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having a real bad time. thanksgiving is over but if anyone wants to take this opportunity to tell me something they're grateful to me for - something i said or did or wrote - i could really use it rn

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Daniel O'Connor

@Singularitarian

Dec 21, 2021

I tell people a lot that your explanation of the SVD is super enlightening. It's my favorite way to think about the SVD.

qchu.wordpress.com

Singular value decomposition

As a warm-up to the subject of this blog post, consider the problem of how to classify $latex n \times m$ matrices $latex M \in \mathbb{R}^{n \times m}$ up to change of basis in both the source ($l…

QC (in Berlin 7/29-???)

@QiaochuYuan

Replying to

@Singularitarian

thanks, i really like that post too, a lot more concrete than most of the others 😅 the only thing i'm unsatisfied by is that i don't have an explanation for why i should've expected key lemma #1 to be true a priori, it sorta comes out a convenient miracle

2:58 AM · Dec 25, 2021Twitter Web App