查询词典 Lorenz

And the effects of length of data N to the approximate entropy of chaotic system isalso analyzed.All these are accomplished by examining several time series produced by a surperposition of white noise and noise-free data.It uses the discrete system logistic map and continuous system Lorenz attractoras the examples.

以Logistic方程描述的离散系统和Lorenz方程描述的连续系统为例，采用白噪声和无噪声信号以不同的信噪比混迭而成数据的方法，分析了相同数据长度N，不同信噪比下，混沌系统近似熵的变化；相同信噪比，不同数据长度对系统近似熵的影响。

Replaces the non-linearity of space and time with one kind of description equation in more profound non-linear mechanism, this new transformation being similar as Lorenz transformation, but has the more widespread covariant invariability.

实际是把时空上的非线性用一种描述方程上的更深刻的非线性机制来代替，这种新的类似于洛伦兹的变换具有更广泛的协变不变性。

In this paper, the method of synchronizing chaos by driving of discrete chaotic system in continuous chaotic systems is proposed. The logistic map, Henon map and the system of Lorenz are taken as three typical examples.

提出了用离散混沌系统驱动连续混沌系统导致其同步的方法，以逻辑映象、Henon映象、Lorenz系统为例，数值地研究了这种混沌同步方法。

The concept of synchronization and several kinds of classical synchronization method are given, then the parameter identification process of chaotic system based on adaptive synchronization is given. Parameter identification problem can be converted into optimization with a given index function. Finally the paper explains the whole process with discrete Henon system and continuous Lorenz system.

首先，介绍了同步的定义和几种经典的同步的方法，说明了基于自适应控制方法的混沌系统参数辨识过程，并把参数辨识问题转化为对性能指标的优化问题。

To determine value and relation between Lorenz plot and time/frequency domain index of heart rate variability.

目的：探讨心率变异性分析中Lorenz散点图与时域、频域指标的相关性及其诊断价值。

It is novel to construct dynamic model of VS1 vacuum circuit breaker by multi-body software ADAMS (Automatic Dynamic Analysis of Mechanical System), which is verified by experiment. The electrodynamic force model is also constructed by classifying the electrodynamic as Lorenz force and Holm force.

引言 对断路器的动力学特性进行仿真分析，有利于实现断路器的优化设计；并且研究断路器在故障状态下的动作特性，能够为断路器的状态检测提供理论依据。

Numerical explorations of Henon, Lorenz and others, Mathematical works of Sinai, Bunimovich and Szasz, contributed to the development of modern ergodic theory and chaotic dynamics.

Henon、Lorenz等的数值探索、Sinai、Bunimovich、Szasz等的数学理论工作对现代遍历理论和混沌的研究起了很大的作用。

The improved algorithm is subsequently used in parameter estimation of Lorenz chaotic systems.

将改进的算法用于Lorenz混沌系统的参数估计。

This thesis also studies a type of dynamical systems called Lorenz-type ODE having chaotic attractors and provides a nice estimation for the chaotic parametric region.

本文还分析了一类具有混沌吸引子的Lorenz型ODE，较好地估计了混沌参数区域。

And then, in the foundation of the overseas scholars'study, I study RP and the CRP methods for visualization the dynamics characteristic of the phase space track as well as the complexity degree algorithm of chaos time series——ApEn algorithm. Applying these two methods based on the VB program we analyze separately the data which is obtained from complex financial system model and Lorenz system, and obtain several new recurrence plots and cross recurrence plots. This provides the graph gist of determination complex intrinsic characteristic. The results establish the foundation for exact and further division of chaos time series.

接下来，在国外学者研究的基础上，基于混沌时序形象化相空间轨迹的动力学特征的分别研究了RP和CRP方法以及判定混沌时间序列的复杂度算法的ApEn算法，基于VB程序应用这两种方法分别对Lorenz系统及实际的一类复杂金融系统模型所得到的数据进行了分析，得到了几个较为新的复原图和相干复原图，这对于判定时序数据的复杂内在特性提供了图形上的比对依据，研究结果为混沌时序的准确和进一步分类奠定了基础。

In contrast to the ubiquitous rising-sun-with-rays military flag of the Japanese, Chinese banners and ensigns feature a range of designs.

与遍地都是的太阳军旗不同，中国人的旗帜和徽章设计得各式各样。

From their small corner of Feng's Guangzhou headquarters -- a jumble of pink leashes, squeezable rubber steaks, and plastic doggy Santas for Fido's stocking -- Soleil's designers come up with at least five new products a month.

从Feng 设在广州总部的产品展示柜台上可以看到，Soleil的设计师每月至少设计出5件新产品。