查询词典 variance

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。

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。

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。

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。

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。

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。

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。

A Doppler processing approach based on minimum variance distortionless response and resampling technique is proposed for multifrequency radar signals.

提出了一种基于最小方差无失真响应(minimum variance distortionless response， MVDR)算法和频率重采样技术的适用于多频雷达信号的多普勒处理方法。

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。

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)。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。