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Answers for “为什么在机器学习中需要对数据进行归一化或缩放?”

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Min-Max normalization is a method that linearly transforms raw data into the interval [0, 1]. The formula is X′=X−min⁡max⁡−min⁡X' = \frac{X - \min}{\max - \min}, where XX is the original value, and min⁡\min and max⁡\max are the minimum and maximum values of that feature column, respectively.

Conditions: The dataset has clear min and max values.; max is not equal to min