1) matrix-weighted
矩阵加权
1.
An algorithm of matrix-weighted association rule mining for query expansion is presented based on the quadruple pruning, and a related theorem and its proof are given.
提出一种面向查询扩展的矩阵加权关联规则挖掘算法,给出与其相关的定理及其证明过程。
2) weight matrix
加权矩阵
1.
By this ,this paper provide three training methods using weight matrix to emphasize the inherent differen.
在语音识别系统中,都是通过提取特征向量来计算待识语音与模型之间的概率或距肉,然后根据最大概率或最小距离判断待识语音的类别,对大量实验数据的观察发现:特征向量的各维对语音的表达能力是不一样的,同时特征向量在语音的时间轴上表达能力也不一样,根据这种特性,提出了三种训练算法:在训练中计算出加权矩阵,以此来加强易混淆数字间的本质区分特征,减弱随机特征,在汉语数字串识别实验中,得到了比较理想的实验结果,错误下降40。
2.
It is the key technology for design of the constant beamwidth array to calculate the weight matrix.
恒定束宽加权矩阵的获得方法是设计此类声纳基阵的技术关键。
3) weighting matrices
加权矩阵
1.
A direct method to detecmine based on simple explicit relation among the optimal state feedback matix and the weighting matrices is proposed This method don′t need to do recursive calculation or complex transform for solving It is an effective approach to elminate the ″bottleneck″ problem that are caused by the application of LQ optimal theory to the engineerin
基于分析系统ＬＱ最优控制解得到的最优状态反馈矩阵与加权矩阵之间的简单显式关系，提出一个直接确定［Ｑ，Ｒ］的方法它不需要迭代计算或复杂变换，就能求解出［Ｑ，Ｒ］，为解决ＬＱ最优控制理论在工程应用的“瓶颈”问题提供了一条有效途径
2.
MPC solved a constrained convex quadratic optimization by defining reference trajectories, constraint limits, prediction horizon, control horizon and weighting matrices.
通过设定参考轨迹、输入输出约束、控制步长、预测步长及加权矩阵,解决了系统的凸二次型优化问题。
3.
Based on the Hamiltonian system\'s theory,the relationship between closed-loop poles of system characteristic equation and weighting matrices was thoroughly investigated.
根据哈密尔顿系统理论,深入研究了系统特征方程的闭环极点和加权矩阵的关系,给出了希望加权矩阵的确定方法。
4) weighted matrix
加权矩阵
1.
Approach to coordinate driving torque of redundant actuated parallel manipulator based on weighted matrix;
基于加权矩阵的过驱动并联机构驱动力矩调节法
2.
In order to make the designed linear meet the practical production requirement better,this paper represents the basic principle and design ways of LQR,introduces some choice rules of the weighted matrix Q and R.
为了使线性系统更好地适应实际的需要,本文简述了线性二次型最优控制器原理及设计方法,介绍了加权矩阵Q和R的一些选择规则,通过Matlab仿真讨论了参数Q和R变化对最优控制系统的影响,证实了该设计所得到的控制器效果较好,而且便于实现,达到了设计目的。
5) weighting matrix
加权矩阵
1.
The relations between the closed-loop and the weighting matrix Q in the quadratic performance index are analysed in this paper.
本文分析了闭环极点与二次型性能指标中的加权矩阵Ｑ之间的关系。
2.
The method of chaos optimization,which is based on the transient response of the system,designed for weighting matrix of LQR controller is proposed,in order to solve the difficult of the choice of weighting matrix.
针对线性二次最优控制中加权矩阵难以确定的问题,引入一种系统瞬态响应这一具有直接工程意义的品质指标,提出基于logistic混沌变量的LQR权矩阵优化设计方法,为改善混沌变量大范围寻优效果不明显的不足,引入了混沌局部细搜索,找出全局最优值。
3.
Then,the parametric formula for calculating the weighting matrix Q is given.
为了认识Butterworth最优控制的本质,揭开Butterworth最优传递函数与加权矩阵Q,R的相互关系,本文研究Butterworth最优控制的逆问题。
6) weighted Riordan matrix
加权Riordan矩阵
1.
We generalize the Riordan matrix to the weighted Riordan matrix,which is not necessary to be triangular.
把Riordan矩阵推广到加权Riordan矩阵,它不必为三角阵,文中考察了加权Riordan矩阵的定义与生成,给出了若干例子。
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