Math symbols,Meaning of vertical bar "|"

・In Japanese

■Meaning of vertical bar "|"

"|" is a vertical bar and has the following meanings (this is not all).

＜About conditional probabilities＞
There are complex examples of conditional probabilities, and other use cases besides conditional probabilities, such as:

(a) Conditional Probabilities for Markov Decision Processes (MDPs) in Reinforcement Learning

　

(b) State estimate of Kalman filter.

　

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