rate of convergence
收敛速度：在数值分析中
常用释义
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基本释义
- 收敛速度：在数值分析中，一个收敛序列向其极限逼近的速度称为收敛速度。该概念多用于最优化算法中；其被定义为一个迭代序列向其局部最优值逼近（假设计算过程收敛，并能达到最优值）的速度，是评价一个迭代法于该问题中发挥的性能的一个重要指标。
例句
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1·The stability and the optimal rate of convergence of the method are proved.方法的稳定性和最优收敛率也得到证明。
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2·We lay particular emphasis on analysis of global and local convergence and rate of convergence.侧重于收敛的速率和整体、局部分析。
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3·The rate of convergence is nearly quadratic, and is quadratic under some additional conditions.该迭代算法具有几乎二次的收敛率，在某些条件下达到了二次收敛。
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4·It shows the advantages of easily programming, fast rate of convergence and high calculation accuracy.此方法编程简单，收敛速度快计算准确度高。
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5·This article is going to study the convergence and rate of convergence about nonhomogeneous Markov chains.本文主要研究非齐次马氏链的收敛及收敛速度。
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6·The designed controller is simple and easily implemented in practice applications, along with rapid rate of convergence.所设计的控制器结构简单，易于实现，收敛速度快。
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7·The results of testing typical function demonstrate that the precision and the rate of convergence are improved by FQGA.对典型函数测试表明：该方法有效地提高了量子遗传算法的计算精度和收敛速度。
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8·In the third chapter, we study the rate of convergence of nonhomogeneous Markov chains and the absolute average strong ergodic.第三章研究一类非齐次马氏链的收敛速度及绝对平均强遍历性。
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9·Adjusting the probability of acceptance could control the speed of chaos simulated annealing, and influence the rate of convergence.接收概率衰减速度的调节可以控制混沌退火的速度，从而影响网络的收敛速度。
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10·Furthermore, the results of comparative calculation show that the new method can considerably improve the rate of convergence for the feasible direction method.对比计算表明，本文方法还可大幅度地提高可行方向法的收敛速度。