V2EX spatial heterogeneity

Spatial Heterogeneity

定义 Definition

空间异质性:指某一属性(如物种分布、土壤养分、温度、人口密度等)在空间上不均匀、呈现差异或斑块状变化的特征。常用于生态学、地理学、环境科学与空间统计等领域。

发音 Pronunciation (IPA)

/spel htrdniti/

例句 Examples

Spatial heterogeneity makes some areas richer in resources than others.
空间异质性会使某些区域的资源比其他区域更丰富。

Because of spatial heterogeneity in rainfall and soil, crop yields vary widely across the region, requiring site-specific management.
由于降雨与土壤存在空间异质性,该地区的作物产量在不同地点差异很大,因此需要因地制宜的管理。

词源 Etymology

spatial 来自拉丁语 spatium(“空间、距离”),表示“与空间相关的”。heterogeneity 源自希腊语 *hetero-*(“不同的”)+ *-gen-*(“种类、产生”)+ -ity(名词后缀),合起来表示“多样、不一致的状态”。组合成短语后,即“空间上的不一致/不均匀”。

相关词 Related Words

文学/著作中的用例 Literary / Notable Works

  • Landscape Ecology(Richard T. T. Forman)讨论景观格局与过程时频繁涉及“空间异质性/斑块性”。
  • Spatial Ecology: The Role of Space in Population Dynamics and Interspecific Interactions(Tilman & Kareiva 编)以空间异质性解释种群与群落的空间过程。
  • Geostatistics for Natural Resources Evaluation(Pierre Goovaerts)在空间建模与插值背景下使用空间异质性概念。
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