查询词典 quadratic inequality

Array efficiency is restricted to be higher than a given value by incorporating a quadratic inequality constraint on the weight vector, and the desired sidelobe level is achieved by implementing linear constraints through iteration.

该方法适用于任意的阵列形式，以最大化阵列方向性系数为目标，通过对加权向量的二次约束控制了阵列效率，并采用迭代的方法满足了方向图旁瓣的要求，实现了阵列效率和旁瓣约束下的方向性系数最优化。

If the knowledge was closely related the many disciplines or many branches of a discipline,then this knowledge is certainly important,but the quadratic form,european space inner product,Jensen inequality are basic content of algebra,real letters,calculus in higher mathematics.

如果某一知识跟很多学科或者一个学科的很多分支有着密切联系，那么这个知识肯定是很重要的，而二次型、欧式空间内积、詹森不等式都是高等数学中代数、实函、微积分的基本内容。

To reduce the conservatism in the estimation, the Schur complements of the matrixes are applied to transform the problem of selecting a suitable quadratic Lyapunov function into a simple convex optimization problem with linear matrix inequality constraints.

同时为了减少保守性，利用矩阵的Schur补性质，将如何选取该二次型Lyapunov函数的问题转化为标准的LMI凸优化问题。

In modeling heavy tails,we focus on multivariate t distributions and derive the moment generating function of the quadratic approximation.Then we use Fourier transform,Chebychev's Inequality and numerical technique inversion to approximate VaR value of portfolio,compared with Cornish-Fisher Expansions normal model and Delta-Normal model.

在推导出多个外汇期权的投资组合的二次近拟的矩母函数表达式基础上，本文使用傅里叶变换、切比雪夫不等式、数值转换计算求出投资组合的VaR的值，并和基于多元正态分布Cornish-Fisher模型以及基于Delta-正态模型计算所得的VaR值了进行比较。

In this paper, combined the generalized projection technique and the idea of strongly sub-feasible direction method, a new sequential quadratic programming algorithm for inequality constrained optimization problems is presented.

本文结合广义投影技术和强次可行方向法的思想，给出了一个新的求解不等式约束优化问题的序列二次规划算法。

Stability conditions are derived from quadratic stabilization and linear matrix inequality and the simulation of an inverted pendulum tested the efficiency of the design method.

本文运用模糊观测器的概念与设计方法设计了模糊控制器，并将系统的稳定性条件转换为求解一个满

The design method of robust H-infinity output feedback controller with state variance and regional pole constraints is proposed in this paper for a class of time-varying uncertain systems and a quadratic matrix inequality region.

1引言在随机控制问题中，常常要求设计一个控制器使得不同的系统子状态具有确定上界的方差值E。

In this paper, we show that when the data matrices are $2\times 2$ and $3\times 3$-dimensional, we can transfer the problem into an optimization problem with quadratic matrix inequality constraints, based on another equivalent robust optimization problem converted from the original one.

本文表明，当数据矩阵为2乘2阶，3乘3阶矩阵时，我们可以把上述问题转化成二次矩阵不等式约束的最优化问题。

In the model, the non-sensitive loss function was replaced by quadratic loss function and the inequality constraints were replaced by equality constraints.

在该模型中，用二次损失函数取代支持向量机中的不敏感损失函数，将不等式约束条件变为等式约束，从而将二次规划问题转换为线性方程组的求解，并提出对核函数的盯参数进行动态选取。

The basic idea of the technique is to formulate the problem into semi-infinite quadratic optimization model with the minimization of the weight vector norm subject to a set of linear functional inequality constraints,wnich ensures unit gain for look direction and the desired sidelobe levels over the corresponding angula...

该约束条件保证瞄准方向为单位增益，并且在给定范围内旁瓣电平满足要求。该方法具有广泛的应用和实际意义。文中给出了设计例子以证明该方法的可行性和实用性。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。