V2EX downscaling

Downscaling

定义 Definition

downscaling:降尺度;把较大尺度(如全球/区域、宏观统计)信息转换为更小尺度(如地方、网格、微观层面)更细致的估计或描述。常见于气候科学/气象(把全球气候模型结果细化到城市或流域)与图像/视频处理(把分辨率变小)。

发音 Pronunciation (IPA)

/danskel/

例句 Examples

Downscaling helps predict local rainfall more accurately.
降尺度处理有助于更准确地预测当地降雨。

The researchers used statistical downscaling to translate global climate model outputs into high-resolution projections for the mountain region.
研究人员使用统计降尺度方法,将全球气候模型输出转换为该山区的高分辨率预测。

词源 Etymology

由 **down-**(向下、降低)+ scale(尺度/比例)+ -ing(名词化,表示过程/行为)构成,字面意思是“向更小的尺度缩放”。在学术语境中逐渐固定为“把宏观结果细化到微观尺度”的术语。

相关词 Related Words

文学作品 Literary Works

该词更常见于科研与技术文献,较少作为文学作品中的常用词;在面向公众的非虚构写作中偶有出现,例如:

  • The Sixth Extinction(Elizabeth Kolbert)
  • The Uninhabitable Earth(David Wallace-Wells)
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