[2024-12-15 13:45:12] INFO: Iniciando entrenamiento XGBoost v3.1
[2024-12-15 13:45:15] INFO: Cargando dataset: 3,200,000 transacciones
[2024-12-15 13:45:18] INFO: Aplicando preprocessing y feature engineering
[2024-12-15 13:47:23] INFO: Dataset dividido: Train(80%) / Validation(20%)
[2024-12-15 13:47:25] INFO: Configuración de hiperparámetros aplicada
[2024-12-15 13:47:30] INFO: Epoch 1/100 - Loss: 0.8543 - Accuracy: 0.7234 - Val_Loss: 0.7892
[2024-12-15 13:48:15] INFO: Epoch 10/100 - Loss: 0.4521 - Accuracy: 0.8456 - Val_Loss: 0.4231
[2024-12-15 13:52:42] INFO: Epoch 25/100 - Loss: 0.2876 - Accuracy: 0.8923 - Val_Loss: 0.2654
[2024-12-15 14:01:18] INFO: Epoch 50/100 - Loss: 0.1823 - Accuracy: 0.9234 - Val_Loss: 0.1675
[2024-12-15 14:15:35] WARNING: Early stopping triggered - No improvement in validation loss
[2024-12-15 14:15:36] INFO: Epoch 67/100 - Loss: 0.1247 - Accuracy: 0.9421 - Val_Loss: 0.1198
[2024-12-15 14:15:40] INFO: Guardando checkpoint del modelo...
[2024-12-15 14:30:25] INFO: Entrenamiento en progreso... ETA: 15 minutos
[2024-12-15 14:30:47] INFO: Procesando epoch 67/100...