質問編集履歴
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コードとエラーコードを追加
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@@ -5,20 +5,44 @@
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有識者の方々、ご助力お願いいたします。
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### **__発生している問題・エラーメッセージ__**
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---------------------------------------------------------------------------
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TypeError Traceback (most recent call last)
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<ipython-input-126-ccfa323308ad> in <module>
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18 num_round = 10
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**---> 19 bst = xgb.train(param_grid, dtrain, num_round)**
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~\Anaconda3\lib\site-packages\xgboost\training.py in train(params, dtrain, num_boost_round, evals, obj, feval, maximize, early_stopping_rounds, evals_result, verbose_eval, xgb_model, callbacks, learning_rates)
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214 evals=evals,
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215 obj=obj, feval=feval,
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**--> 216 xgb_model=xgb_model, callbacks=callbacks)**
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~\Anaconda3\lib\site-packages\xgboost\training.py in _train_internal(params, dtrain, num_boost_round, evals, obj, feval, xgb_model, callbacks)
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46 nboost //= num_parallel_tree
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47 if 'num_class' in _params:
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---> 48 nboost //= _params['num_class']
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**---> 48 nboost //= _params['num_class']**
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50 # Distributed code: Load the checkpoint from rabit.
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**TypeError: unsupported operand type(s) for //=: 'int' and 'list'**
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### **該当のソースコード**
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dtrain = xgb.DMatrix(x_train, label=y_train)
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dtest = xgb.DMatrix(x_test, label=y_test)
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param_grid = {
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'max_depth': [0,1,3],
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'max_depth': [0,1,3],
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'gamma':[0,0.2,0.03],
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'booster':['gbtree'],
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'objective':['multi:softmax'],
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'objective':['multi:softmax'],
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'num_class':[50],
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}
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}
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num_round = 10
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bst = xgb.train(param_grid, dtrain, num_round)
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xgb.plot_importance(bst)
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表題の変更
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@@ -1,1 +1,1 @@
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XGBoost
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XGBoost gridサーチのエラー回避
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