查询词典 variance
- 与 variance 相关的网络例句 [注:此内容来源于网络,仅供参考]
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It is known theoretically that to the variational problem with weak constraints in cost functional J, its Euler equation can be discreted into difference format, by using matrix theory and difference method of partial differential equation we know that there exists optimal selection of weight factors in the cost functional under the condition of minimal variance between analysis field and ideal field.
从理论上可知,对于目标泛函J带有约束条件的变分问题,将其Euler方程离散成差分形式,利用矩阵理论和偏微分方程的差分方法,则目标泛函的权重因子,在分析场和理想场的最小方差意义下存在最优选取。
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The linear model on dilatability for Fe-Ni-Co alloy is established by means of variance analysis,linear regression.
建立起Fe-Ni-Co合金膨胀特性的数学线性模型,可令人满意的对材料膨胀系数进行预报。
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The linear model on dilatability for Fe-Ni-Co alloy is established by means of variance analysis, linear regression.
采用方差分析、线性回归,建立起Fe-Ni-Co合金膨胀特性的数学线性模型,可令人满意的对材料膨胀系数进行预报。
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Taking directional field and gray variance information in the fingerprint image into account,the method holds an efficient and robust feature.
这个方法应用指纹图像中方向图和灰度变化信息,具有高效性和强壮性的特点。
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Conditional variance analysis showed that genes from different genetic system expressed discontinuously in the whole growth period.
条件方差分析表明,在大豆生育期中,各遗传体系的基因间断性表达。
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Demonstrate understanding of the concept and properties of a discrete random variable, including calculation and interpretation of the mean and variance.
示范不连续任意的变数观念和财产的理解,包括计算和解释那低劣的和不一致。
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In this method, the mean, range and variance of F0 are used as features and Fisher linear discriminant function is used to distinguish male speech and female speech.
据此本文提出了一种以基频均值、范围和方差为特征、采用Fisher线性判别函数的性别判别方法。
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Distinguishability and stability of each feature parameter extracted form the footprint outlines in this study are analyzed based on variance theory as a reference for feature selection.
运用方差分析理论,讨论了特征参数的个体差异性和同一稳定性,为足迹识别的特征选择提供了参考依据。
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The detection method of long-distance object was proposed by minimum variance distortionless response beam forming,based on sub-band decomposition,to detect spatial energy distribution accurately.
本文采用基于子带分解的宽带最小方差无畸变响应波束形成进行空间能量检测,通过在频域各子带进行自相关矩阵平滑有效改善检测稳定性。
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A kind of adaptive beamforming algorithm called the time-domain analysis minimum variance distortionless response is presented to improve the performance of frequency domain MVDR in the presence of fast-moving signal sources.
针对频域最小方差无失真响应方法在源方位快速变化情况下稳定性差的问题,提出了一种基于时域解析信号的MVDR自适应波束形成方法TAMVDR(Time-domain Aanlysis MVDR)。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。