Aiming at the position servo system of NC machining tool, this paper designs a kind of control arithmetic on compound sliding variable structure for its controller.
针对数控机床的位置伺服系统，为其控制器设计了一种复合滑模变结构控制算法。
Owing to the complicated variable rule of CMMs geometry error, it's difficult to convergence for using common BP neural network model arithmetic with a slow velocity.
由于坐标测量机几何误差变化规律复杂，采用一般的BP神经网络模型算法，速度慢且难以收敛。
This paper traverses the BP arithmetic to solve non-linear system in one variable, presents and proves the convergence theorem of the arithmetic, shows the application example.
详细研究了一种一元非线性系统的BP算法，提出并证明了该算法的收敛性定理，给出了该算法的应用实例。
From the Rayleigh quotient of structural vibration, the computation expression of fuzzy variable of structural characteristic is obtained on the basis of the principles of interval arithmetic.
从结构振动的瑞利商表达式出发，利用区间运算推导出结构特征值模糊变量的计算表达式。
Traverses the BP arithmetic to solve non-linear equations in one variable, presents and proves the convergence theorem of the arithmetic, shows the application example.
遍历BP算法来解决非线性方程的一个变量，提出并证明了该算法的收敛性定理，给出了应用示例。
System control arithmetic adopts variable-structure-control, which can choose on-off-control and fuzzy-control and integral-control strategy automatically.
控制算法采用变结构控制器，可根据系统误差及其变化率的大小自适应选择通断控制、模糊控制、积分控制等控制策略。
In the paper, we discuss the variable sampling in ultrasonic testing, and compare two techniques, i. e., the resampling arithmetic and the filter group.
本文对超声检测中常遇到的变采样问题进行讨论，比较了两种实现方法：基于特征值的二次采样和滤波器组，并给出了二次采样算法。
In the paper, we discuss the variable sampling in ultrasonic testing, and compare two techniques, i. e., the resampling arithmetic and the filter group.
本文对超声检测中常遇到的变采样问题进行讨论，比较了两种实现方法：基于特征值的二次采样和滤波器组，并给出了二次采样算法。
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