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2.silent [default=0]:设置成1则没有运行信息输出,最好是设置为0. 3.nthread [default to maximum number of threads available if not set]:线程数 Booster Parameters(模型参数) 1.eta [default=0.3]:shrinkage参数,用于更新叶子节点权重时,乘以该系数,避免步长过大。参数值越大,越可能无法收敛。把学习率 ...
1.booster [default=gbtree]:选择基分类器,gbtree: tree-based models/gblinear: linear models 2.silent [default=0]:设置成1则没有运行信息输出,最好是设置为0. 3.nthread [default to maximum number of threads available if not set]:线程数 Booster Parameters(模型参数) 1.eta [default=0.3]:shrinkag...
silent [default=0] 取0时表示打印出运行时信息,取1时表示以缄默方式运行,不打印运行时信息。缺省值为0。 nthread [default to maximum number of threads available if not set] XGBoost运行时的线程数。缺省值是当前系统可以获得的最大线程数 num_pbuffer [set automatically by xgboost, no need to be set...
dev dmlc-core doc gputreeshap include/xgboost collective base.h c_api.h cache.h context.h data.h feature_map.h gbm.h global_config.h host_device_vector.h intrusive_ptr.h json.h json_io.h learner.h linalg.h linear_updater.h
silent [default=0]: Silent mode is activated is set to 1, i.e. no running messages will be printed. It’s generally good to keep it 0 as the messages might help in understanding the model. nthread [default to maximum number of threads available if not set] ...
self.nthread = nthread if nthread is not None else -1 self.silent = silentif isinstance(data, ctypes.c_void_p): # Used for constructing DMatrix slice. self.handle = data returnfrom .data import _is_iter, dispatch_data_backendif _is_iter(data): ...
n_estimators=100, silent=True, objective="binary:logistic", booster='gbtree', n_jobs=1, nthread=None, gamma=0, min_child_weight=1, max_delta_step=0, subsample=1, colsample_bytree=1, colsample_bylevel=1, reg_alpha=0, reg_lambda=1, scale_pos_weight=1, ...
2)silent[默认0] 当这个参数值为1时,静默模式开启,不会输出任何信息。 一般这个参数就保持默认的0,因为这样能帮我们更好地理解模型。 3)nthread[默认值为最大可能的线程数] 这个参数用来进行多线程控制,应当输入系统的核数。 如果你希望使用CPU全部的核,那就不要输入这个参数,算法会自动检测它。
silent [default=0] 0表示输出信息, 1表示安静模式 nthread 跑xgboost的线程数,默认最大线程数 num_pbuffer [无需用户手动设定] size of prediction buffer, normally set to number of training instances. The buffers are used to save the prediction results of last boosting step. ...