词语:均方热度:308

词语均方拆分为汉字:

均字的拼音、笔画、偏旁部首、笔顺、繁体字,均字字源来历,均字演变

平,匀,引申为调和:~衡。势~力敌。平~。皆,都,老少~安。中国汉代计量单位,一均等于二千五百石。古同“韵”,和谐的声音。〔~钟〕古代乐器。古同“钧”,造瓦器的转轮。……

方字的拼音、笔画、偏旁部首、笔顺、繁体字,方字字源来历,方字演变

四个角都是90度直角的四边形或六个面都是方形的立体;正~形.长~形数学上指某数自乘的积:~根。平~。开~。人的品行端正:~正。~直。一边或一面:~向。~面。地区,地域:地~。~志。~言。~物。~圆。~隅(边疆)。~舆(指领域,亦指大地)。办……

 

查询词语:均方

汉语拼音:jūn fāng

词语均方基本解释

一组数的平方的平均值。

词语均方在线造句

  1. A new equalization algorithm was proposed which had an algorithm transition under a mean square error (MSE) rule.

    提出了一种自适应均衡算法,该算法根据均方误差切换准则在两种算法之间进行切换。

  2. Both channel and echo response can be shortened at random with a single FIR equalizer by following the minimum mean square error rule.

    使用最小均方误差准则,用一个FIR均衡器联合缩短信息与回波冲激响应,有效地缩短了回波和信道冲激响应长度。

  3. For a multiple-input-multiple-output (MIMO) OFDM system, the required complexity of the ZF and MMSE methods becomes more intractable.

    在多输入多输出正交分频多工系统中,强制归零及最小均方差等化器所需的复杂度问题将变得更难以解决。

  4. The results show that this method has a high success rate with smaller average error.

    结果表明,此方法报准率较高,平均误差与均方差较小。

  5. Discussed and compared the zero-forcing and MMSE equalization methods, and MATLAB? simulation comparing the performance of two methods.

    文中讨论并比较了迫零和最小均方误差两种均衡方法,并通过MATLAB?仿真比较了两种方法的性能。

  6. The objection function is defined as the mean square errors between the given digitized curve and the approximated polygonal.

    目标函数使给定曲线和逼近多边形之间的均方差最小。

  7. Compared with the existing approaches, this method can achieve lower NMSE, and is applicable to time - varying channel tracking.

    与以往的叠加训练序列估计方法比较,利用算法具有更低的估计均方误差,且适用于时变信道。

  8. Scatter diagrams and the statistical criteria of relative error and mean square deviation were used to evaluate this model.

    通过散点图以及相对误差、均方差两种统计学指标对该模型进行评价。

  9. This paper is focusing on study of NDA nonlinear least-squares(NLS) carrier frequency offset estimation for QAM signals.

    针对一类无数据辅助的非线性最小均方(NLS)载波频偏估计算法进行研究,讨论了其针对QAM信号的应用。

词语均方百科解释:

均方

均方 jūnfāng [mean square] 一组数的平方的平均值S=(a1^2+a2^2+...+an^2)/n 统计学中,离差平方和与自由度之比。