Condition number是什么意思

网络释义

用法例句

A note on condition number of nonlinear equation;

关于非线性方程条件数的注记

Application of condition number to forecasting moving track of typhoon;

条件数在台风移动路径预报中的应用

Experiments and analysis for the condition numbers of random triangular matrices;

随机三角矩阵条件数的数值实验及其分析

With simple mathematic theory, the approximate relation between the statistic parameter of the comput- ing result s error of the analytical solution of one dimension stream water quality equation and that of original data error has been established in this paper, and correspondingly the conditional numbers which can be used to describe the performance of computing problem have been derived.

采用较为简单的数学方法，建立了一维瞬时投源河流水质方程解析解计算结果的统计参数与原始数据的统计参数间的近似关系，推导出了描述该解析解计算问题性态的条件数。

By the means of the data processing in advance the spectral conditional number can be reduced greatly,then the result of the fitting is reliable.

通过这种预处理,可大大降低正规方程组的谱条件数,从而使拟合结果的可靠性得到保证。

conditional number] and the variance of the observation noise {w(t)} are bounded in reference [1].

丁锋，谢新民[1]假设协方差阵P0-1（t）（s）的最大特征值与最小特征值之比（即条件数）有界，和系统噪声{w（t）}方差有界，证明了辅助模型辨识其法参数估计的一致收致性。

Backward Errors and Condition Numbers of Two Systems;

两类系统的向后误差及条件数

Isotropic design was performed according to the requirement that the conditioning number of Jacobean matrix was always equal to 1.

根据机构雅克比矩阵条件数恒等于1的条件,对机构的各向同性进行设计,得到了具有完全各向同性特性的机构结构尺寸条件。

Based on extensive simulations, the robustness aspect of the two main kinds of camera self-calibration methods, namely the absolute conic based method and the absolute quadric based one, is investigated and compared in terms of the conditioning number of the corresponding coefficient matrix.

对基于绝对二次曲线和基于绝对二次曲面的两类摄像机自标定方法的鲁棒性进行了分析,并从矩阵条件数出发,通过大量仿真实验对两类方法进行了定量比较。

The model includes several submodels as following: the condition index of weapons application schemes, the property of weapons application schemes, the weapons existence and their status, the relative v.

该数学模型包括以下几个子模型:武器运用方案条件指数,武器运用方案性质,武器存在、完好性及准备性,武器运用方案相对有效性,最优武器运用方案的形成。

Furthermore, the estimation for the spectral condition number of B~TA~(-1)B is obtained.

在矩阵A为对称正定和矩阵B为列满秩的假设下,研究矩阵BTA-1B的特征值上下界估计,进而给出了BTA-1B的谱条件数的估计·基于以上论述,论证了当矩阵A的条件较好时矩阵Q=BTB可作为矩阵BTA-1B的预条件矩阵·在数值实验中,采用预条件共轭梯度算法(PCG)对Stokes方程求解,实验结果表明Q=BTB确实是一类有效的预条件矩阵·这一结果也和其他文献的数值结果相吻合

Sobolev-Riesz Condition Number of Spline Wavelets

样条小波的Sobolev-Riesz条件数

Comment on "Condition Number of Drazin Inverse and Their Condition Numbers of Singular Linear Systems";

Drazin逆的条件数及其奇异线性系统的条件数研究

parameter adjustment with conditions

附条件参数平差，附条件间接平差

Consumption Facility Model and Provincial Consumption Facility Indexes;

消费条件模型和各地区消费条件指数

Discussion on the Conditional Extremum of Three Variable Function Through Unconditional Extremum;

用无条件极值判定多元函数条件极值

Cauchy condition for convergence of a series

柯西级数收敛条件。

conditionally convergent double series

条件收敛的二重级数

a posteriori conditional probability density

后验条件概率密度函数

adjustment of condition equations with unknowns

带有未知数的条件平差

bound for objective functio

目标函数的约束条件

The Representation With Function of Conditional Fuzzy Events and the Structure of the Set of Conditional Fuzzy Events;

条件模糊事件的函数表示及条件模糊事件集合的代数结构

Specify Filter Criteria: Specify the criteria to use to filter the displayed data.

指定筛选条件: 请指定用于筛选显示数据的条件。

The Necessary and Sufficient Condition of the Constrained Extreme Value of the Function of Many Variables and it s Application;

多元函数条件极值的充分条件及其应用

The quantity of ambiguity and re-strictive condition are in the direct ratio.

歧义的数量与限制条件的数量成正比。

The sufficient condition that expands function in taylor series

函数可展成泰勒级数的一个充分条件

THE NECESSARY CONDITION OF REARRANGEMENTS OF THE COEFFICIENTS OF A POWER SERIES FOR THE INVARIANCE OF TYPE

幂级数系数重排使型不变的必要条件

An ERP Study of Subitizing-counting Dichotomy under Different Attentional Conditions;

不同注意条件下感数和计数的ERP研究

Dual Consecutive Number is the Necessary and Sufficient Condition of a Square Integer;

二重连整数是平方数的充分必要条件