2.3 Data transformation

2.3 Data transformation

Li Mu

Station B: https://space.bilibili.com/1567748478/channel/collectiondetail?sid=28144
Course homepage: https://c.d2l.ai/stanford-cs329p/

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Data transformation: both before and after feature extraction

1. Standardization

  1. Min-max normalization (Rescaling):

x ′ = x − m i n (

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Origin blog.csdn.net/ch_ccc/article/details/129908396