Python字符型变量的相关内容

文章 2023-12-26 来自：开发者社区

Python下数值型与字符型类别变量独热编码（One-hot Encoding）实现

在数据处理与分析领域，数值型与字符型类别变量的编码是不可或缺的预处理操作。本文基于Python下OneHotEncoder与pd.get_dummies两种方法，对机器学习中最优的编码方法——独热编码加以实现。1 OneHotEncoder 首先导入必要的模块。import pandas as pd from sklearn.preprocessing import OneHotEncod....

问答 2022-02-15 来自：开发者社区

python中将字符型的性别变量映射为数值变量的代码是什么？

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更新时间 2024-05-22 16:25:44

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