# 【2.1.3】--标准化欧氏距离（Standardized Euclidean Distance）

$$X' = \frac{X-m}{s}$$

$$d = \sqrt{ \sum \limits_{k=1}^{n} ( \frac{x_{1k} - x_{2k}}{s_{k}} )^{2} }$$

Chikodili N B , MD Abdulmalik, Abisoye O A , et al. Outlier Detection in Multivariate Time Series Data Using a Fusion of K-Medoid, Standardized Euclidean Distance and Z-Score[M]. 2021.