Communications of the ACM
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From BLOG@CACM
SC09 Reflections: The Need For Speed
SC09 (aka the “Supercomputing Conference”) was held during the week of November 16. The conference set an attendance record this year – roughly 10,000 attendees...
From BLOG@CACM
Who Needs Massively Multi-Core?
Do consumers want massively multi-core? Or would they rather have lower power consumption and better memory bandwidth? Are we building what people want?
From BLOG@CACM
The 'No SQL' Discussion Has Nothing to Do With SQL
Recently, there has been a lot of buzz about "No SQL" databases. This blog post considers the performance argument about No SQL databases; a subsequent posting...
From BLOG@CACM
Innovation = Good Idea + Implementation + Measurement
We aspire to be innovative, but unless we are wiling to implement it and measure it its just another good idea.
From BLOG@CACM
The Rise of Empirical Software Engineering (II): What We Are Still Missing
One obstacle is hampering the progress of empirical software engineering: we are still missing a culture of reproducibility
From BLOG@CACM
Cray and Fernbach Award Winners
This year, I have the honor and privilege to chair the selection committee for the Seymour Cray and Sidney Fernbach awards, which recognize outstanding contributions...
From BLOG@CACM
Student Research Competition at Grace Hopper
Highlights of the top six posters/presentations at the Student Research Competition
From BLOG@CACM
The Fallacy of Rankings
The list of the world's fastest computers will soon be announced. As always, we can expect the latest announcement to garner interest among the technological community...
From BLOG@CACM
HPC: Making a Small Fortune
There is an old joke in the high-performance computing community that begins with a question, “How do you make a small fortune in high-performance computing?” There...
From BLOG@CACM
High-Performance Computing: Where
By definition, the raison d’être for high-performance computing is high performance, but floating point operations per second (FLOPS) need not be the only measure...
From BLOG@CACM
When Petascale Is Just Too Slow
Evolution or revolution, it’s the persistent question. Can we build reliable esascale systems from extrapolations of current technology or will new approaches be...
From BLOG@CACM
What To Do With Those Idle Cores?
So many processors on our desktops. Four cores, eight cores, soon we will see hundreds of cores. Almost all of them are going to be idle most of the time. If...
From BLOG@CACM
What Is a Good Recommendation Algorithm?
Someone may win the one million dollar Netflix Prize soon. Will the winning algorithm produce movie recommendations that people like?
From BLOG@CACM
Connecting the Two Ends: Mobile Clouds
In 1959, the colorful and brilliant physicist, Richard Feynman, gave a seminal lecture to the American Physical Society entitled, "There's Plenty of Room at...
From BLOG@CACM
DBMSs For Science Applications: A Possible Solution
Quite a few scientists who deal with the processing and storage of large amounts of data are unhappy with relational DBMSs. Here are several reasons why—and a possible...
From BLOG@CACM