Error using EmbeddingRetriever with cosine similarity

[Saintes9601]

I was trying to use the embedding retriever by using a sentence transformer model, when I set the similarity parameter as "dot_product" it works as expected. however if I try to use cosine similarity, I get the following error:

does anyone have any clue about this issue?

thanks in advance.

[mkkuemmel]

Hey @Saintes9601 ,

the bug you're describing was fixed in this PR.

If you update your Haystack version to 1.2, it should work as planned.

Hope this helps!

[Saintes9601]

Thanks. It worked