The modeling of logging-while-drilling tool's three-dimensional electromagnetic response using the high order hierarchical vector finite element method 用高阶叠层矢量有限元法计算随钻测井的三维电磁响应
Response surface method based on support vector machine and its application in engineering 基于支持向量机的响应面模型及其工程应用
While the current error is larger, the suitable space voltage vector is selected to obtain fast current response, which corresponding vector of the differential of current error is of the largest partial vector in reverse direction of current error vector. 当电流偏差较大时,选择适当的空间电压矢量,使其对应的电流偏差微分矢量具有与电流偏差矢量方向相反的最大分量,以获得电流的快速响应;
Then the array response vector is used as weight to assure that base station can receive the maximal power for the desired signal. 然后,用阵列响应矢量作为加权系数,保证基站接收到最大的信号能量。
In this paper, on the basis of structural regression models the random simulation study of maximum likelihood estimators about the population-averaged treatment effects is given when the response variable is a multi-dimensional vector, and the formulae proposed works well. 利用SAS编程对可交换条件下多维结构回归模型中总体平均处理效应的极大似然估计进行随机模拟研究,模拟结果较理想。
For the design target of frequency response given by weight vector at different frequency point, design FIR filter. 以各频点处的基阵权矢量作为FIR滤波器的频率响应指标设计FIR滤波器。
The Doppler frequency of signals was used to estimate the direction of arrival ( DOA) of desired signal with unknown array response vector. 在未知阵列响应矢量的条件下,利用信号的多普勒信息,估计出期望信号的波达方向。
Based on the directional array response vector, the simulation algorithm on the impulse response matrix of the narrowband MIMO channels is proposed. 基于阵列方向响应矢量,提出了窄带MIMO信道冲激响应矩阵的仿真算法。
Response surface and support vector machines are adopted to approximate the actual models in view of the quality characteristics of a product and the related design parameters, which ensures the accuracy and efficiency of constructing the surrogate models in the case of limited samples. 该方法采用响应面和支持向量机来逼近产品质量特性与其影响因素的关系模型,保证了在有限样本条件下的建模效率和精度。
Based on the finite element method, the state equations of structural response containing random parameter are deduced. The probability density evolution equation ( PDEE) of the stochastic structural response is then established by introducing augmented state vector. 基于有限单元法基本原理,导出了含有随机参数的结构反应状态方程,进而,通过引入扩展状态向量,建立了随机结构反应的概率密度演化方程。
This paper systematically analysed the frequency response of syntony amplifier by methods of vector scheme of the complex frequency domain. 本文应用复频域相量图解的方法,比较系统地分析了单调谐放大器的频率响应。
It is pointed out that all the measured response samples must be standardized in time coordinates when the measured response space is used as the characteristic vector space. 明确指出:以实测响应空间作为特征向量空间必须对实测响应进行时间坐标的标准化;
Finally, based on a classification project instance for aggregated load dynamic characteristics including 20 filed measured data samples, the field measured response space is recommended as the characteristic vector space to classify the dynamic load characteristics. 最后,通过一个含有20个现场实测样本的分类实例比较和分析了3种特征向量空间的分类结果,并推荐使用实测响应空间作为负荷动特性分类的特征向量空间。
The proposed method is based on the modified algorithm of the response force vector's sensitivity based parameterization method, and suitable to general finite element models of linear structure systems. 该算法基于反应力向量灵敏度模型参数化方法的改进算法,适用于线性结构的一般有限元模型;
In this paper, on the basis of structural regression models the estimation of the population-averaged treatment effects is given when the response variable is a multi-dimensional vector. 在可交换条件下,当响应变量为多维时,利用结构回归模型研究总体平均处理效应的估计。
Based on the state equation of the stochastic structural response, the augmented state vector is introduced and the probability density evolution equation of the stochastic structural static response is then established. Numerical solving technique is investigated. 在随机结构反应状态方程的基础上,引入扩展状态向量,建立了随机结构静力反应的概率密度演化方程,提出了数值求解技术。
Robust Design of Product Based on Response Surface and Support Vector Machines 基于响应面和支持向量机的产品健壮设计方法
The motor model can be simplified to uncoupling control and keep fast response through the vector control technique. 利用矢量控制可以简化电机模型,解耦控制,保持快速响应。
Then, we presented an analytical method to solve the dynamic stresses and perturbation of magnetic field vector under thermomagnetic shock, and obtained the response histories and distributions of the dynamic stresses and the response histories of perturbation of magnetic field vector. 提出一种解析方法求解在热磁冲击作用下厚壁圆筒的动应力和磁场矢量扰动,得到柱体内动应力响应历程和分布规律及磁场矢量扰动的响应历程和分布规律。
Then we combined this vector with estrogen response element and androgen response element, the vector with GFP reporter gene based on steroid signal pathway was constructed. 结合雌激素与雄激素反应元件,同样构建出基于雌激素与雄激素信号通路的以绿色荧光蛋白为报告基因的载体。
On the vector data query algorithms, a vector data query algorithm based on the Hilbert space filling curve is designed. The simulation result shows that the algorithm can reduce routing hops and shorten response delay on the vector data query. 在矢量数据查询方面,本文设计了基于希尔伯特空间填充曲线的矢量数据查询算法,仿真结果表明,该算法能够降低矢量数据查询的路由跳数及响应时延。
To select the delivery vector system, we should consider not only the efficiency and specificity of gene transfer, expression phase of the therapeutic transgene, but also the host immune response induced by the vector and other side effects. 基因治疗载体系统的选择,既要考虑基因传递的效率和特异性,治疗基因的表达时相,也需要考虑载体进入宿主后所引起的免疫反应以及载体所引起的副作用反应。
Direct torque control of brushless DC motors has good dynamic response performance and complex vector transformation is not required. 无刷直流电机采用直接转矩控制,省去了复杂的矢量变换,具有较好的动态响应性能。
In this paper, research the key technologies of self-feedback test generation, and present use the sum of the response from interior node changes by adjacent vector to measure good and bad test set. 4. 本文研究了自反馈测试生成中的关键技术,并提出以一个测试集送入电路后,相邻向量引起内部节点响应变化的总和作为衡量一个测试集好坏的标准。
After obtained the standard response vector library, similarity measure was employed to observer the relationship between any observation vector and each vector in response vector library. 在己获得标准响应向量库的情况下,利用相似性测度研究了实测任意时刻下的观测点的响应与响应向量库的每个向量的关系。
In empirical study, regional output effects and regional price effects of monetary policy in China are researched in methodology of impulse response functions and variance decomposition from estimated vector error correction models. 在实证研究上,采用了向量误差修正模型、脉冲响应函数分析和方差分解等方法研究我国货币政策的区域产出效应和区域价格效应。
Additionally, it is found that OGY method is sensitive to the target point and response vector, and the system can be controlled to different periodic orbits by varying the target point and response vector. 研究中发现OGY法对响应矢量比较敏感,通过给定不同响应矢量和目标点可将系统控制到不同的周期轨道上。
So, in considering the clinical application of gene therapy with adenovirus vectors, it is very important to analyze and control the immune response to the vector in animals previously sensitized with the virus. 因此,在相当多的应用腺病毒载体的基因治疗的临床应用中,为了分析和控制对载体得免疫反应用病毒预先致敏动物是非常重要的。
In addition to be probiotic bacteria, lactic acid bacteria can also act as host bacteria to express antigens or exogenous proteins, or act as vaccine vector to stimulate immune response, or act as deliver vector of fuctional proteins and therapeutic proteins. 除具有益生菌功能外,乳酸菌还可作为宿主菌表达抗原或外源蛋白,作为疫苗载体刺激粘膜免疫应答或作为功能性或治疗性蛋白的传递载体。