Module: Google::Cloud::DiscoveryEngine::V1::SearchRequest::RankingExpressionBackend

Defined in:

proto_docs/google/cloud/discoveryengine/v1/search_service.rb

Overview

The backend to use for the ranking expression evaluation.

Constant Summary

RANKING_EXPRESSION_BACKEND_UNSPECIFIED =

Default option for unspecified/unknown values.

0

RANK_BY_EMBEDDING =

Ranking by custom embedding model, the default way to evaluate the ranking expression.

3

RANK_BY_FORMULA =

Ranking by custom formula.

4