将离散指数趋近律与离散变速趋近律结合为平滑切换的组合趋近律并以仿真看其控制效果;
Discrete index asymptotic law and discrete variable speed asymptotic law are combined to form the smooth switching asymptotic law, and the theoretic analysis is validated by simulation.
在第二个问题中,我们给出了在离散的情形下,指数族势函数严凸的充分必要条件。
In the second we give the necessary and sufficient conditions for strict convexity of power function of exponential family in the discrete case.
对多要素离散空间场之间的相关性测度,定义了一种基于信息熵的规范的相关指数,并给出了计算方法。
The author defines normative relational index based on entropy and gives the method of computation, for relational measurement among multi-elements discrete spatial fields.
给出了离散时间序列多重分形除趋势涨落分析方法和霍尔德指数的计算方法,并用它们研究了气温时间序列。
We give multifractal detrended fluctuation analysis and Hlder analysis of discrete time series and use them to study the temperature time series fluctuations.
研究了一类时滞离散神经网络指数稳定及鲁棒稳定问题。
The problem of exponential stability and robust stability for a class of discrete-time neural network with time-varying delay is investigated.
传统的基于有限域的离散对数问题因为可以使用指标计算方法而存在亚指数时间算法求解。
The classical discrete logarithm problem in finite prime fields can be solved in an expected time which is subexponential in the group size via the socalled index calculus method.
本文利用不动点指数理论得到离散边值问题多重正解的存在性。
In this paper, we consider the existence of multiple positive solutions of discrete boundary value problem. The theory of fixed point index is used here to derive the existence theorem.
价格指数的变化是连续性的,而虚拟变量只能描述价格指数的离散变化,比如在销售淡季虚拟变量法就不能提供精度较高的分析结果。
Dummy variables can only describe the discrete changes of price index, for instance, using dummy variables in sales off-season can not provide upper precision estimating result.
本文将讨论指数函数连续和离散两种形式及其在实际问题中的含意。
This text will discuss two forms of the index number function with the property of continuous and discrete, and the implication in the actual problems.
传统的荧光寿命成像的数据分析,按某些具有不同寿命、离散的单参量指数模型来描述荧光衰减过程。
Conventional analyses of fluorescence lifetime data resolve the fluorescence decay profile in terms of discrete single exponential components with distinct lifetimes.
提出了通过改变离散混沌系统的李雅普·诺夫指数对离散混沌系统进行控制的一种方法。
It is proved that chaotic systems could be controlled by changing the Lyapunov exponents of the systems and setting it to be negative.
本文论证了非负光滑离散函数累加生成后具有近似的指数规律,即灰指数律。
It is shown that the grey exponential law can be obtained by means of accumulative generation for non-negative smooth discrete function.
研究了离散时间神经网络的全局指数稳定性问题。
In this paper, the global exponential stability of discrete-time neural networks is discussed.
并以任意的一个二维离散线性时不变系统为例,对其进行仿真,仿真结果表明该控制策略能保证网络化控制系统的指数均方稳定性。
Next using an arbitrary two dimension discrete linear time-invariant system as a simulation example, simulation results indicates the control scheme can insure mean square stability of the NCS.
通过引入人体舒适度指数这一气象新概念,对电网负荷与气象变化之间的关系进行相关性、离散性和灵敏度分析。
Though inducting the new meteorologic concept of human body amenity indicator, make the analysis of correlation, variance and sensitivity between grid load and meteorology change.
采用一种利用资产定价模型因子载荷截面离散度指标测度羊群行为的新方法来检验上海股票市场是否存在以市场指数为领头羊的羊群行为。
A new approach is employed to test herding towards the market portfolio, which is based on the cross-sectional dispersion of the factor loading of asset pricing model within Shanghai stock market.
第三章对变系数离散时间混合时滞细胞神经网络模型周期解的存在性与全局指数稳定性进行了讨论。
In Chapter 3, we discuss the existence and global exponential stability of periodic solutions for discrete-time cellular neural network with mixed delays and variable coefficients.
二级离散复镜像方法将谱域格林函数分两步近似,减少了广义函数束方法对格林函数进行指数拟合的时间。
In the two-level DCIM, the approximation is performed at two levels to reduce the time to fit the Green's functions with exponential functions so that the efficiency is improved.
而虚拟变量只能描述价格指数的离散变化,比如在销售淡季虚拟变量法就不能提供精度较高的分析结果。
The dummy variables can only describe discrete changes in price indices, such as selling off-season dummy variable method will not be able to provide high precision analysis.
针对混沌系统,采用基于李雅普·诺夫指数和开闭环控制实现了连续和离散混沌系统的控制。
The control theory of chaotic dynamical systems mainly contain the Lyapunov Exponents-based control and open-plus-closed-loop control of discrete-time chaotic systems.
它也可指数量的离散输入或输出(I /O)行动回应在第二个(IOPS)。
It can also refer to the number of discrete input or output (I/O) operatio responded to in a second (IOPS).
针对当前农用地分等中,直接利用土地利用系数和土地经济系数计算分等指数在无形中扩大结果离散性的缺陷,提出了线性模型来修正这两个系数。
The purpose of this study is to set up a linearity model for correcting land use coefficient and land economic coefficient. Methods of modeling and il lustrating are used.
结果通过离散余弦变换,图像由空间域变到了DCT域,在DCT域用指数低通滤波器去噪,高通滤波器提取地面特征边缘信息。
The test data is processed with two kinds of filter. Results At compressing field noise restrain and edge extraction are realized.
结果通过离散余弦变换,图像由空间域变到了DCT域,在DCT域用指数低通滤波器去噪,高通滤波器提取地面特征边缘信息。
The test data is processed with two kinds of filter. Results At compressing field noise restrain and edge extraction are realized.
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