查询词典 initial approximation

An independent axiomatic system that describes the upper approximation of Pawlak rough sets is formulated by three simple formulas.

获得的结果深刻地揭示了经典等价关系与模糊等价关系的本质区别，进一步深化了Pawlak粗集理论。

As a concrete Banach space, it is applied in best approximation, and optimal control problems.

所以，对Orlicz空间几何性质的研究就显得比较重要。

By use of ANN model trained under normal circumstance, inner and outer bus fault can be distinguished clearly. For the research on bus protection theory based on function approximation ability of ANN, it is crucial to establish the functional relation between the input and the output of bus protection object.

在研究基于ANN函数逼近能力的母线保护原理的过程中，首先就母线保护物理对象的输入输出之间的函数关系进行了研究，将物理对象的输入定为母线上各回路电流互感器传变后的同一时刻二次检测电流，输出定为母线上各回路的一次侧同一时刻流过的电流之和。

General method, including steepest descent method, conjugate gradient method and Dynamic Programming, is to search piecewise functions as the approximation with numerical methods on the base of Bellman\'s principle of optimality or the Hamiltonian function.

动态规划与智能仿生算法尤其适用于梯度信息不可得的情况。单一的优化方法用于不同情况下的化工动态优化问题未必可行有效，为此本文针对具体情况，提出了多种解法的集成策略。

In this thesis,using the Bernstein polynomial approximation,Stieltjes transform method and the central limit theorem of martingale,under suitable moment conditions,we prove the CLT of LSS G_n with a generalized regular class C4 of the kernel functions for large dimensional sample covariance matrices.

在适当的矩条件下，当核函数f属于C4时，我们证明了大维随机协方差矩阵的线性谱统计量的中心极限定理。

In this paper the degree of approximation by n-dimensional Bernstein polynomials is discussed.

本文讨论了k维空间的伯恩斯坦多项式在不同的距离下的逼近度。

This subject has certain value to understand the development history of Bernstein approximation and probe into its extensive properties and application.

本课题对于了解Bernstein逼近的发展历史和探讨其更广泛的性质与应用都有一定的价值。

This thesis has studied the approximation properties of Bernstein operators and its modified operators in detail.

本篇论文系统研究了Bernstein算子及其修正算子的逼近性质。

The derived equation for describing the transverse intensity distribution gives good approximation to the experimental result as well as the zero-order Bessel function.

模拟得到的光场分布与实验结果及基于菲涅尔衍射积分理论或空间光谱理论得到的零阶贝塞尔光束很接近。

Therefore the best possible approximation to 1/10 in 754 double precision is that over 2**56, or

因此 1/10 在 754 双精度下最接近的是它比 2**56 ，即

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。