查询词典 squares

Trends calculated by least squares method, including 10 years of moving average is calculated.

趋势计算利用最小二乘法，其中包括10年滑动平均的计算方法。

The floor in both the central and the lateral spaces were a geometric pattern of squares with circles and lozenges of multi-coloured marble, similar to the floor in the Pantheon.

中央和侧厅的地板是由与之相符的几何形式的彩色圆形与菱形的大理石铺设而成，与万神庙的地板相似。

While dealing with the multicollinearity of design matrix X , the ordinary least squares estimation is always helpless.

基于最小二乘法处理病态阵X共线性问题上的不足，线性有偏估计是改进最小二乘估计最直接的方法。

Two popular chemometric methods are available to analyze three-way data, parallel factor analysis and multilinear partial least squares regression.

两种流行的化学计量学方法可用于分析三路数据，平行因子分析和多偏最小二乘回归。

Dong Guan Wasin furniture manufacturing CO.,LTD was established in early ninety years 20th century, located in Da Lang town. Wasin is a furniture manufacturing company cooperating producing and selling, which has developed to be a big furniture emporium multiple shop and the pluralism producing base with 1 million squares from a small furniture store, depending on the good credit standing of " Quality guarantee is our credit and promise, excellent service is our pronouncement ". The subsidiary stores locate in Chang Ping town, Tang Xia town, Zhang Mutou town, and Dong Keng town, and the product of Wasin spreads all the furniture emporium in the nation.

东莞市华成家私制造有限公司于二十世纪九十年代初成立，位于东莞市大朗镇，是一家集生产和销售为一体的家具制造有限公司，凭着"质量保证是我们的信誉和承诺，优质服务是我们爱心的宣言"这种良好的信誉，由一家小型家私店发展到现有10万平方米的家具商场连锁店以及多元化的生产基地，分店遍布东莞市大朗镇、常平镇、塘厦镇、樟木头镇等地，产品遍布全国各地家具商场。

Lagrange multiplication operator was used to analyze the parameter estimation equation for obtaining the optimized estimation of parameters. Computer simulation result showed that this method is better than traditional least squares estimation.

计算机仿真的结果表明，该优于传统的最小二乘估计法，获得的估计参数是渐进无偏的，获得的估计参数的辨识精度更高，该参数约束估计法在系统辨识和参数估计领域具有极其重要的实际应用价值。

Considerable work and progress have been made over the past decades on nonsingular linear systems and linear least squares problems.

最近几年，一批研究工作者在非奇异线性方程组和线性最小二乘问题的条件数方面做了大量的工作，并取得了显著的进展。

Mathematical statistics ; least squares method ; probability ; normal distribution ; error function

数理统计学；最小二乘法；概率；正态分布；误差函数

Considering the impacts of \'excessive fitting\' and \'unusual point\' on identification, a weighted least squares support vector machine which based on the normal distribution function is proposed in this thesis. Its weighted rules mainly apply some statistical characteristics of the normal distribution faction.

考虑'过度拟合'和'野值点'对辨识模型的影响，应用正态分布函数的一些特性，本文提出基于正态分布加权的最小二乘支持向量机。

By studying theory of the least squares, the paper defined normal angles of polygon and presented a computation method of the distance between two polygons.

基於最小二乘原理，提出了多边形法向的概念。在此基础上，提出了多边形间有向距离的计算方法。

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。