Elasticsearch :: Hybrid search

1.txt

# Hybrid search
GET rag-langchain/_search
{
  "retriever": {
    "rrf": {
      "retrievers": [
        {
          "standard": {
            "query": {
              "semantic": {
                "field": "semantic_field",
                "query": "Who won the Nobel Prize in Physics 2024?"
              }
            }
          }
        },
        {
          "standard": {
            "query": {
              "multi_match": {
                "query": "Who won the Nobel Prize in Physics 2024?",
                "fields": [
                  "text"
                ]
              }
            }
          }
        }
      ],
      "rank_window_size": 50,
      "rank_constant": 20
    }
  }
}