{
  "execution_date": "2025-11-25 09:44:00",
  "total_images": 616,
  "num_clusters_optimal": 8,
  "clustering_methods": [
    "kmeans",
    "hierarchical"
  ],
  "evaluation": {
    "kmeans": {
      "silhouette": 0.0684371218085289,
      "calinski_harabasz": 29.948595560244875,
      "davies_bouldin": 2.733885561525966
    },
    "hierarchical": {
      "silhouette": 0.04757137969136238,
      "calinski_harabasz": 24.87022988870161,
      "davies_bouldin": 3.1699030391015586
    }
  },
  "split_distribution": {
    "train": 431,
    "val": 92,
    "test": 93
  }
}