Hybrid Search

try: metformin 500 mg BID chest pain radiating to the left arm patient fell and could not bear weight MI rash after starting new antibiotic

bm25 vector hybrid

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Normalisation pipeline (static, applies to every hybrid query)

{
  "description": "Min-max normalisation and arithmetic mean for hybrid queries",
  "phase_results_processors": [
    {
      "normalization-processor": {
        "combination": {
          "parameters": {
            "weights": [
              0.5,
              0.5
            ]
          },
          "technique": "arithmetic_mean"
        },
        "normalization": {
          "technique": "min_max"
        }
      }
    }
  ]
}