python pivot=0.75
时间: 2023-10-05 14:07:44 浏览: 69
在引用中的代码中,`pivot`是一个参数,它用于将数据集分割成训练集和测试集。这里的`pivot=0.75`表示采用随机数来分割数据集,其中75%的数据将被分配给训练集,剩下的25%将被分配给测试集。换句话说,这个值决定了训练集和测试集的比例。当随机数小于0.75时,数据将被分配给训练集,否则将被分配给测试集。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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