特别分析了边界误差的影响,并构造了一些新的算法。
Specially, the effect of boundary error is analysed, and some new algorithms are constructed.
对于每一个参数化问题的近似结果,这个程序也会显示误差的边界。
For each approximate solution of a parameterized problem, the app also displays the margin of error.
词边界检测误差是语音识别中产生错误的主要原因之一。
A major cause of errors in speech recognition is the inaccurate detection of word boundary.
在数值计算方面,本文采用了新的计算域,减小了由于边界条件造成的计算误差。
In numerical computation aspect, by implying new computational geometric field, computation error caused by boundary condition was decreased.
本文就非闭光滑曲线上关于第二类边界条件的复三次样条函数的逼近误差进行了论讨,取得了较好的结果。
In this paper, we discussed the approximation errors of complex cubic interpolation spline on open smooth curves under the second boundary condition and got the better results.
误差分析表明,如果模态试验结果具有足够的精度,用本文方法能够准确地实现结构边界支承刚度识别。
The error analysis proves that this method can realize the exact identification of the structure boundary support stiffness if the modal test results are of enough accuracy.
分析了天线罩误差对导引控制器设计的限制,得出了导引控制器设计的边界条件。
Based on the above, the limitations set by the radome error upon the design of the guidance controller are analyzed, and boundary conditions are obtained.
利用抛物型偏微分方程的极值原理,得到了带跳扩散模型下美式期权价格及最佳实施边界的误差估计。
Using the critical estimates of parabolic type partial differential equation. we obtain the error estimates of price and optimal exercise boundary of American option in a jump-diffusion model.
在二次误差度量算法的基础上,考虑边界约束条件和法向量限制,扩展了算法的应用范围。
Based on the primary quadric error metric arithmetic, combined with boundary constrained condition and normal restriction, the primary arithmetic is modified and the application scope is extended.
在二维导热模型的基础上,添加等热流、绝热边界条件,用Fortran语言编写数值计算程序进行计算,定义了相对误差。
Program was written in FORTRAN, basing on twodimensional heat conduction and adiabatic, constant heat flux boundary conditions. The relative error is defined.
文章通过对等效声速表达式的展开,分析了这种替代所带来的误差,并从电边界条件这个角度,阐明了这种替换的物理意义。
In this paper, the error of this substitute is analysed through expanding the expression, and physical meaning is illustrated from the point of view of electrical boundary conditions.
和已有的离散方案比较,采用文中提出的离散方案可使理想匹配层吸收边界的反射误差成数量级地减小。
Compared with the discretization scheme proposed earlier, the new one makes the reflection errors of PML absorbing boundary condition decrease by orders of magnitude when a larger time step is used.
将获得的图像分为不同大小的5个视窗范围,测量直接扫描图像和DRR图像的边界绝对位置误差并计算其几何畸变率。
Geometric distortion in 5 different fields of view (FOV) was calculated by measuring the absolute borderline error of direct scan and coronal digital reconstructed radiograph (DRR).
协议能有效解决数据边界识别问题和时钟累积误差造成的相位偏差问题。
The communication protocol could solve the issue of identifying the data boundaries and the phase error caused by the accumulated error of clock.
活动屋盖应采用整体刚度较小、对边界条件不敏感的柔性结构,对安装误差与结构变形具有较大的适应能力;
The movable roof favors the flexural structural system that is less sensitive to boundary conditions and can be adaptive to the large deformation and construction error.
通过例子表明仅满足位移边界条件而不满足力边界条件时,可能产生很大的误差,并且对两个力边界条件的相对重要性作了比较。
Examples are presented to show that significant error will occur if force boundary conditions are not satisfied. The relative importance of two kinds of force boundary conditions is compared.
本文基于对系统建模误差的软边界描述,提出了一种新的鲁棒设计方法。
A new method of robust controller design has been developed on the basis of soft-bound description of modeling errors.
该模型可用于准确地预测温度对边界膜强度的影响。并采用L - M规则进行神经网络学习训练可使网络收敛快,误差小。
The network could predict the effects of the temperature on the boundary film strength. the network trained with the L-M rule were quick in convergence and small in error.
试验结果表明中值边界条件的误差比逆反射边界条件误差小。
The results demonstrate that the error with medium boundary conditions is smaller than that with antireflective boundary conditions.
第二种方法则是在各个次区域之间利用压力边界条件,同时利用后退边界方法来减少压力误差。
The second method assumes the pressure boundary conditions between sub-domains, but USES a receding boundary approach to minimize the pressure errors.
词边界检测误差是语音识别中产生错误的主要原因之一,常规的检测算法在低信噪比尤其在背景噪声能量可变的环境下不能有效工作。
A major cause of errors in speech recognition is the inaccurate detection of word bound-ary. Conventional methods can not work well in the condition of low SNR and variable background noise level.
通过对冷却水侧流场的CFD模拟获得缸体冷却水侧温度场的分布,减少了采用简单经验公式给出边界条件造成的误差;
The temperature field of coolant is obtained through the CFD simulation of flow field to reduce the errors arising from boundary conditions given by simple empirical formulas.
目的:测定和分析三维适形及调强放疗的摆位误差,并依此计算CTV外扩PTV边界的大小。
Objective: To examine and analyze the set-up errors for patients with three dimensional conformal and Intensity Modulated Radiotherapy to calculate CTV referential safety margins of PTV.
其收敛性的证明是依据其渐近扩散展开式,在边界层上得到的误差估计逼近其离散纵标方法的解。
Our proof of the convergence is based on an asymptotic diffusion expansion and requires error estimates on a matched boundary layer approximation to the solution of the discrete-ordinate method.
文中利用了两种对非规则边界参数区域进行拟合的方法,对同向双螺杆挤出机四面体间隙进行了拟合,并建立了一种曲面拟合误差测量的新方法;
Two methods were applied to fit surfaces of the tetrahedral gap of an intermeshing co-rotating twin-screw extruder. The surfaces are irregular border's parameter domain.
数值结果表明,与其他广泛使用的边界条件相比,这种方法可以显著减小由反射造成的误差。
Numerical results are presented to show that this new technique gives significant reduction in the error.
用增强解析信号技术计算磁源埋深和磁源边界位置的误差依赖于磁源的水平尺度与其顶面埋深的比值。
When the technique for enhancing the analytic signal is used to calculate the buried depth of the boundary of the magnetic source, the error depends on the radio between the horizontal scale of the...
结果有一组勾画失败,在其余的五组图像中星形算法与手工勾画的心内膜相比,其勾画边界的平均半径误差率为21.80%。
Compared with the manually traced boundary, except for the failure in one image pair, the mean error radial length rate of star algorithm detected boundary was 21.80%.
误差熵环的带宽取构成边界线的各线段误差熵的加权平均值。
The band width of error entropy donut can be determined by weighted average error entropy of all line segments.
误差熵环的带宽取构成边界线的各线段误差熵的加权平均值。
The band width of error entropy donut can be determined by weighted average error entropy of all line segments.
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