Class RankingExpressionBackend (0.13.12)

RankingExpressionBackend(value)

The backend to use for the ranking expression evaluation.

Enums

Name Description
RANKING_EXPRESSION_BACKEND_UNSPECIFIED Default option for unspecified/unknown values.
RANK_BY_EMBEDDING Ranking by custom embedding model, the default way to evaluate the ranking expression.
RANK_BY_FORMULA Ranking by custom formula.