1. 数据处理# 数据预处理# 1. 读取数据：data_macro = pd.read_csv("macro.csv", parse_dates=['timestamp'], usecols=['timestamp'] + macro_cols)# 2. 显示为object的属性：data_train.dtypes[data_train.dtypes=='object']# 3. 改变数据类型data_train['material'] = data_train['mate
机器学习之学习笔记
2024-01-10
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