A known property of conditional expectation is extended to the framework of Markov kernels. Its meaning in terms of densities is provided. Some examples located in the field of clinical diagnosis are presented to delimit the main result of the paper.

中文翻译：

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关于马尔可夫核的条件期望的注释

条件期望的已知性质被扩展到马尔可夫核的框架。提供了它在密度方面的含义。提供了一些位于临床诊断领域的例子来界定论文的主要结果。