function_score opensearch - SERP Analysis

https://docs.opensearch.org/docs/latest/query-dsl/compound/function-score/

https://www.elastic.co/docs/reference/query-languages/query-dsl/query-dsl-function-score-query

https://forum.opensearch.org/t/hybrid-query-to-be-combined-with-function-score/16356

https://opster.com/guides/elasticsearch/search-apis/elasticsearch-function-score/

https://docs.cloud.deepset.ai/docs/opensearch-queries-for-boosting-retrieval

https://opensearch.org/docs/latest/query-dsl/specialized/script-score/

https://github.com/opensearch-project/k-NN/issues/1271

https://stackoverflow.com/questions/56414884/combining-multiple-different-function-score-with-elasticsearch

https://github.com/opensearch-project/OpenSearch/issues/17045

https://ai.plainenglish.io/opensearch-custom-ranking-and-advanced-queries-6db5d44cb2bf

https://discuss.elastic.co/t/function-score-functions-with-nested-objects-and-score-replace/303081

https://forum.opensearch.org/t/function-score-query-support/7983

https://medium.com/%40andre.luiz1987/function-score-query-using-field-value-factor-elasticsearch-624d938e07a1

https://forum.opensearch.org/t/strange-behavior-when-processing-vectors-in-function-score/15578

https://pulse.support/kb/elasticsearch-function-score-query

https://forum.opensearch.org/t/boosting-a-bool-that-wraps-a-knn-query-not-working/13242

https://docs.aws.amazon.com/opensearch-service/latest/developerguide/learning-to-rank.html

https://opster.com/guides/elasticsearch/search-apis/elasticsearch-score/

https://forum.opensearch.org/t/opensearch-prevent-script-score-from-running-more-than-once-when-query-bool-must-is-used-along-query-bool-should/22952

https://zenn.dev/fujimotoshinji/scraps/7752233fb4d39e

https://qiita.com/yosu/items/b2d837ebe95049e9556e

https://medium.com/%40jeevanandham.selvaraj42/decoding-elasticsearch-query-dsl-exploring-the-function-score-query-for-custom-scoring-1b680e63db93

https://forum.opensearch.org/t/trying-to-improve-opensearch-performance-on-vector-search/19450

https://forum.opensearch.org/t/hybrid-search-returning-duplicate-docs/19180/3

https://opensearch.org/docs/latest/vector-search/vector-search-techniques/knn-score-script/

https://docs.opensearch.org/docs/latest/search-plugins/ltr/logging-features/

https://opensearch.org/docs/2.18/search-plugins/ltr/working-with-features/

https://weng.gitbooks.io/elasticsearch-in-action/content/chapter6_searching_with_relevancy/66custom_scoring_with_function_score.html

https://docs.opensearch.org/docs/latest/search-plugins/sql/sql/functions/

https://www.elastic.org.cn/docs/8.1/www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-function-score-query.html

https://opensearch.org/docs/latest/query-dsl/compound/constant-score/

https://www.oreilly.com/library/view/mastering-elasticsearch-5x/9781786460189/ch03s04.html