Contemporary Artificial Intelligence

Chapter 4

Certain Knowledge

R epresen tation

Recall the wumpus introduced in Section 2.3.2. The knowledge deduced by

this wumpus consisted of simple facts about the environment such as whether

there is a breeze in a particular square. Similarly, the knowledge deduced by

the systems discussed in Section 2.3.1 consisted of simple facts such as the type

of a plant or the bag location of a particular item. In these simply applications,

there was little need to concern ourselves with an abstract representation of the

knowledge. However, in more complex domains, this is not case. Knowledge

representation is the discipline that represents knowledge in a manner ...