Keynote PEARC17 in New Orleans appeared first on insideHPC…


From The Eponymous Pickle

Smart Home Tracks Health

Smart Home Tracks Health

Great thought, but its still a bit of an effort to set things up just to turn the lights on and off.   Our own smart home demonstrations made it clear that most homes had to be wired and outfitted during construction to makein…


From insideHPC

Panel Discussion on Disruptive Technologies for HPC

Panel Discussion on Disruptive Technologies for HPC

In this video from the HPC User Forum, Bob Sorensen from Hyperion Research moderates a panel discussion on Disruptive Technologies for HPC. "A disruptive innovation is an innovation that creates a new market and value network…


From XRDS

Top 3 Winning Articles of the “The Time is Write 2.0” Competition

Top 3 Winning Articles of the “The Time is Write 2.0” Competition

Here are the three winners of our The Time is Write 2.0 competition! You can read the three articles below, but first: congrats to Dipika Rajesh, Aditi Balaji and Pratyush Singh. The Time is Write is an article writing competition…


From insideHPC

Echelon Code on Minksy Servers Sets Record for Oil & Gas Simulation

Echelon Code on Minksy Servers Sets Record for Oil & Gas Simulation

IBM and Stone Ridge Technology have announced a new performance milestone in reservoir simulation that will improve efficiency and lower the cost of production. Working with Nvidia, the companies reported that they had beat previous…


From The Computing Community Consortium Blog

CCC Announces New Council Members

CCC Announces New Council Members

The Computing Research Association (CRA), in consultation with the National Science Foundation (NSF), has appointed six new members to the Computing Community Consortium (CCC) Council: Nadya Bliss, Arizona State University Elizabeth…


From insideHPC

Your Workload Manager is Your Latest X Factor

Your Workload Manager is Your Latest X Factor

Enterprise customers consistently demand improved performance from every component in their HPC infrastructure, including their workload manager. Ian Lumb, Solutions Architect at Univa Corp., speaks on the importance of an innovative…


From Schneier on Security

Faking Domain Names with Unicode Characters

Faking Domain Names with Unicode Characters

It's things like this that make phishing attacks easier. News article....


From The Eponymous Pickle

Thoughts on Data Engineering

Thoughts on Data Engineering

All analytics is data engineering.  Manipulating data content in context to achieve useful results, using a proven process.

A Data Engineer's Guide To Non-Traditional Data Storage    by Irina Papuc:

Data Engineering
With the rise…


From Computational Complexity

I was at the March for Science on Saturday

(Will blog on Harry Lewis's 70th Bday next week-- Today's post is more time sensitive.)



I was on the March for Science on April 22. Here are some Kolmogorov random comments



1) Why should I go to it? One less person there would…


From The Eponymous Pickle

IBM Announces Watson Marketing Insights

IBM Announces Watson Marketing Insights

Just announced, looked at this in beta form.  IBM continues to apply Watson learning to different expertise domains, following retail applications.    Likely to continue see such specialized applications in the future, a reasonable…


From The Eponymous Pickle

Which ML Algorithms to Use?

Which ML Algorithms to Use?

A somewhat unusual thing to see from SAS.  In the SAS blog, a cheat sheet for using machine learning algorithms for the beginner.   Largely non technical.  Nicely done piece that worth linking to. See also many such cheat sheets…


From The Computing Community Consortium Blog

Congressional Briefing on Cybersecurity for Manufacturers Recap

Congressional Briefing on Cybersecurity for Manufacturers Recap

CCC Council Member Kevin Fu from the University of Michigan contributed to this post.  On April 12th, the Computing Community Consortium (CCC) and MForesight: Alliance for Manufacturing Foresight (MForesight), in conjunction…


From The Eponymous Pickle

Amazon Wants to Handle Your Subscription Replenishment

Amazon Wants to Handle Your Subscription Replenishment

Pushing the subscription model used to be one of the biggest futurist conversations in CPG enterprise, I am sure the conversation continues.  Assure your sales volume with quality product, and automatic replenishment.  You can…


From insideHPC

Argonne Seeking Proposals to Advance Big Data in Science

Argonne Seeking Proposals to Advance Big Data in Science

The Argonne Leadership Computing Facility Data Science Program (ADSP) is now accepting proposals for projects hoping to gain insight into very large datasets produced by experimental, simulation, or observational methods. The…


From insideHPC

Radio Free HPC Catches Up with the Exascale Computing Project

Radio Free HPC Catches Up with the Exascale Computing Project

In this podcast, the Radio Free HPC team looks at a recent update on the Exascale Computing Project by Paul Messina. “The Exascale Computing Project (ECP) was established with the goals of maximizing the benefits of HPC for the…


From insideHPC

Video: 2016 HPC Market Results, Growth Projections, and Trends

Video: 2016 HPC Market Results, Growth Projections, and Trends

In this video from the HPC User Forum in Santa Fe, Earl Joseph from Hyperion Research provides an HPC Market Update. "Formerly the IDC HPC Research Group, Hyperion Research tracks the high performance market."


The post Video:…


From insideHPC

Mellanox InfiniBand Delivers up to 250 Percent Higher ROI for HPC

Mellanox InfiniBand Delivers up to 250 Percent Higher ROI for HPC

Today Mellanox announced that EDR 100Gb/s InfiniBand solutions have demonstrated from 30 to 250 percent higher HPC applications performance versus Omni-Path. These performance tests were conducted at end-user installations and…


From insideHPC

OCF Builds POWER8 Supercomputer for Atomic Weapons Establishment in the UK

OCF Builds POWER8 Supercomputer for Atomic Weapons Establishment in the UK

High Performance Computing integrator OCF is supporting scientific research at the UK Atomic Weapons Establishment (AWE), with the design, testing and implementation of a new HPC cluster and a separate big data storage system…


From The Eponymous Pickle

AI Driven Clothes Shopping

AI Driven Clothes Shopping

I think I have seen at least three recommender-engine driven apparel selection systems pitched to me, none have survived.  This is a tough sell.  Touch and 3D would help.  Another mirror like idea utilizing machine vision.  In…


From BLOG@CACM

Fact over Fiction

Fact over Fiction

Given a choice between the right to mass-disinform and democracy, I choose democracy.


From The Eponymous Pickle

Sensor Filled Gloves

Sensor Filled Gloves

A prototype for gloves that contain health sensors

Sensor-filled glove could help doctors take guesswork out of physical exams

" .... Now, an interdisciplinary team of researchers at the University of California San Diego and Rady…


From The Eponymous Pickle

UPS Using Beacons for Accuracy

UPS Using Beacons for Accuracy

It sounds like the beacons are being used to get indoor accuracy to affirm location.  And alert the system to misplacement. Reducing error.   In ChainstoreAge: 

UPS uses beacons to quell shipping errors,   By Deena M Amato-McCoy…


From Daniel Lemire's Blog

The real lesson of the human genome project

The real lesson of the human genome project

When I was pursuing my PhD, the human genome project was often both regarded as overly ambitious (maybe even impossible) and full of possibilities. To many people’s surprise, the project was declared complete back in 2003, much…


From BLOG@CACM

Evaluating Computer Science Undergraduate Teaching: Why Student Evaluations Are Likely Biased

Evaluating Computer Science Undergraduate Teaching: Why Student Evaluations Are Likely Biased

Unconscious bias is pervasive in computing, and training is our best remedy, how can untrained students evaluate their CS teachers without bias?


From The Eponymous Pickle

Editing Photos with Neural Networks

Editing Photos with Neural Networks

In NVidia Blog, quite interesting piece on generating new photos from collections of photos.  In other words editing them.   The article is quite technical, but outlines  how new problems are being solved this way.  Also offers…


From The Eponymous Pickle

A Broad View of Amazon

A Broad View of Amazon

Interesting view from CBInsights about Amazon.  Pointer to a further strategy document.  I agree, quite a breadth of directions by a former book seller.

Amazon Strategy Teardown: Building New Business Pillars In AI, Next-Gen

Seattle…

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