{
  "execution_date": "2025-11-23 17:12:46",
  "total_images": 5596,
  "num_clusters_optimal": 12,
  "clustering_methods": [
    "kmeans",
    "hierarchical"
  ],
  "evaluation": {
    "kmeans": {
      "silhouette": 0.16096284985542297,
      "calinski_harabasz": 466.27921013649166,
      "davies_bouldin": 1.8726731693404897
    },
    "hierarchical": {
      "silhouette": 0.12050174176692963,
      "calinski_harabasz": 426.35214129129264,
      "davies_bouldin": 2.0508680818837552
    }
  },
  "split_distribution": {
    "train": 3917,
    "val": 839,
    "test": 840
  }
}