
generalization
词源
源自拉丁语 'generalis'(普遍的)和法语 '-isation'(表示过程的后缀),17世纪进入英语。
noun
❶ 将具体事例归纳为普遍结论的过程或结果,指从个别现象中总结出适用于更广泛情况的规律或原则。
“The study's conclusions were based on a generalization from limited data.”
(该研究的结论是基于有限数据得出的概括性结果。)
“Stereotypes often arise from overgeneralization about a group of people.”
(刻板印象通常源于对某一群体的过度概括。)
❶ 在数学或逻辑学中,将特定命题扩展为更普遍适用的定理或原则的过程。
“The mathematician worked on the generalization of this theorem to higher dimensions.”
(这位数学家致力于将该定理推广到更高维度。)
“This formula allows for generalization to any number of variables.”
(这个公式可以推广到任意数量的变量。)
常见短语
hasty generalization — 指在没有充分证据的情况下匆忙做出普遍性结论的逻辑谬误,常导致错误判断。
“Claiming all politicians are corrupt based on one case is a hasty generalization.”
(仅凭一个案例就断言所有政客都腐败是草率的概括。)
generalization error — 在机器学习中,指模型在未见数据上的预测误差,反映其泛化能力。
“Reducing generalization error is a key goal in machine learning.”
(降低泛化误差是机器学习的关键目标。)