- Explanations are issued in
expert systems to provide users with a sense of why the system
behaves as is does, why it produces the solutions it has, etc.
- The description here of the recognition
process conforms to the discussion of probabilistic Horn abduction
provided by Poole .
[LL scrutabilis searchable, fr. L scrutari to search, investigate,
examine - more at SCRUTINY]
:capable of being deciphered: COMPREHENSIBLE (Webster).
- Only a subset of
this model can be displayed in general; this subset is called the salient model, as discussed in Section 5.1.1. A
special-purpose graphical interface -described in
Section 6- is used for this purpose.
- This is a simplification of the many possible
ways in which information might be presented and emphasized. It
does not, for instance, capture the differences between using
different fonts, using sound to capture the user's attention, and so
on. We think the model can be elaborated to include such