V2EX minimax

Minimax

定义 Definition

minimax(名词/形容词)指一种在对抗或不确定情境中的决策原则/方法:通过让“最坏情况的损失”尽可能小来做选择。常见于零和博弈博弈树搜索人工智能(如棋类程序)。也可泛指“极小化最大值”的数学/算法思想。

发音 Pronunciation

/mnmks/

词源 Etymology

来自 mini-(源于拉丁语 minimus “最小”)与 max(maximum “最大”)的组合,字面意思是“使最大值最小”。该术语在20世纪的博弈论与后来的计算机棋类/AI搜索中广泛流行。

例句 Examples

We used minimax to decide the next move.
我们用极小化极大(minimax)方法来决定下一步走法。

In a zero-sum game, the minimax strategy chooses the move that minimizes the maximum loss against an optimal opponent.
在零和博弈中,极小化极大策略会选择一种行动,使得在对手最优应对时,你可能遭受的最大损失最小。

相关词 Related Words

文学与作品 Literary Works

  • Theory of Games and Economic Behavior(John von Neumann & Oskar Morgenstern):经典博弈论著作,系统讨论零和对抗与相关思想背景(与“minimax”核心理念高度相关)。
  • Artificial Intelligence: A Modern Approach(Stuart Russell & Peter Norvig):在博弈与对抗搜索章节中讲解 minimax 与相关算法(如剪枝)。
  • Introduction to Algorithms(Cormen, Leiserson, Rivest, Stein):在算法与博弈树/搜索相关内容中提及 minimax 思想及其应用场景。
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