optimal_model.json

{
  "model_name": "all-mpnet-base-v2",
  "silhouette_score": 0.0028298129327595234,
  "intra_class_sim": 0.3190617859363556,
  "dimensions": 768,
  "timestamp": "2026-03-14 12:12:00",
  "all_metrics": {
    "all-MiniLM-L6-v2": {
      "time": 11.038843154907227,
      "dims": 384,
      "params": 22.713216,
      "silhouette": 0.000716129841748625,
      "intra_sim": 0.3102729916572571
    },
    "all-mpnet-base-v2": {
      "time": 30.863154411315918,
      "dims": 768,
      "params": 109.486464,
      "silhouette": 0.0028298129327595234,
      "intra_sim": 0.3190617859363556
    },
    "paraphrase-MiniLM-L3-v2": {
      "time": 7.444299697875977,
      "dims": 384,
      "params": 17.389824,
      "silhouette": -0.001971703488379717,
      "intra_sim": 0.2679905891418457
    }
  }
}