tree
version=v4
num_class=1
num_tree_per_iteration=1
label_index=0
max_feature_idx=3
objective=regression
feature_names=Column_0 Column_1 Column_2 Column_3
feature_infos=[0.050615838462186868:9.636199770892528] [0.091970516166296479:9.9005385010426323] [0.20584494295802447:9.9050514200067337] [0.16587828927856152:9.7178208272096072]
tree_sizes=464 471 469 470 471

Tree=0
num_leaves=4
num_cat=0
split_feature=3 2 2
split_gain=11838 2634.91 2557.78
threshold=5.1140256478915731 5.5154392093899345 4.4861215559857648
decision_type=2 2 2
left_child=1 -1 -2
right_child=2 -3 -4
leaf_value=-8.1519073563787554 -15.229797495731287 -3.8183318174274081 -10.84992135554552
leaf_weight=28 21 23 28
leaf_count=28 21 23 28
internal_value=-9.39699 -6.19755 -12.727
internal_weight=100 51 49
internal_count=100 51 49
is_linear=0
shrinkage=1


Tree=1
num_leaves=4
num_cat=0
split_feature=3 1 1
split_gain=6025.84 1754.87 1561.66
threshold=5.0207669389619598 4.2732440349240308 4.7284334797125753
decision_type=2 2 2
left_child=1 -1 -2
right_child=2 -3 -4
leaf_value=4.3150431073230244 -0.2399397300822394 0.68401015341281879 -3.5905648319951946
leaf_weight=23 21 25 31
leaf_count=23 21 25 31
internal_value=1.18017e-08 2.42388 -2.23743
internal_weight=100 48 52
internal_count=100 48 52
is_linear=0
shrinkage=0.3


Tree=2
num_leaves=4
num_cat=0
split_feature=3 2 1
split_gain=3788.56 1831.7 933.334
threshold=6.3998837478076451 3.2583904491219253 4.9384730196506714
decision_type=2 2 2
left_child=1 -1 -3
right_child=-2 2 -4
leaf_value=-0.90973968065597788 -2.5727088137584575 3.8888704095567972 1.122612651226961
leaf_weight=22 34 21 23
leaf_count=22 34 21 23
internal_value=-3.06331e-08 1.32533 2.44287
internal_weight=100 66 44
internal_count=100 66 44
is_linear=0
shrinkage=0.3


Tree=3
num_leaves=4
num_cat=0
split_feature=3 2 3
split_gain=2359.49 1754.37 531.805
threshold=2.8654195748572096 6.808986941772198 6.3998837478076451
decision_type=2 2 2
left_child=-1 2 -2
right_child=1 -3 -4
leaf_value=2.2259693151712416 -1.0647710591554642 1.060986491203308 -3.1279094206338578
leaf_weight=30 23 25 22
leaf_count=30 23 25 22
internal_value=1.20699e-09 -0.953987 -2.07342
internal_weight=100 70 45
internal_count=100 70 45
is_linear=0
shrinkage=0.3


Tree=4
num_leaves=4
num_cat=0
split_feature=1 2 0
split_gain=1260.67 678.746 335.369
threshold=4.2732440349240308 4.4861215559857648 5.6306527466623981
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=0.4434522826901891 -2.044969179882453 0.018639196339063347 2.1408398026227951
leaf_weight=22 26 32 20
leaf_count=22 26 32 20
internal_value=1.87755e-08 -0.906427 1.25173
internal_weight=100 58 42
internal_count=100 58 42
is_linear=0
shrinkage=0.3


end of trees

feature_importances:
Column_2=5
Column_3=5
Column_1=4
Column_0=1

parameters:
[boosting: gbdt]
[objective: regression]
[metric: l2]
[tree_learner: serial]
[device_type: cpu]
[data_sample_strategy: bagging]
[data: ]
[valid: ]
[num_iterations: 5]
[learning_rate: 0.3]
[num_leaves: 8]
[num_threads: 1]
[seed: 42]
[deterministic: 1]
[force_col_wise: 0]
[force_row_wise: 0]
[histogram_pool_size: -1]
[max_depth: -1]
[min_data_in_leaf: 20]
[min_sum_hessian_in_leaf: 0.001]
[bagging_fraction: 1]
[pos_bagging_fraction: 1]
[neg_bagging_fraction: 1]
[bagging_freq: 0]
[bagging_seed: 400]
[bagging_by_query: 0]
[feature_fraction: 1]
[feature_fraction_bynode: 1]
[feature_fraction_seed: 30056]
[extra_trees: 0]
[extra_seed: 12879]
[early_stopping_round: 0]
[early_stopping_min_delta: 0]
[first_metric_only: 0]
[max_delta_step: 0]
[lambda_l1: 0]
[lambda_l2: 0]
[linear_lambda: 0]
[min_gain_to_split: 0]
[drop_rate: 0.1]
[max_drop: 50]
[skip_drop: 0.5]
[xgboost_dart_mode: 0]
[uniform_drop: 0]
[drop_seed: 17869]
[top_rate: 0.2]
[other_rate: 0.1]
[min_data_per_group: 100]
[max_cat_threshold: 32]
[cat_l2: 10]
[cat_smooth: 10]
[max_cat_to_onehot: 4]
[top_k: 20]
[monotone_constraints: ]
[monotone_constraints_method: basic]
[monotone_penalty: 0]
[feature_contri: ]
[forcedsplits_filename: ]
[refit_decay_rate: 0.9]
[cegb_tradeoff: 1]
[cegb_penalty_split: 0]
[cegb_penalty_feature_lazy: ]
[cegb_penalty_feature_coupled: ]
[path_smooth: 0]
[interaction_constraints: ]
[verbosity: -1]
[saved_feature_importance_type: 0]
[use_quantized_grad: 0]
[num_grad_quant_bins: 4]
[quant_train_renew_leaf: 0]
[stochastic_rounding: 1]
[linear_tree: 0]
[max_bin: 255]
[max_bin_by_feature: ]
[min_data_in_bin: 3]
[bin_construct_sample_cnt: 200000]
[data_random_seed: 175]
[is_enable_sparse: 1]
[enable_bundle: 1]
[use_missing: 1]
[zero_as_missing: 0]
[feature_pre_filter: 1]
[pre_partition: 0]
[two_round: 0]
[header: 0]
[label_column: ]
[weight_column: ]
[group_column: ]
[ignore_column: ]
[categorical_feature: ]
[forcedbins_filename: ]
[precise_float_parser: 0]
[parser_config_file: ]
[objective_seed: 16083]
[num_class: 1]
[is_unbalance: 0]
[scale_pos_weight: 1]
[sigmoid: 1]
[boost_from_average: 1]
[reg_sqrt: 0]
[alpha: 0.9]
[fair_c: 1]
[poisson_max_delta_step: 0.7]
[tweedie_variance_power: 1.5]
[lambdarank_truncation_level: 30]
[lambdarank_norm: 1]
[label_gain: ]
[lambdarank_position_bias_regularization: 0]
[eval_at: ]
[multi_error_top_k: 1]
[auc_mu_weights: ]
[num_machines: 1]
[local_listen_port: 12400]
[time_out: 120]
[machine_list_filename: ]
[machines: ]
[gpu_platform_id: -1]
[gpu_device_id: -1]
[gpu_use_dp: 0]
[num_gpu: 1]

end of parameters

pandas_categorical:null
