Last Updated：2025/11/20

(statistics) Of a random process X(t), having characteristics that do not change as t varies.

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strict-sense stationary

Source Word

strict-sense stationary

not-comparable

(statistics) Of a random process X(t), having characteristics that do not change as t varies.

Japanese Meaning

(統計学) 時間の変化にかかわらず、ランダム過程X(t)の統計的性質（分布や自己共分散など）が一定である状態を指す。 / すなわち、時刻が変わっても確率的な特性が変わらない定常性を持つことを表す。

A strict-sense stationary process has statistical properties that do not change over time, which simplifies long-term forecasting.

厳密定常過程は時間によって統計的性質が変化せず、長期予測が容易になります。

Sense（1）

(statistics) Of a random process X(t), having characteristics that do not change as t varies.