查询词典 ill conditioned

This paper uses ridge estimation method to solve the potential ill-conditioned problem in semiparametric regression model.

针对半参数回归模型求解过程可能出现的法方程病态问题，提出了用岭估计原则改进半参数模型的求解。

A nonmonotonic criterion is used to speed up the convergence progress in some ill-conditioned cases.

为了处理大规模问题，我们使用双边的两块校正代替整个Hesse矩阵的校正。

The main difficulty of the problem is the ill-conditioned character of signal recovery process.

而动挠度信号恢复主要困难在于问题的严重病态。

Many problems in image processing or computer vision, such as segmentation, enhancement, or tracking, are more often than not ill-conditioned.

计算机视觉和图像处理的许多问题，例如，图像的分割、增强、跟踪等经常表现为病态问题。

A new approach is proposed for ill-conditioned problems in rapid positioning using single frequency GPS receivers.

研究只利用少数历元GPS载波相位观测值进行快速定位时的新解法。

The first chapter of this paper gives out the styles and the evaluation criterions of algorithm for solving ill-conditioned linear system of equations, at the same time introduces several effective algorithms.

本文第一章介绍了求解病态线性方程组的算法类型以及评价标准，并简单介绍了几种有效的解法。

Using distributed source model, this imaging problem can be formulated as an ill-conditioned and highly underdetermined linear inverse problem.

采用非参数的分布源模型，磁源成象问题即为求解一病态的欠定的线性方程组。

In the final part of this paper,the experiments show that this algorithm has good results for normal linear systems and ill-conditioned ones.

文末算例实验表明，本文算法对于良态线性系统、病态线性系统均有较好的求解效果。

Keywords: singular systems with delay; existence and uniqueness; stability; blind signal processing; ill-conditioned cases.

中文关键词：广义系统；存在唯一性；稳定性；信号盲处理；病态情形。

After linearization of various geophysical inverse problems, all kinds of inversion algorithms are reduced to solve ill-conditioned linear systems.

地球物理反问题线性化处理之后，各种反演算法归结为对病态线性方程组的求解。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。