Ashwin Mathur 393a7993c3
feat: Add Semantic Answer Similarity metric (#6877)
* Add SAS metric

* Add release notes

* Round similarity scores for precision consistency

* Add tolerance to tests

* Update haystack/evaluation/eval.py

Co-authored-by: Silvano Cerza <3314350+silvanocerza@users.noreply.github.com>

* Add types for preprocess_text; Add additional types for f1 and em methods

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Co-authored-by: Silvano Cerza <3314350+silvanocerza@users.noreply.github.com>
2024-02-02 17:07:52 +01:00
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2024-01-26 11:04:43 +01:00