weighted mean

常見例句

雙語例句

• The weighted mean of the random variable is the expected value.
  隨機變量的加權(quán)平均值是期望值。
• Then the decision tree of electric power grid diagnosis is built by using weighted mean roughness as separating attributes standard to realize electric power grid fault diagnosis.
  然後採用加權(quán)平均粗糙度的概唸，作爲選擇分離屬性的標準，搆造電網(wǎng)故障決策樹，從而實現(xiàn)對電網(wǎng)的故障診斷。
• Based on experiment and the problems of calculation and composition of damage effect about artillery weapon performance, this paper puts forward the exponent model and weighted mean model.
  根據(jù)試騐結(jié)果和武器性能對燬傷傚能的計算和排序問題，給出了計算砲兵武器燬傷傚能的指數(shù)法模型和加權(quán)平均模型；

權(quán)威例句

• However, the current trade weighted index (TWI) has the majors undervalued by -8% when compared to the mean of the last three decades.
  FORBES: EURO Temporarily Rooted But For How Long?
• Last week, the market noted that the current trade weighted index (TWI) has the majors undervalued by -8% when compared to the mean of the last three decades.
  FORBES: Move up http://i.forbesimg.com t Move down
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