# Exponential smoothing

> 지수평활법 또는 지수이동평균.

지수평활법 또는 지수이동평균.

Simplest form:

$$
s_t = \alpha x_t + (1-\alpha) s_{t-1}
$$

- $\alpha$: smoothing factor, with $0 \le \alpha \le 1$

## See also

- [Textual exponential smoothing](https://wiki.g15e.com/pages/Textual%20exponential%20smoothing.txt)