Last Updated
：2025/11/25
null recurrent
Adjective
not-comparable
of a state
Japanese Meaning
確率過程、特にマルコフ連鎖などにおいて、ある状態が再訪される確率は1であるにも関わらず、その再訪までにかかる平均時間（期待値）が無限大である状態を示す。 / 別の表現として、状態が「再帰的」とされるが、再度その状態に戻るまでの平均的な待ち時間が無限である特徴を持つことを意味する。
Quizzes for review
(mathematics, stochastic processes, of a state) Recurrent with infinite expected return time.
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null recurrent
In the Markov chain model, the null recurrent state returns with probability one but has an infinite expected return time.
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In the Markov chain model, the null recurrent state returns with probability one but has an infinite expected return time.
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English - English
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