In the era of vector embeddings with millions of dimensions, are the kids still taught "a vector is something with magnitude and direction"?

I guess it's still kinda true, you can still talk about cosine similarity of vector embeddings if you really want to

0

If you have a fediverse account, you can quote this note from your own instance. Search https://mathstodon.xyz/users/julesh/statuses/114512149949791925 on your instance and quote it. (Note that quoting is not supported in Mastodon.)