查询词典 correlation

It also gives the definitions and stochastic properties of pure random process, random walk process and AR(1) autoregressive process, and analyses the simulative data of three typical random processes using wavelet analysis, frequency spectrum analysis and time-correlation analysis. The stochastic properties of time series and the trend component, the time length of time-correlation and the properties of main frequency of these three typical random processes are summarized as the templates for further research.

给出了包括纯随机过程、随机游走过程和 AR(1)自回归过程等在内的基本随机过程的定义和统计特征，并运用小波分析，时间相关和频谱分析对这三种基本随机过程的模拟数据进行分析，归纳出它们在时序上的随机特征、低频信号趋势项特征、时间相关的长短以及主频信号的位置等特点，作为研究 GPS 接收机误差和多路径效应的随机特征的模板。

The high expression of Bcl-2 showed to be negative correlation with histological grade and axilla lymph node metastasis,and to be positive correlation with survival period.

Bcl-2高表达与乳腺癌组织学分级，腋淋巴结转移、分期呈显著负相关，与生存期呈正相关。

Root-lodging grade was significant correlation with height of plant and ear and number of brace root, but non-significant correlation with stem quality properties.

遗传分析表明，株高和穗位主要受基因非加性效应支配，环状气生根的基因加性和非加性效应相当，故对根倒伏的抗性应强调非等位基因的互作，亲本之一必须抗根倒才能有望配成抗根倒的杂交组合。

Thus the good accuracy of developed correlation is proved by comparison between calculated data with correlation and experimental data.

通过关联式的计算值和实验值之间的比较证明了所拟合的关联式精度较好。

Canonical correlation analysis ; canonical correlation coefficient ; canonical variable

典型相关分析；典型相关系数；典型变量

Generalized ridge estimation ; kantorovich inequality ; eigenvalue ; trace of matrix ; canonical correlation coefficient ; generalized correlation coefficient

广义岭估计； Kantorovich不等式；特征值；矩阵的迹；典型相关系数；广义相关系数

From canonical correlation analysis of nine variable s of live traits and ten variables of carcass traits about ninety specimens of Hubei white pig, three canonical variables which determined the correlation between the two traits were obtained.

通过对湖北白猪新系90头样本的活体性状的9个变量与胴体性状的10个变量之间的典型相关分析，得出了决定两组性状间相关关系的三对典型变量。

A new method is proposed to apply generalized chi square distribution to describe the asymmetrical distributions of noise correlation,and using generalized Gaussian distribution to describe the symmetrical distributions of noise correlation.

实验结果表明，该方法与仅采用一个广义高斯分布的方法相比，可以使鉴别错误率降低38%以上，可见利用不同的概率密度函数来描述相应的分布是减小鉴别错误率的一个有效途径。

To solv e this problem, a circular correlation method based on FFT for C/A code acquisition was discussed. To improve SNR in weak signal environments, this text put forward a modified acquisition by circular correlation. The analysis and simu lations indicate that the method can make the perˉ formance of acquisition in low SNR improved and verify its validit y.

针对弱信号环境下低信噪比的情况，研究了适合该算法的解决方案，并提出改进的捕获算法，理论分析与实验结果证实了该方法在弱信号环境下具有较好的捕获性能，并能大幅度减少捕获时间。

Concerning deinked pulp, the model between pulp reflect ratio at 840nm or 940nm and the ERIC value are presented basing on the normal method ERIC950. After the model is calibrated by the OMG and ONP reflect experiments and by simulationg lacal deinked pulp circular system, the correlation coefficient is 94.6%. The function between pulp factual brightness and 460nm reflective ratio is also developed and the correlation coefficient is 94.5%.

内的概率达92.8%；对于脱墨浆，以ERIC950为基准，建立了纸浆840nm或940nm反射因数与ERIC值之间的函数关系，分别用OMG和ONP浆片的反射因数对模型的参数进行了整定，模型与残余油墨含量真实值线性相关性达94.6%；建立了纸浆真实亮度值与纸浆460nm反射因数之间的函数关系，纸浆亮度测量模型与真实值线性相关系数达94.5%。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。