4min chapter

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#257 – Brian Keating: Cosmology, Astrophysics, Aliens & Losing the Nobel Prize

Lex Fridman Podcast

CHAPTER

How to Localize the Patches in the CMB?

There are about one square degree on the sky. Can you localize accurately the patches in the CMB? You can know where they are, but more than that, there's so many of these patches. A lot of the fast kind of algorithmic decomposition of spheres and machine learning in the early 2000s still used today was created out of this field by data analysts. Get high statistical significance in order to reduce the statistical errors, very clean signal and measurement device to reduce the systematic errors. We're going to make the simplest telescope you can possibly make, which is a refracting telescope. The only way, you know, forward is making things more complex in science for complex reasons

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