data

“Operation Costs in CPU Clock Cycles” alvin July 1, 2017 - 10:45am

My new favorite website (ITHare.com) has this terrific infographic that demonstrates that all CPU operations are not equal.

Bradford Cross on AI and startups alvin June 5, 2017 - 1:05pm

architecht.io has this interesting interview with Bradford Cross on AI and startup businesses. I don’t know much about AI, but from my experience with it, I’m sure that you want to “own” the data.

To me, the most important part of a program is laying out the data structure alvin September 7, 2016 - 5:46pm

“To me, the most important part of a program is laying out the data structure.”

~ Dan Bricklin

fMRI software bugs upend years of research

I’ve seen several articles about major software bugs (and a lack of testing) recently, and one of them is related to MRI/fMRI image processing. From this article at theregister.co.uk:

When you see a claim that “scientists know when you're about to move an arm: these images prove it”, they're interpreting what they're told by the statistical software.

A whole pile of “this is how your brain looks like” fMRI-based science has been potentially invalidated because someone finally got around to checking the data.

How big is your data? alvin November 24, 2015 - 6:40am

How big is your data? This slide comes from this Twitter page.