# 需要导入模块: from tpot import TPOT [as 别名]# 或者: from tpot.TPOT import_standard_scaler[as 别名]deftest_standard_scaler():"""Ensure that the TPOT standard scaler outputs the input dataframe when no. of training features is 0"""tpot_obj = TPOT()assertnp.array_equal(tpot_obj...
前端中,我们可以使用Jest, Vitest,非常方便,但是python中是否有类似的最好用的单元测试框架呢? 3 回答4.8k 阅读 如何使用Python+Selenium爬取Goodreads上万条书评而不崩溃? 通过python+selenium去爬取goodreads上一本书的评论,由于goodreads的评论是一页加载所有内容,不断点load more,就不断在该页面增加内容,在加载到...
df_scaled = scaler.transform(X) # In your prediction step clf.predict(scaler.transform(query_df)) I've verified that the SimpleScaler transform actually works fine (see:https://gallery.cortanaanalytics.com/Experiment/b3873a36433e46b7b6ff6228bf9ee302). Could you please try the steps above to...
代码语言:python 代码运行次数:0 复制 Cloud Studio代码运行 my_odd_scaler=preprocessing.MinMaxScaler(feature_range=(-3.14,3.14)) Furthermore, another option is normalization. This will scale each sample to have a length of 1. This is different from the other types of scaling done previously, where...
fromsklearn.pipelineimportPipelinefromsklearn.treeimportDecisionTreeClassifierfromsklearn.preprocessingimportStandardScalerpipeline_obj=Pipeline([ ("scaler",StandardScaler()), ("model",DecisionTreeClassifier()) ]) CallPipeline.fit(X,y)method to train the model. ...
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或者,您可以删除异常值并使用上述 2 个缩放器中的任何一个(选择取决于数据是否呈正态分布) 补充说明:如果在train_test_split之前使用scaler,会发生数据泄露。在 train_test_split 之后使用缩放器 原文由 perpetualstudent 发布,翻译遵循 CC BY-SA 4.0 许可协议 有用 回复 ...