A method that using the sign function and the absolute function to construct special nonlinear functions is proposed.
因此,提出了一种采用符号函数和绝对值函数构造特殊非线性函数的方法,并讨论了利用这些特殊的非线性函数逼近任意的第一类非连续函数的问题。
The paper studies the property of sign function and its application to mathematicalanalysis.
研究了符号函数的性质及其在数学分析中的一些应用。
On one hand,normalized power value of input signal was introduced to improve filtering accuracy and stability; on the other hand,sign function of error was used as well in order to decrease calculation burden and increase .
结合工程实际需要,该方法在常规最小均方算法(LMS)的基础上进行了两方面改进:一方面,从提高滤波精度和稳定性角度引入输入信号的归一化功率;另一方面,从减少计算复杂性、提高算法实时性角度引入误差符号函数;并通过收敛性分析确定了变步长符号LMS算法的步长参数。
The symbolic function is used to generate the 3-scroll chaotic attractors, and the largest Lyapunov exponent, power spectrum, Poincare map are given.
提出利用符号函数产生3涡卷混沌吸引子的方法,进行基本的混沌动力学分析,给出最大李雅普诺夫指数、功率谱、庞加莱映射,并基于李雅普诺夫稳定性理论,研究了两个3涡卷混沌吸引子的单向耦合同步的问题,给出3涡卷混沌吸引子产生及其同步的数值模拟结果。
A new family of symbolic function with special scaling coefficients was presented and it was verified by using recurrence,constructing and cut-supplement method that the wavelets constructed had a regularity index of order r+1 and the orthogonality.
给出一类尺度系数为固定排法的新的二元小波的符号函数,通过递推以及构造的思想,运用割补的方法验证所构造出的小波具有r+1阶正则指数及正交性。
introducing some function symbols and allowing the names for certain operations,you can use the reductions of pi calculus to express the computing process of Turing machines.
研究结果表明,只要对Pi演算进行一定的的扩展,即引入某些函数符号,允许对发送的名字作一定的运算,就可以用Pi演算的规约来表达图灵机的运算过程。
This paper puts forward a sign function method to solve the Riccati equations of active magnetic bearings control system with high - order (16 orders).
本文给出用符号函数法求解高阶径向磁力轴承控制系统（１６阶）的ＲＩＣＣＡＴＩ代数矩阵方程的方法，分析影响解精度的因素，最后给出仿真结果。
Research and application adaptive genetic algorithm based on sign function
基于符号函数的自适应遗传算法的研究与应用
Study on Environmental Carrying Capacity by Symbolic Function Extreme Value Method
环境承载力评价的符号函数极值法研究
By the interpolation property, we provide an explicit formula for constructing the corresponding wavelet.
利用插值特性，给出插值函数相应正交小波符号函数的显式构造公式。
" Optical transfer function--Terminology, symbol"
GB/T4315.1-1984光学传递函数术语、符号
Application of MATLAB Symbol Toolbox to Study Function Character;
应用MATLAB符号工具箱研究函数的性态
Fast generation of signed distance function in level set method
水平集方法中符号距离函数的快速生成
Two variable operator-valued functions in Mikusinski operators
Mikusinski二元算符函数
mathematical symbol
数学符号,运算符号
A Symbolic Algorithm for Computing Critical Values of Algebraic Functions under SAS Restrictions;
求代数函数在半代数系统约束下的临界值的符号算法
When one of the six parameters is not equal to zero, the wavelet are nonseparable.
当尺度函数的符号中含有因子（方程式略）的幂指数越高时，尺度函数越光滑。
Two examples about symbolic regression given in this paper show that this me thod is feasible.
通过对两个函数进行符号回归验证，说明此方法是合理可行的。
Notational conventions concerning functions in vector-matrix form are summarized here entirely in terms of vectors.
关系矢量-矩阵形式函数的符号约定在此完全用矢量来描述。
" Terms, symbols, coordinate system and functional notations for photographic density measurements"
GB/T12823-1991摄影密度测量的术语、符号、坐标系和函数表示法
SER Performance Analysis for Cooperative Relay Transmission Using Moment Generating Functions
基于矩生成函数的协同中继传输误符号率性能分析
catalytic constant
催化常数[符号Kcat]
quantities (units and symbols)
数量（单位和符号）
The positive sign is +.
正数的符号是 +。
A symbol or word used to represent a number.
数字表示数的符号或字