Update the README with more precise instructions about how the embeddings were made

Drop old .gitattributes lines

Update documentation

Add OpenAlex checkpoints

Add Stella 1.5B embeddings

Clean up .gitignore

Clear the original embeddings

Rename idxs.txt to openalex_ids.txt

Drop old file references

Hide the reconstructed array file from git

Omnibus update 2023-05-10

OPQ64_256,IVF65536,PQ64 gets ~75% recall (10@10)

Regenerate using reproducible sampling

Add first indexing run

Add initial embeddings files

Add expected file types to .gitattributes

initial commit