查询词典 piecewise continuity

Evaluation of the approach is implemented using a simulated piecewise smooth signal.

结果显示特别是在信号采样序列的长度有限时，采用本文方法可以获得比中值估计方法更准确、更可靠的白噪声方差估计。

Numerical experiments were performed to demonstrate the efficiency and efficacy of the proposed methods, for both smooth and piecewise smooth domains with exact and noisy data.

文中给出了数值算例说明了基本解方法和边界节点法求解椭圆型偏微分方程反问题的有效性，分析了基本解方法的收敛性，考察了光滑和分片光滑的几何区域以及数据精确和含有噪音两种情形。

The Zero-time discontinuity mapping is deduced in detail and the compound piecewise smooth map of corner-collision bifurcation is given.

数值结果表明该非光滑系统中存在周期运动的鞍结分岔和角点碰撞分岔现象。8。

In chapter 2 a piecewise smooth feedback laws is proposed which can stabilize the system to a single point equilibrium from any initial positions.

本论文第二章设计了一种分段反馈控制，将系统由任意初始状态稳定到单个平衡点。

The analyses show that the order of the general LMM may be reduced when the LMM is used to calculate piecewise smooth dynamics systems, and the precision of LMM is decreased.

分析表明，在计算非光滑的机械动力系统时，线性多步法类的数值积分方法出现降阶现象，计算精度会大大降低。

Firstly, this paper assumes that the surface of range image is piecewise smooth, and estimates curvature from the smooth piece of surface to which the current point belongs.

首先，提出曲面是分片光滑的假设，表面曲率需从该像素所属的光滑曲面片来估计。

An important field in vibration engineering is the dynamics of mechanical systems with piecewise smooth features, such as existing clearance, constraint, friction and hysteresis, It is possible to optimize practical system parameters by investi...

对其分岔与混沌行为的研究为工业实际中含间隙机械系统和冲击振动系统的优化设计提供了理论依据。

Horizontal Well ; Piecewise Smooth Dynamical Systems ; Impulsive Differential Systems ; Optimal Control ; Stability ; Initial Time Difference

国家自然科学；水平井；分段光滑动力系统；脉冲微分系统；最优控制；稳定性；初始时刻偏差

The corner-collision bifurcation of piecewise smooth systems is addressed.

推导了零时间不连续映射并给出角点碰撞分岔的分段映射。

The grazing bifurcation point is found in terms of the conditions for the existence of grazing orbit.The bifurcation diagrams are gained through previous piecewise smooth map and numerical calculation,they are similar structurally.

利用擦边分岔条件找到了此系统的擦边分岔点，利用推导的擦边分岔的分段映射和直接数值仿真获得不连续分岔图，两者得到的分岔图在结构上是类似的。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。