difference stationary造句

例句与造句

1. In contrast, a unit root ( difference stationary ) process evolves according to
2. Due to this characteristic, unit root processes are also called "'difference stationary . "'
3. Time series variables in economics and finance  for example, stock prices, gross domestic product, etc .  generally evolve stochastically and frequently are difference stationary.
4. It's difficult to find difference stationary in a sentence. 用difference stationary造句挺难的