What is the difference between conditional probability and a stochastic kernel?












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I have visited various sites which claim a difference between stochastic kernels and conditional probability. However, I have read a paper which treats them the same, and the Wikipedia page on transition matrices actually lists a matrix full of conditional probabilities. The page linking to it claims that a Markov-kernel (stochastic-kernel, or probability-kernel) is simply an element of this transition matrix.




This is a contradiction in literature, and I would like some clarity on
the issue. What is the difference between a stochastic kernel and a
conditional probability statement?




It's possible they differ in generality alone, where the stochastic kernel is a specific case of conditional probability, but I haven't found any references on this.










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  • 1




    $begingroup$
    The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
    $endgroup$
    – Lee David Chung Lin
    Jan 24 at 0:38
















1












$begingroup$


I have visited various sites which claim a difference between stochastic kernels and conditional probability. However, I have read a paper which treats them the same, and the Wikipedia page on transition matrices actually lists a matrix full of conditional probabilities. The page linking to it claims that a Markov-kernel (stochastic-kernel, or probability-kernel) is simply an element of this transition matrix.




This is a contradiction in literature, and I would like some clarity on
the issue. What is the difference between a stochastic kernel and a
conditional probability statement?




It's possible they differ in generality alone, where the stochastic kernel is a specific case of conditional probability, but I haven't found any references on this.










share|cite|improve this question









$endgroup$








  • 1




    $begingroup$
    The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
    $endgroup$
    – Lee David Chung Lin
    Jan 24 at 0:38














1












1








1





$begingroup$


I have visited various sites which claim a difference between stochastic kernels and conditional probability. However, I have read a paper which treats them the same, and the Wikipedia page on transition matrices actually lists a matrix full of conditional probabilities. The page linking to it claims that a Markov-kernel (stochastic-kernel, or probability-kernel) is simply an element of this transition matrix.




This is a contradiction in literature, and I would like some clarity on
the issue. What is the difference between a stochastic kernel and a
conditional probability statement?




It's possible they differ in generality alone, where the stochastic kernel is a specific case of conditional probability, but I haven't found any references on this.










share|cite|improve this question









$endgroup$




I have visited various sites which claim a difference between stochastic kernels and conditional probability. However, I have read a paper which treats them the same, and the Wikipedia page on transition matrices actually lists a matrix full of conditional probabilities. The page linking to it claims that a Markov-kernel (stochastic-kernel, or probability-kernel) is simply an element of this transition matrix.




This is a contradiction in literature, and I would like some clarity on
the issue. What is the difference between a stochastic kernel and a
conditional probability statement?




It's possible they differ in generality alone, where the stochastic kernel is a specific case of conditional probability, but I haven't found any references on this.







probability-theory reference-request stochastic-processes






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share|cite|improve this question











share|cite|improve this question




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asked Jan 24 at 0:00









user400188user400188

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  • 1




    $begingroup$
    The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
    $endgroup$
    – Lee David Chung Lin
    Jan 24 at 0:38














  • 1




    $begingroup$
    The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
    $endgroup$
    – Lee David Chung Lin
    Jan 24 at 0:38








1




1




$begingroup$
The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
$endgroup$
– Lee David Chung Lin
Jan 24 at 0:38




$begingroup$
The term "conditional probability" is general and context free, while "stochastic kernels" is used only when discussing stochastic processes. A stochastic kernel is a specific type of conditional probability (density) statement, while a conditional probability can be a statement that has nothing to do with stochastic processes.
$endgroup$
– Lee David Chung Lin
Jan 24 at 0:38










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