Rounding Error

用法例句

The reentry error for each node before the work of aided navigation system was calculated by this method.

根据融合了干扰因素的再入机动弹头再入段六自由度弹道方程,研究了一种基于变化的再入干扰量偏导数矩阵和弹道参数偏差的参数估计方法,由再入干扰方程求得辅助导航系统开始工作前每一时刻的再入误差值。

To analyze the rounding error of calculator floating-point numbers arithmetic operation is the foundation of numerical calculation method’s error analysis.

对计算机浮点数算术运算的舍入误差进行分析,是对数值计算方法作误差分析的基础。

In this paper we analyze the course of rounding error accumulation in the LU decomposition,and create a model,between the loss accuracy of the result and the scale of matrix,to predict the accuracy of large scale LU decompositions.

本文首先分析LU分解中舍入误差的积累过程,建立精度损失与矩阵规模的关系模型来预测大规模LU分解的精度;然后,根据定点加法的简单、快速、无精度损失的特点,设计高精度乘累加器(HPMAcc),并基于此实现一个细粒度并行LU分解加速器。

In this dissertation, we mainly study numerical properties/algorithms and roundoff error estimates related to least squares problems, as mentioned in the following sections:1.

本文,我们主要研究与最小二乘问题相关的数值算法和舍入误差估计。

Analysis and Prediction of Reentry Error for Reentry Maneuvering Warhead With Integrated Navigation System

复合制导再入机动弹头再入误差分析

Based on the inertial guidance instrument error model, the model of reentry point's parameters is established in this paper.

基于惯性制导工具误差模型,推导出存在工具误差时的再入点运动参数模型。

substitution deletion and insertion error

代换删除和插入误差

Through the digital computation, the effects of different accuracy accelerometer errors on reentry point's parameters are given.

并以加速度表误差为例,通过仿真计算得到不同精度的加速度表对再入点运动参数的影响。

This article discussed the method to reduce the error of the calculation from three aspects: error by not in-phase, difference in sample frequency and ideal sample frequency, and finite register length effects.

本文从减小同步误差、小频差序数和减小舍入误差等三个方面入手,减小功率因数角的计算误差。

Flexible coordinate system is introduced into theodolite industrial measurement, so there aren? t errors of instruments levelling and relative orientation in self locating of the system.

将柔性坐标系引入经纬仪工业测量中，使其系统自定位不再受仪器整平误差和相对定向误差的影响。

Deduction of the Error Formulas of Redox Titrition;

氧化还原滴定终点误差公式的再讨论

Error Analysis of Traffic Accident Reconstruction Based on Pc-crash

基于Pc-crash的交通事故再现误差分析

Optimal Reinsurance under Standard Deviation Calculation Principle and Mean Square Error Risk Measure

标准差保费原理均方误差风险下的最优再保险

In addition, the calculationof insertion errors of measurement heads is presented in the paper.

本文还对测温头插入误差作了计算。

Rectification of this fault is achieved by the insertion of a wedge.

嵌入一个楔子就能纠正这一误差。

alignment error

安装误差;调准误差;定线误差;校正误差;校直误差

{The password is not correct.}Type the correct password, and then try again.

{密码错误。}请键入正确的密码，再试一次。

Error Analysis of Reconstruction of Traffic Accidents between Pedestrian and Car on the Basis of PC-Crash

基于PC-Crash的人—车碰撞事故再现结果误差分析

accident error,accidental error

偶然误差,随机误差

fractional error

相对误差, 部分误差

margin of error

最大容许误差;最大允许误差;误差界限;误差量

The Research of ECM on the Relation between Guangxi Rural Residents Income and Consumption;

广西农村居民收入与消费的误差修正模型研究