13.2 Knowledge Representation
The knowledge we need to represent an object or event varies based on the situation. Depending on the problem we are trying to solve, we need specific information. For example, if we are trying to analyze family relationships, it’s important to know that Fred is Cathy’s father, but not that Fred is a plumber or that Cathy owns a pickup truck. Furthermore, not only do we need particular information, but we also need it in a form that allows us to search and process that information efficiently.
There are many ways to represent knowledge. For example, we could describe it in natural language. That is, we could write an English paragraph describing, for instance, a student and the ways in which the student relates ...
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