Decision trees provide an alternative representation of sequential if-then rule sets.
决策树提供了序列if - then规则集的另一种表示形式。
In Figure 1, an if-then rule assigns a shipping and handling charge of 5 for packages that weigh between one and five pounds and have volume less than nine cubic feet.
You can create a rule template for either an if-then rule or an action rule.
您可以为if-then规则或操作规则创建规则模板。
As the name implies, each if-then rule consists of a Boolean expression that determines whether to execute one or multiple actions specified in the then clauses.