{
  "execution_date": "2025-11-22 09:30:22",
  "total_images": 7033,
  "num_clusters_optimal": 7,
  "clustering_methods": [
    "kmeans",
    "hierarchical"
  ],
  "evaluation": {
    "kmeans": {
      "silhouette": 0.22341807186603546,
      "calinski_harabasz": 909.3191374229739,
      "davies_bouldin": 1.6693076818807682
    },
    "hierarchical": {
      "silhouette": 0.215590700507164,
      "calinski_harabasz": 841.1900573938324,
      "davies_bouldin": 1.6886272983722097
    }
  },
  "split_distribution": {
    "train": 4923,
    "val": 1054,
    "test": 1056
  }
}