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logarithm
[ˈlɒɡərɪðəm] [ˈlɔːɡərɪðəm]

  • n. [数] 对数:若 b^x = y,则 x 是以 b 为底 y 的对数。

专业释义英英释义

  • 对数 - 引用次数:178

    According to the Taylor series,logarithm and division in CEF are transformed into multiplication.

    该算法利用泰勒级数将交叉熵函数中的对数和除法运算转化为乘法运算,简化了运算过程。

    参考来源 - 运动人体阴影检测算法
  • 对数 - 引用次数:27

    At present we already use tradition method(non-linearity parameter estimate method -, logarithm coordinate graph explain method and surplus analysis method) ascertain measure area’s every element’s background value and abnormity lower limit,manage result is difference between real data.

    目前可用传统的方法(非线性参数估计法、对数坐标图解法和剩余分析法)确定测区各元素的背景值和异常下限,处理结果与实际资料有一定差异。

    参考来源 - 分形理论在元素地球化学异常中的应用
  • 对数常用对数
    对数对数常用对数
  • 对数
  • 对数

·2,447,543篇论文数据,部分数据来源于NoteExpress

logarithm [ 'lɔɡəriðəm, 'lɔ:ɡ- ]

  • n. the exponent required to produce a given number

    同义词: log

以上来源于: WordNet

 柯林斯英汉双解大词典 

logarithm /ˈlɒɡəˌrɪðəm/

  • 1. 

    N-COUNT In mathematics, the logarithm of a number is a number that it can be represented by in order to make a difficult multiplication or division sum simpler. 对数

词组短语同近义词同根词

natural logarithm 自然对数

词根: logarithm

adj.

logarithmic 对数的

adv.

logarithmically 用对数

双语例句原声例句权威例句

  • The dilogarithm is an integral of the logarithm.

    二重对数对数积分

    youdao

  • It calculates the logarithm of 1 plus its argument.

    计算1对数参数(1 p表示“1”)。

    youdao

  • This plots the logarithm to base 10 of the values on the axis.

    命令轴上绘制10对数

    youdao

更多双语例句
  • The sale's 255 lots range from a 1617 text by John Napier , the inventor of the logarithm, to 14 pages of notes penciled in 1982 by J.

    FORBES: Cyber Treasures For Sale

  • Not being quite so sure ranging from believing that total feedback could be negative (an extreme view, true) through evens, to only increasing as a logarithm of CO2 levels to the consensus view of 2-4.5 oC.

    FORBES: No, You Can't Build a Big Computer to Model the Financial Markets

  • This led him to calculate that the information content of any event was proportional to the logarithm of its inverse probability of occurrence. (Unlike many popular-science books that eschew equations, Mr Vedral includes a couple and tries his best to explain them to the reader.) What does the equation mean?

    ECONOMIST: Information theory

更多权威例句

词组短语

natural logarithm 自然对数

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