V2EX allometric scaling

Allometric Scaling

释义 Definition

异速(非等比例)尺度关系 / 异速生长标度:指生物体的某个性状(如代谢率、心率、骨骼强度、器官大小)与体型或体重之间不按相同比例变化的规律,常用幂律表示:
Y = aM^b(Y 为性状,M 为体重,b 为标度指数)。
(在科学语境中也可泛指“跨尺度的幂律比例关系”。)

发音 Pronunciation (IPA)

/lmtrk skel/

例句 Examples

Allometric scaling helps explain why small animals have faster heartbeats.
异速标度关系有助于解释为什么小动物的心跳更快。

The researchers used allometric scaling to predict how metabolic rate changes with body mass across species, controlling for temperature and activity.
研究人员利用异速标度关系来预测不同物种的代谢率如何随体重变化,同时控制温度与活动水平等因素。

词源 Etymology

allometric 源自希腊语:allo-(“不同的、其他的”)+ -metric(“测量的”),合起来强调“以不同的比例来测量/变化”。scaling 指按尺度变化的关系”。因此 allometric scaling 字面意思就是“以非等比例方式随尺度变化”。

相关词 Related Words

文学与名著中的用例 Literary Works

  • West, Brown & Enquist (1997), “A General Model for the Origin of Allometric Scaling Laws in Biology”Science):讨论生物学中异速标度定律的通用模型。
  • **Knut Schmidt-Nielsen (1984), *Scaling: Why Is Animal Size So Important?***:系统介绍动物体型与生理功能之间的标度关系(大量使用 allometric scaling 概念)。
  • Max Kleiber (1961), The Fire of Life: An Introduction to Animal Energetics:与“克莱伯定律”(代谢率与体重的幂律关系)相关,常以异速标度框架讨论。
  • William A. Calder III (1984), Size, Function, and Life History:从生理与生态角度广泛引用异速标度思想。
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