Probabilistic Reasoning System In Artificial Intelligence.

Reasoning with Uncertainty

Definition : -


So far as the laws of mathematics are concerns they are not certain. And so far they are certain they do not refer to reality.
Albert Einstein.

Introduction: -

We must draw useful conclusions from poorly formed and uncertain evidence using unsound inference rule.
Drawing useful conclusion from incomplete and imprecise data with un sound reasoning is not an impossible task, we do it very successfully in almost every aspect of our life. We deliver correct diagnoses and recommend treatment from ambiguous symptoms, we analyze problems with our cars or stereos, we comprehend language statements that are often ambiguous or incomplete, we recognize friends from their voices or their gestures and so on.


What is reasoning?
When we require any knowledge system to do something it has not been explicitly told how to do it must reason.
The system must figure out what it needs to know from what it already knows.
For ...