Recently, I got nerd-sniped by this exchange between Jeff Dean and someone trying to query 3 billion vectors. I was curious to see if I could implement the optimal map-reduce solution he alludes to in his reply.A vector is a list/array of floating point numbers of n dimensions, where n is the length of the list. The reason you might perform vector search is to find words or items that are semantically similar to each other, a common pattern in search, recommendations, and generative retrieval ap...