[{"model_id": "P2413_20260403_153500", "station_id": "P2413", "mae": 19.92, "rmse": 44.79, "r2": -0.25, "mape": 100.0, "train_type": "fine_tune", "size_mb": 1.01, "epoch": 0}, {"model_id": "P2413_20260330_104244", "station_id": "P2413", "mae": 34.77, "rmse": 65.87, "r2": -0.39, "mape": 99.98, "train_type": "fine_tune", "size_mb": 1.01, "epoch": 0}, {"model_id": "P2413_20260329_161543", "station_id": "P2413", "mae": 6.72, "rmse": 17.99, "r2": 0.89, "mape": 46.04, "train_type": "fine_tune", "size_mb": 1.39, "epoch": 9}, {"model_id": "P2413_20260329_133504", "station_id": "P2413", "mae": 34.77, "rmse": 65.88, "r2": -0.39, "mape": 99.98, "train_type": "fine_tune", "size_mb": 1.01, "epoch": 0}, {"model_id": "P2413_20260329_122455", "station_id": "P2413", "mae": 12.57, "rmse": 28.59, "r2": 0.74, "mape": 87.76, "train_type": "base_train", "size_mb": 1.01, "epoch": 30}, {"model_id": "P2211K_20260327_231301", "station_id": "P2211K", "mae": 33.9, "rmse": 77.24, "r2": 0.92, "mape": 44.58, "train_type": "fine_tune", "size_mb": 1.39, "epoch": 0}, {"model_id": "best_model", "station_id": "multi-station", "mae": null, "rmse": null, "r2": null, "mape": null, "train_type": "base", "size_mb": 4.19, "epoch": 58}, {"model_id": "P1154_20260324_145334", "station_id": "P1154", "mae": 268.16, "rmse": 488.42, "r2": -0.43, "mape": 100.0, "train_type": "base_train", "size_mb": 3.89, "epoch": 0}, {"model_id": "P1154_20260324_150145", "station_id": "P1154", "mae": 268.16, "rmse": 488.42, "r2": -0.43, "mape": 100.0, "train_type": "fine_tune", "size_mb": 1.01, "epoch": 0}, {"model_id": "P2113N_20260324_150417", "station_id": "P2113N", "mae": 305.52, "rmse": 563.94, "r2": -0.42, "mape": 100.0, "train_type": "base_train", "size_mb": 3.89, "epoch": 0}]