tree
version=v4
num_class=1
num_tree_per_iteration=1
label_index=0
max_feature_idx=1
objective=fair
feature_names=Column_0 Column_1
feature_infos=[0:5] [0:2]
tree_sizes=528 541 556 557 560 559 552 562 566 556

Tree=0
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=186.91 38.5065 125.4
threshold=3.5000000000000004 2.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=1 2 -1
right_child=-2 -3 -4
leaf_value=6.066942932879174 15.933057067120826 11.32307692783824 10.67692307216176
leaf_weight=0.070531619712710381 0.070531619712710381 0.3611111119389534 0.3611111119389534
leaf_count=4 4 2 2
internal_value=11 10.5611 9.92364
internal_weight=0.863285 0.792754 0.431643
internal_count=12 8 6
is_linear=0
shrinkage=1


Tree=1
num_leaves=4
num_cat=0
split_feature=0 1 1
split_gain=11.742 1.64661 4.26285
threshold=2.5000000000000004 1.5000000000000002 1.0000000180025095e-35
decision_type=2 2 2
left_child=-1 2 -2
right_child=1 -3 -4
leaf_value=-0.18545028265130725 0.15599409925690311 0.094330057595778616 0.69024525942933534
leaf_weight=1.707088425755501 0.58967833220958688 0.91740121319890022 0.20000888034701347
leaf_count=6 2 2 2
internal_value=0 0.18545 0.291307
internal_weight=3.41418 1.70709 0.789687
internal_count=12 6 4
is_linear=0
shrinkage=0.1


Tree=2
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=22.4239 4.21008 1.5494
threshold=1.0000000180025095e-35 2.5000000000000004 1.0000000180025095e-35
decision_type=2 2 2
left_child=2 -2 -1
right_child=1 -3 -4
leaf_value=-1.89474780845026 -0.076262912929558155 0.13719338242569948 -1.118449275025551
leaf_weight=0.04196572303772006 1.6924458593130114 2.0350456796586514 0.066374681890010834
leaf_count=1 4 6 1
internal_value=-0.000945617 0.0402748 -1.41915
internal_weight=3.83583 3.72749 0.10834
internal_count=12 10 2
is_linear=0
shrinkage=0.1


Tree=3
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=7.48376 3.46087 1.02976
threshold=1.0000000180025095e-35 2.5000000000000004 1.0000000180025095e-35
decision_type=2 2 2
left_child=-1 2 -2
right_child=1 -3 -4
leaf_value=-0.5361356142078274 0.023270570125373227 0.12531014879022837 -0.13557938097124203
leaf_weight=0.243085436522961 0.70053720474243186 2.007845014333725 0.97758390009403229
leaf_count=2 1 6 3
internal_value=0.00128231 0.0367244 -0.0692669
internal_weight=3.92905 3.68597 1.67812
internal_count=12 10 4
is_linear=0
shrinkage=0.1


Tree=4
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=4.54838 2.01487 0.663606
threshold=2.5000000000000004 1.0000000180025095e-35 1.0000000180025095e-35
decision_type=2 2 2
left_child=1 -1 -3
right_child=-2 2 -4
leaf_value=-0.31042892963224539 0.10841770714431297 0.020091182756117241 -0.10164231144965595
leaf_weight=0.3681631833314899 2.0850616693496704 0.72864443063735951 1.1618478596210478
leaf_count=2 6 1 3
internal_value=0.00191438 -0.0964034 -0.0547231
internal_weight=4.34372 2.25866 1.89049
internal_count=12 6 4
is_linear=0
shrinkage=0.1


Tree=5
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=3.28867 1.04264 0.625393
threshold=2.5000000000000004 1.0000000180025095e-35 1.0000000180025095e-35
decision_type=2 2 2
left_child=1 -1 -2
right_child=2 -3 -4
leaf_value=-0.20607097190788784 0.040848359416156395 -0.044096456135936137 0.14692637101012559
leaf_weight=0.49058796465396914 1.177774637937546 2.0924707055091858 1.0523914918303487
leaf_count=2 2 4 4
internal_value=0.00194625 -0.0748595 0.0909054
internal_weight=4.81322 2.58306 2.23017
internal_count=12 6 6
is_linear=0
shrinkage=0.1


Tree=6
num_leaves=4
num_cat=0
split_feature=0 0 0
split_gain=2.52689 0.605867 9.86074
threshold=2.5000000000000004 3.5000000000000004 4.5000000000000009
decision_type=2 2 2
left_child=-1 -2 -3
right_child=1 2 -4
leaf_value=-0.06313986734452709 0.032718214222762464 -0.0023017199584861739 0.82534079525293191
leaf_weight=2.7368209362030029 1.2763607203960421 0.86373546719551064 0.17274443432688713
leaf_count=6 2 2 2
internal_value=0.00188977 0.0788404 0.135637
internal_weight=5.04966 2.31284 1.03648
internal_count=12 6 4
is_linear=0
shrinkage=0.1


Tree=7
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=5.06365 0.870591 0.528339
threshold=4.5000000000000009 1.0000000180025095e-35 1.0000000180025095e-35
decision_type=2 2 2
left_child=1 -1 -3
right_child=-2 2 -4
leaf_value=-0.1312216116083072 0.38795920552358931 0.031504327504184186 -0.038193104941493049
leaf_weight=0.65420013666152943 0.31774307787418354 1.9378239810466764 2.4789789319038391
leaf_count=2 2 3 5
internal_value=0.000704449 -0.0235605 -0.00761412
internal_weight=5.38875 5.071 4.4168
internal_count=12 10 8
is_linear=0
shrinkage=0.1


Tree=8
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=2.74078 0.573635 0.407801
threshold=4.5000000000000009 1.0000000180025095e-35 1.0000000180025095e-35
decision_type=2 2 2
left_child=1 -1 -3
right_child=-2 2 -4
leaf_value=-0.10001533183295751 0.23333954813250163 0.026818476931951288 -0.033011010815862489
leaf_weight=0.76547628641128529 0.46447249501943577 2.0426917970180511 2.5758422911167145
leaf_count=2 2 3 5
internal_value=0.000268644 -0.0198381 -0.00654954
internal_weight=5.84848 5.38401 4.61853
internal_count=12 10 8
is_linear=0
shrinkage=0.1


Tree=9
num_leaves=4
num_cat=0
split_feature=0 0 1
split_gain=1.66527 0.393373 0.405098
threshold=4.5000000000000009 2.5000000000000004 1.5000000000000002
decision_type=2 2 2
left_child=1 -1 -3
right_child=-2 2 -4
leaf_value=-0.038922964260582914 0.15679174947544777 0.03508948676737287 -0.069425708038612977
leaf_weight=3.3318159282207489 0.61193101108074177 1.8850100338459017 0.46168351173400868
leaf_count=6 2 3 1
internal_value=5.61028e-05 -0.0168341 0.0145274
internal_weight=6.29044 5.67851 2.34669
internal_count=12 10 4
is_linear=0
shrinkage=0.1


end of trees

feature_importances:
Column_0=21
Column_1=9

parameters:
[boosting: gbdt]
[objective: fair]
[metric: fair,l2]
[tree_learner: serial]
[device_type: cpu]
[data_sample_strategy: bagging]
[data: ]
[valid: ]
[num_iterations: 10]
[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: 29656]
[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: 0.1]
[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: 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
