semivariation

名词 n.

英文释义

名词 n.
  1. 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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