{ "fold_results": [ { "fold_idx": 0, "n_samples": 2037, "mse": 0.7226313117346976, "rmse": 0.8500772386875781, "mae": 0.6242580430768412, "r2": 0.16916722542340512, "correlation": 0.4730393645703907 }, { "fold_idx": 1, "n_samples": 1658, "mse": 0.9158973512242636, "rmse": 0.9570252615392467, "mae": 0.7200029971805739, "r2": 0.21368546363481555, "correlation": 0.4973138359369983 }, { "fold_idx": 2, "n_samples": 1615, "mse": 0.7387503133202947, "rmse": 0.8595058541512645, "mae": 0.6402343517433183, "r2": 0.24978407645589784, "correlation": 0.5249250503279256 }, { "fold_idx": 3, "n_samples": 1754, "mse": 0.9009732149716101, "rmse": 0.949196088788618, "mae": 0.70815324582605, "r2": 0.134571475403793, "correlation": 0.4336201644807484 }, { "fold_idx": 4, "n_samples": 1520, "mse": 0.7580491877309711, "rmse": 0.870660202220689, "mae": 0.653891459692654, "r2": 0.1974701527113163, "correlation": 0.488930703580102 } ], "summary_stats": { "rmse_mean": 0.8972929290774792, "rmse_std": 0.046105045536526425, "r2_mean": 0.19293567872584555, "r2_std": 0.03912588645481614 }, "overall": { "n_samples": 8584, "mse": 0.8057061196128802, "rmse": 0.8976113410674356, "mae": 0.6681468887523418, "r2": 0.19429387403723375, "correlation": 0.4821095149481418 } }