查询词典 piecewise continuous function
- 与 piecewise continuous function 相关的网络例句 [注:此内容来源于网络,仅供参考]
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However, the smoothness and convergence of these methods are not satisfactory. Because cubic spline function can be a piecewise, and its second order derivative is continuous, it is smooth and convergent.
但以上算法的光滑性和收敛性不好,而三次样条函数具有连续的二阶导数,且可采用分段函数的形式,具有很好的光滑性和收敛性。
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A kind of method to determine boundary conditions of interpolating quadric spline function with halfknots as conjunction points, which is C 1 continuous but its second derivative function is piecewise constant, is obtained by means of least squares.
鉴于此,本文利用最小二乘法,获得了一种半节点二次插值样条边界条件确定方法,该方法可以保证二次插值样条在半节点处二阶导数的变化最小,这相当于保证了曲率的变化最小。
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In Chapter 2, by using a class of piecewise continuous Lyapunov function and the method of analysis, we study existence, uniqueness and stability of impulsive Volterra intergro-differential equations.
在第二章中,主要利用分析技巧和分段Lyapunov函数等方法,讨论了含脉冲的Volterra积分微分方程解的存在性和其零解稳定性的充分或必要条件。
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New stability conditions of T-S fuzzy control systems are proposed via constructing the continuous piecewise smooth Lyapunov function.
通过构造连续分段光滑Lyapunov函数,提出了新的T-S模糊控制系统的稳定性条件。
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Then, with the assumption that the consumption of an investor is the continuous or piecewise continuous function of time, the corresponding optimal investment decision and the effective frontier are derived by using the stochastic linear-quadratic control.
假设投资者的消费是时间的连续函数或者分段连续函数,应用线性二次随机控制的方法得到了这两种情形下的最优投资决策和有效前沿。
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Firstly, it aggregates all suggestions of the Engineers and deals with the indictors of technical solution and reputation of the tenders by fuzzy method of evaluation. Secondly, building the piecewise continuous function against business trade of the bid. Thirdly, the weight of the indictor is got by depth method of analysis.
定性综合评标法这种方法不明确列出评价的指标、也不以数量的多少作为评价的标准,而是通过对投标单位的能力、业绩、财务状况、信誉、投标价格、工期、质量、施工组织设计的内容进行定性分性和比较,综合各方面的因素和意见,最终形成评标结果。
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Secondly, based on the piecewise continuous Lyapunov function andconstant Lyapunov function, the problems of robust guaranteed cost control forparametric uncertain sampled-data control systems are investigated by using the jumpsystem model and linear matrix inequality technique.
然后,针对参数不确定采样系统的鲁棒保性能控制问题,利用跳变模型和线性矩阵不等式技术,分别基于分段连续Lyapunov函数方法和定常Lyapunov函数方法研究了采样系统的鲁棒保性能控制器综合问题。
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Using normal distribution transform probability model to represent a laser range scan.Not need features corresponded,but transform the discrete scan date to the piecewise continuous and differentiable probability density function,and using Newton's algorithm to optimize scan matching,so can build the 2D global map.
利用正态分布转换概率模型来表示激光扫描,不需利用特征对应,而是通过将扫描得到的离散数据点转换成分段连续可微的概率密度函数,并利用牛顿优化算法来进行扫描匹配,从而建立2维全局地图。
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After that, based on the CVaR optimization model with transaction costs, we simulate smoothly the piecewise linear function in objective function separately, and obtain the continuous smooth CVaR optimization model. As an application, we explain via an example when the smooth simulation model is applied in the big scale investment portfolio choice problems, its convergence and stability has the enhancement comparing with the above linear model.
其次,在带交易费用的CVaR最优化模型的基础上,将模型目标函数进行了平滑模拟,得到连续平滑的CVaR最优化模型,并经过实例说明,对于较大规模投资组合选择问题,经过平滑模拟后的模型其解的收敛性和稳定性较之原模型的解都得到了提高。
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A new simplified three-dimensional piecewise continuous autonomous system (a modified model of unified chaotic system) was introduced by replacing a quadratic nonlinear term in a unified chaotic system with a piecewise linear signum function.
通过用分段线性符号函数替换统一混沌系统中部分二次项,得到一个新分段连续的自治系统(称为统一混沌系统修改模型)。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊!不用提了。提到肉,真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。