Johndcook iconJohndcookSep 16, 2026

Converting between cosine similarity and concentration ratio

The third looked at how ranking according to cosine similarity works better than cosine similarity itself. Normalized word vectors are points on a high dimensional sphere, and geometry in high […] The post Converting between cosine similarity and concentration ratio first appeared on John D.

Converting between cosine similarity and concentration ratio

Share this story

Send the public story page.

Useful takeaways from this story.

The third looked at how ranking according to cosine similarity works better than cosine similarity itself.

Normalized word vectors are points on a high dimensional sphere, and geometry in high […] The post Converting between cosine similarity and concentration ratio first appeared on John D.

The second looked at an approximation related to the first.

Building the complete brief

The page is ready to read now. The fuller skim-friendly version will appear here automatically.

The useful part

The third looked at how ranking according to cosine similarity works better than cosine similarity itself. Normalized word vectors are points on a high dimensional sphere, and geometry in high […] The post Converting between cosine similarity and concentration ratio first appeared on John D. I've written three posts on cosine similarity lately.

How it works

Details worth keeping

The second looked at an approximation related to the first.

Keep reading in the app

Open the app view to save this story, compare related coverage, and continue from the same source.

Open in app