tree
version=v4
num_class=1
num_tree_per_iteration=1
label_index=0
max_feature_idx=1
objective=regression
feature_names=Column_0 Column_1
feature_infos=[0:5] [0:2]
tree_sizes=502 499 503 518 507 524 524 511 508 467 334 335

Tree=0
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=1944 216 216
threshold=2.5000000000000004 3.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=17.050000000000001 18.550000000000001 19.449999999999999 17.949999999999999
leaf_weight=8.0000000000000018 3.9999999999999991 7.9999999999999991 3.9999999999999991
leaf_count=8 4 8 4
internal_value=18.25 19.15 17.35
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=1


Tree=1
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=1574.64 194.94 194.94
threshold=2.5000000000000004 4.5000000000000009 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-1.3799999952316273 0.52500000819563875 1.3799999952316282 -0.52500000819563863
leaf_weight=4.0000000000000027 7.9999999999999982 4 7.9999999999999991
leaf_count=4 8 4 8
internal_value=0 0.81 -0.81
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=2
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=1275.46 157.901 157.901
threshold=2.5000000000000004 4.5000000000000009 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-1.2420000076293936 0.47249999390915048 1.2420000076293942 -0.47249999390915037
leaf_weight=4.0000000000000027 7.9999999999999982 4 7.9999999999999991
leaf_count=4 8 4 8
internal_value=0 0.729 -0.729
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=3
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=1033.12 141.63 141.63
threshold=2.5000000000000004 3.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-0.89902501106262178 0.17025000452995301 0.89902501106262211 -0.17025000452995301
leaf_weight=8.0000000000000018 3.9999999999999991 7.9999999999999991 3.9999999999999991
leaf_count=8 4 8 4
internal_value=0 0.6561 -0.6561
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=4
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=836.828 114.795 114.795
threshold=2.5000000000000004 4.5000000000000009 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-1.0278974533081047 0.37178624123334891 1.0278974533081053 -0.37178624123334886
leaf_weight=4.0000000000000027 7.9999999999999982 4 7.9999999999999991
leaf_count=4 8 4 8
internal_value=0 0.59049 -0.59049
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=5
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=677.831 103.532 103.532
threshold=2.5000000000000004 3.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-0.73913831710815403 0.11604637950658798 0.73913831710815436 -0.11604637950658798
leaf_weight=8.0000000000000018 3.9999999999999991 7.9999999999999991 3.9999999999999991
leaf_count=8 4 8 4
internal_value=0 0.531441 -0.531441
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=6
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=549.043 83.8606 83.8606
threshold=2.5000000000000004 3.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-0.66522447764873482 0.10444173812866211 0.66522447764873505 -0.10444173812866211
leaf_weight=8.0000000000000018 3.9999999999999991 7.9999999999999991 3.9999999999999991
leaf_count=8 4 8 4
internal_value=0 0.478297 -0.478297
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=7
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=444.725 75.2764 75.2764
threshold=2.5000000000000004 4.5000000000000009 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-0.78467149734496999 0.25336508173495537 0.78467149734497055 -0.25336508173495531
leaf_weight=4.0000000000000027 7.9999999999999982 4 7.9999999999999991
leaf_count=4 8 4 8
internal_value=0 0.430467 -0.430467
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=8
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=360.227 60.9739 60.9739
threshold=2.5000000000000004 4.5000000000000009 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-0.70620431900024361 0.22802857421338563 0.70620431900024405 -0.2280285742133856
leaf_weight=4.0000000000000027 7.9999999999999982 4 7.9999999999999991
leaf_count=4 8 4 8
internal_value=0 0.38742 -0.38742
internal_weight=24 12 12
internal_count=24 12 12
is_linear=0
shrinkage=0.1


Tree=9
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=300.106 100.035 14.6872
threshold=3.5000000000000004 1.5000000000000002 4.5000000000000009
decision_type=2 2 2
left_child=1 -1 -2
right_child=2 -3 -4
leaf_value=-0.500088550150394 0.36459322273731226 0 0.63558387756347645
leaf_weight=8.0000000000000053 4 7.9999999999999991 4
leaf_count=8 4 8 4
internal_value=0 -0.250044 0.500089
internal_weight=24 16 8
internal_count=24 16 8
is_linear=0
shrinkage=0.1


Tree=10
num_leaves=2
num_cat=0
split_feature=1
split_gain=15.384
threshold=1.0000000180025095e-35
decision_type=2
left_child=-1
right_child=-2
leaf_value=-0.81057500839233121 -0.40991414733555009
leaf_weight=1.0000000000000024 23
leaf_count=1 4
internal_value=-0.426608
internal_weight=24
internal_count=5
is_linear=0
shrinkage=0.1


Tree=11
num_leaves=2
num_cat=0
split_feature=0
split_gain=15.4875
threshold=1.0000000180025095e-35
decision_type=2
left_child=-1
right_child=-2
leaf_value=-0.67455058097839249 -0.38390114307403567
leaf_weight=2.0000000000000027 22
leaf_count=2 3
internal_value=-0.408122
internal_weight=24
internal_count=5
is_linear=0
shrinkage=0.1


end of trees

feature_importances:
Column_0=31
Column_1=1

parameters:
[boosting: gbdt]
[objective: regression]
[metric: l2]
[tree_learner: serial]
[device_type: cpu]
[data_sample_strategy: goss]
[data: ]
[valid: ]
[num_iterations: 12]
[learning_rate: 0.1]
[num_leaves: 4]
[num_threads: 1]
[seed: 1610969088]
[deterministic: 1]
[force_col_wise: 0]
[force_row_wise: 1]
[histogram_pool_size: -1]
[max_depth: -1]
[min_data_in_leaf: 1]
[min_sum_hessian_in_leaf: 0.001]
[bagging_fraction: 1]
[pos_bagging_fraction: 1]
[neg_bagging_fraction: 1]
[bagging_freq: 0]
[bagging_seed: 3]
[bagging_by_query: 0]
[feature_fraction: 1]
[feature_fraction_bynode: 1]
[feature_fraction_seed: 11837]
[extra_trees: 0]
[extra_seed: 9745]
[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: 8611]
[top_rate: 0.2]
[other_rate: 0.05]
[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: 1]
[bin_construct_sample_cnt: 1000000]
[data_random_seed: 8662]
[is_enable_sparse: 1]
[enable_bundle: 1]
[use_missing: 1]
[zero_as_missing: 0]
[feature_pre_filter: 0]
[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: 557]
[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
