2) symmetric α-stable distribution
对称α稳定分布
1.
To solve the degradation of the least mean square adaptive time delay estimation(TDE) algorithm with the presence of impulsive noises,a adaptive TDE approach(LMSSETDE) was developed based on the least mean square Sigmoid error (LMSSE) since impulsive noises in the application may usually be modeled as the symmetric α-stable distribution.
为解决脉冲噪声下最小均方误差自适应时间延迟估计算法估计性能的退化问题,以对称α稳定分布模型描述脉冲噪声,提出最小均方Sigmoid误差自适应时间延迟估计算法。
3) symmetricα-stable distribution
对称α平稳分布
4) symmetrical distribution
对称分布
1.
By analyzing the solution’s statistical distribution, this paper gives a relative theorem, which expounds that its distribution is the symmetrical distribution and the occurrence probability of the negative component is bigger than zero.
通过分析其解的统计分布,给出了一个相关定理,阐明了解的分布为对称分布,且其负分量出现的概率大于零。
2.
Some properties of ramdon variable of symmetrical distribution are discussed.
探讨了具有对称分布的随机变量的若干性质,并应用对称贝努利分布给出了一个重要的三角恒等式的证明。
5) symmetric distribution
对称分布
1.
In this paper,we extend the interchangeable concept of finite random variable to sequence of random variable,and establish one to one correspondence of the interchangeable sequence of random variable,the symmetric and consistent distribution function family and the symmetric distribution law of enumerable infinite dimension space.
将有限个随机变量的可交换性概念推广到随机变量序列的情形,建立了可交换的随机变量序列,对称相容分布函数族、可列元穷维空间上的对称分布律之间的一一对应关系。
2.
This paper presents new estimator for the symmetric distribution function.
针对未知对称分布函数提出新的非参数估计量,并证明了此估计量一致优于文献[1]给出的估计量。
6) Symmetry instability
对称不稳定
1.
In this paper, a modified symmetry instability criterion for thermal wind non equilibrium basic flow is deduced by using two dimensional liner equations with Boussinesq approximation of moist air.
从湿大气的绝热、无粘、包辛内斯克近似的二维线性化方程组出发 ,考虑基本气流热成风不平衡 ,在经典的对称不稳定理论基础上推导出修正了的对称不稳定判据 ,发现基流热成风不平衡在一定条件下有利于对称不稳定发展。
补充资料:分布的非对称性
分布的非对称性
asymmetry of a distribution
分布的非对称性I路ymme勿ofa山striboti叨;~M盯-声,pacu衅攀皿.“,〕 分布曲线的一个定性性质,它说明该分布与对称分布的偏离.如果非对称系数(asymmetry既ffi以ent)是正的(负的),则分布的非对称性是正的(负的).如果分布的非对称性是正的(负的).则分布的密度曲线的“较长”部分处{众数(mode)的右边(左边). K.n.刀aTb正Ue日撰【补注】在西方的文献中,通常把这个概念称为分布的偏斜度(skewlless of a distribution),相应地把非对称系数称为偏斜系数(s kewness联伍dent)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条