...systems,
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 [18].

...scrutability.
scru-ta-ble adj [LL scrutabilis searchable, fr. L scrutari to search, investigate, examine - more at SCRUTINY] (1600) :capable of being deciphered: COMPREHENSIBLE (Webster).

...user.
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.

...highlighted,
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 information.

csinger@cs.ubc.ca
Fri Dec 9 18:08:14 PST 1994