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Chapter Twelve
Training Agents to Recognize Text by Example
~ o ~ Rule Definitions from Multiple Examples
The concept of a Host is more complex than that of a Person, because we
can have hosts that are simply names, such as the machine named "media",
or we can have hosts that consist of a path of domains, separated by peri-
ods, such as "media.mit.edu". Thus, the definition for Host requires two ex-
amples: one of each important case.
We describe "media" as being an example of a Host being a single word,
in the same way we did for "lieber" as a Person. Note in Figure 12.8 that
when we choose the word "media," ...