查询词典 definite

In the matrix theory, n-order real symmetric positive definite matrix is important to the study of inequality.

n阶实对称正定矩阵在矩阵理论中，对它的不等式研究具有有十分重要的意义。

Based on the definitions of generalized positive definite matrix , a further study of it is made in the present paper, and several new results are obtained as a consequence.

本文利用广义正定矩阵的概念，对其作进一步的研究，并由此得出广义正定矩阵的几个新结果。

It wishes to find a new way for normative research into the concept of generalized positive definite matrix.

希望为广义正定矩阵概念的规范化探出一条新路。

Moreover, the updated matrix sequence is a symmetric positive definite matrix sequence.

在较弱的条件下，我们证明了算法的全局收敛性。

According to the characters of symmetrical and positive definite matrix, inverse matrix is calculated approximately.

该算法可明显地提高恢复质量，并有效消除图像恢复的过度锐化现象。

When a common positive definite matrix can not be found to design fuzzy model-based controller, the improved adaptive reconfigurable control scheme based on fuzzy model and neural network is proposed.

同时，当现有的基于模型的模糊控制器无法求解时，文中给出了一种改进的基于模糊模型和神经网络的自适应重构控制方案。

However, a great lot of fuzzy rules are needed to approximate a complex nonlinear system, which can lead to a great lot of LMIs related to the number of fuzzy rules. In this case, positive definite matrix P might not exist.

可是，当需要大量的模糊规则来逼近一个复杂的非线性系统时，就导出与模糊规则数有关的大量LMIs，这可能会导致正定矩阵P不存在。

It is the conclusion that the algorithms are very effective in accuracy and can avoid the major defect of non—positive definite coefficent matrix of static analysis based on conventional mixed models.

这两种模型除具有很高的计算精度外，还避免了一般空间混合元静力分析中系数矩阵不正定的重要缺陷。

Compared with former stability analysis approaches, this approach can not only overcome the defect of finding a common positive definite matrix but also reduce the number of solving Lyapunov inequalities.

较之以往稳定性判定方法，此方法不仅克服了需要寻找一个公共矩阵的不足，而且也减少了求解Lyapunov不等式的个数。

Furthermore, the sufficient conditions for convergence were given when the coefficient matrix A is a Hermite positive definite matrix or Mmatrix respectively.

给出了系数矩阵分别为Hermite正定矩阵和协矩阵时算法收敛的充分条件。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。