名词
中文翻译：次模态可分性
同义词：
['sub-optimality', 'sub-additivity']
例句：
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1.The model's performance is submodularity in the sense that it can be improved without hurting other parts of the system.
这个模型的性能是次模态可分性，也就是说它可以在不损害系统其他部分的情况下得到改进。
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2. In economics, submodularity is a concept used to describe how an economy behaves when one individual's actions affect the well-being of many others.
在经济学中，次模态可分性是一个概念，用于描述当一个人的行动影响许多人的福祉时，经济是如何表现的。
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3. The algorithm's efficiency is measured by its submodularity, which measures how much it can reduce thenumber of steps required to solve a problem.
该算法的效率是通过其次模态可分性来衡量的，它衡量了减少解决问题所需步骤的数量的能力。