semivariation
名词 n.
英文释义
名词 n.
-
Variation that only considers certain parts of a function or a stochastic process, typically focusing on only the positive or only the negative changes rather than all changes.
— A semivariation of vector measure μ on a measurable set A is the quantity […]
词形变化
词源
From semi- + variation.
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数据来源: Wiktionary