The other common type of learning is designed not to create classifications of inputs, but to make decisions; these are called decisionproblems.
另外一些常见的学习类型不是被设计用于为输入创建分类,而是作出决定;它们统称决策问题。
2
Typically, decisionproblems require making some sorts of assumptions about the state of the world to be at all tractable.
通常来说,决策问题需要根据世界的状态作出一些假设,并使它们易于处理。
3
Decisionproblems may be one-shot, in which case only a single decision is to be made, or repeated, in which case the computer may need to make multiple decisions.