查询词典 iterative method

Iterative Learning Control is an effective method for the systems that execute the same task repetitively.

对于具有重复运动性质的系统，迭代学习控制是一种行之有效的控制方法。

Aimed at the mathematic problem in the model of the pendulum oscillation,the paper introduces the study on the existence of odd-harmonic solutions to second order semi-linear differential equation which describes the model of the pendulum oscillation by using upper and lower solution method monotone iterative technique and the Schauder fixed point theorem respectively.

针对摆型振动模型中的数学问题，分别采用上下解方法、单调迭代法及Schauder不动点定理研究了摆型振动模型的二阶半线性微分方程奇调和解的存在性。

Its most advantage is: it is suitable for any complex geology structure, the"iterative"ray tracing method is based on Fermat"minimum travel time principle", it uses Taylor expansion and finds the solution segmentally and iteratively, then modifies the initial ray path.

迭代射线追踪方法是根据Fermat最小旅行时原理，应用Taylor展开，分段迭代求解，再逐次修改初始射线路径，完成全射线路径的迭代求解过程，其最大优点是计算的速度快，追踪射线效率高。

A simple but valuable iterative Chebyshev design method was presented.

提出了一种简单而有效的设计方法，即迭代Chebyshev方法。

Ranges of the selected values of concentration variables were determined by use of the iterative and substitutional method.

利用已知γ'相成分和点阵常数数据对计算结果进行了验证，证实了该方法的可用性及其准确性。

The hybrid Iterative Physical Optical -FDTD method to solve the coupling effects between the airfoil and the suspenders of it was developed.

提出了用迭代物理光学法和FDTD方法的混合方法IPO-FDTD方法解决机翼和机翼下外挂物之间的耦合问题。

For transitive closure queries, a simplified processing method is presented, making use of the iterative evaluation algorithm of recursive rules.

对传递闭包查询，我们利用了递归规则的迭代求解算法，提出了适合于其特点的简化处理方法。

An algorithm of edge detection combined with morphological filter is proposed, firstly, it adopts adaptive method to decide the wimble structuring element and applies iterative morphological filter based on two wimble structure elements to filter the image, then uses multi-scale morphological edge detector to get multi-scale edges, and obtains the more ideal image edges under the environment of existing noise by integrating the edges of various sizes.

文中提出了一种结合形态学滤波的边缘检测算法，该算法采用自适应方法确定锥形结构元素，然后利用双锥形结构元素对图像进行形态学迭代滤波，对滤波后的图像进行多尺度形态学边缘检测，并将各尺度下边缘检测的结果进行合成，最终得到在噪声存在条件下较为理想的图像边缘，并且与其它边缘检测算法进行了对比实验，实验验证了该算法的可行性和有效性。

For exponential distribution, the acquired estimate expression is the same as the result obtained by other method in reference [8]; for Weibull distribution, the author prove that γ satisfies a non-linear equation and λ is afunction of y; for lognormal distribution, a iterative algorithm for parameter estimation is proposed, which is the expansion of some results in Wolynetzs Ph.D. thesis.

对指数分布，得到的估计表达式与文献[8]中使用其他方法得到的结果相同；对Weibull分布，论文证明了参数γ满足一个非线性方程，而λ则可以直接由含有γ的表达式求出；对对数正态分布，论文给出参数估计的迭代算法，这可以看成是Wolynetz博士论文结果的推广。

The obtained results a re compared with analytic solution and those from integral equation and other me ans. It is shown that the staggered grid finite difference method combined with the Biconjugate gradient iterative solver processed with divergence correction and incomplete Cholesky decomposition procedures can efficiently improve the three dimensional electromagnetic calculation with high accuracy and stability.

经与解析方法、积分方程等其他方法的计算结果对比表明，交错网格有限差分法结合散度校正和不完全乔累斯基分解预处理的双共轭梯度迭代方法进行正演计算，速度快、精度高、结果稳定，能适应三维复杂介质的数值模拟，为三维电磁反演奠定了基础。

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。