多项式模型

In order to solve the problem of the clustering of the zeros of permanental polynomials of the fullerenes, a multi-dimensional stable marriage model is proposed, relevant algorithms are given, and the clustering problem is solved.

本文提出了多维稳定婚姻问题的模型，同时相应地给出了算法，并成功地应用于富勒烯积和多项式零点的聚类问题。

The model was solved by the Ritz method, and the orthogonal polynomials generated by the Gram-Schmidt process were employed as admissible function for both disk and blades. With this approach, the matrix derived from kinetic energies becomes diagonal and numerical manipulation can become easy and stable.

采用Gram-Schmidt方法生成正交多项式作为李兹容许函数进行模型的离散化，简化了所得到的频率方程求解过程，有利於求解过程的数值稳定性，并可方便地通过对方程系数性质的分析了解结构振动模态的性质。

The quadratic polynomials and Kriging method are employed to construct the response surface separately, Numerical results indicate that the forebody and afterbody designed by us is of simple configuration, not only can it ensure the efficiency of propulsion system, but also have a better aerodynamic performance.

响应近似模型分别采用了二次多项式和kriging方法来构造，结果表明由本文设计的前后体外形结构简单，不仅能确保推进系统的工作效率，而且具有更好的气动性能。

Results: The imprecision of six diluent concentrations in duplicate was 2.68%, the best fit model was the cubic equation. The deviaton from linearity of the first concentration was 42.3%, exceeding the 5% clinical allowable error. DLs of the other concentratons were within limit.

结果：六个稀释浓度样本重复测定的不精密度为2.68%，三次多项式为最适拟合模型，第一个稀释浓度的非线性程度达到42.3%，超过5%的允许范围，为临床不可接受，其它五个稀释浓度的线性偏离均在允许范围内。

Using the information consistency principle, the first step of the algorithm transforms the identification problem into a constrained convex programming ,the result of which is then used ,in the second step, to approximate systems in the uncertainty set to obtain the identified nominal model based on a polynomial approximation theorem.

第一步通过信息一致性原理把辨识问题转化为受限凸规划问题，第二步利用一个多项式逼近定理在第一步结果基础上，对不确定集中的系数进行逼近，得到辨识出的名义模型。

The model was composed of the autoregression part and the polynomial distributed lag part.

建立的模型由两部分组成：陀螺输出的自回归项和温度梯度的多项式分布滞后项。

First we use stepwise regression and stepwise autoregression to establish polynomial trend-autoregression error model.

首先通过逐步回归与逐步自回归，建立太阳黑子数的多项式趋势-自回归校正模型。

The main circuit of the direct voltage type SVC consists of the autotransformer with average voltage, fixed branch which can compensate the reactive power and filter the harmonic, dynamic branch which can compensate the reactive power and filter the harmonic, capacitive AC thyristor no contact switch and the measuring and controlling system of

自耦均压变压器作为SVC中的主要器件，本文通过变压器的短路试验以及编程进行多项式拟合，建立了其漏抗随电容器组投切级数变化的数学模型，进而做了自耦均压变压器与相同容量相同变比的双绕组变压器有功损耗的比较，分析了36抽头自耦均压变压器在一组电容器全部投运时的空载特性，并对SVC的静态性能进行了全面分析。

Based on the linear MIMO model of Volterra system for blind identification, the blind identification method of Volterra system based on the basis of the noise polynomial vector space is presented.

基于 Volterra 系统盲辨识的线性 MIMO 模型，提出了基于噪声多项式向量空间基的 Volterra 系统的盲辨识方法。

Because the model solution is one kind of NP difficult problem, we propose a new multinomial solution algorithm, and finally take online handwriting signature verification as example to confirm the mathematical model. For 150 test signatures that we choose randomly, the successful matching rate is 91.33%, the wrong reacceptance is 6% and the wrong reject rate is 2.67%.

由于模型的求解是NP困难问题，针对这种情况，提出了一种新的多项式的求解算法，以在线手写签名验证为例验证数学模型，然后对随机的150个测试签名进行检验，结果成功匹配率为91.33%，误纳率为6%，误拒率为2.67%。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。