Defcon talk highlights

Talks at Defcon are sometimes very entertaining (especially if Dan Kaminsky is involved), and sometimes rather dull. I decided I’d try to ensure that my talk fell into the former category. Hopefully I succeeded, I found at least one good review, which is gratifying. Update: Found another one (scroll down).

One of the techniques I use in SenseArray is called gradient descent, and I wanted a fun way to illustrate how powerful it is.

I found a really cool video online which shows a humanoid figure “evolving” using a Genetic Algorithm (a flavor of gradient descent) to jump higher and higher. It was missing one thing though – the right soundtrack, so I added one. It got more than a few laughs when I showed it during my talk, but judge for yourself:

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