{ "model_family": "sparse nonlinear additive model with sparse pairwise interactions", "sparsity_fraction": 0.10000000149011612, "interaction_density": 0.001010101055726409, "selected_lambda_cv": 0.6000000238418579, "lambda_hat": 2.0, "iterations": 140, "prediction_rmse": 0.5827050805091858, "active_feature_count_hidden": 10, "active_pair_count_hidden": 5, "active_group_ids_hidden": [ 1, 3, 7, 8, 9, 11, 17 ], "active_pairs_hidden": [ [ 35, 89 ], [ 37, 41 ], [ 37, 58 ], [ 41, 58 ], [ 49, 58 ] ] }