查询词典 approximation in excess

Adaptive subdivision is performed only in the areas facing to the viewpoint in the pre-process. And in the each adaptive subdivision, we choose the normal angle of the adjacent faces as the control error to detect whether the approximation is sufficient. Sharp edges are automatically tagged according to the given thresholdθand subdivision masks are designed based on different sharp degrees.

在预处理过程中，只选取面向视点的网格作为能够被进一步自适应细分的网格；在自适应细分过程中，用相邻面片的法向夹角作为控制误差来反映细分的逼近程度是否足够；并根据预设的阈值θ自动标记网格中的尖锐特征边，重新设计尖锐特征处的权值掩模。

By analyzing the relations of two adjacent waves in the process of locomotion and doing an approximation of the serpenoid curve, the motion function of relative angles between two adjacent links and the absolute angles between each link and the baseline on the traveling curve are built.

通过对蠕动运动过程中相邻2个波形的分析和对serpenoid曲线的近似，建立了运动波形上各相邻连杆间的相对角度运动方程和各连杆与基线之间的绝对角度运动方程。

At the same time, the conditions of affine transform approximation are given in this chapter.

第三章在仿射模型的基础上，首先从函数空间的角度建立起不变特征提取的模型，将不变特征提取归结为寻找具有特殊性质的核函数。

In mis thesis, the problem of adaptive control for affine nonlinear system is studied based on the global approximation of neural network.

本文利用神经网络的全局近似能力，研究了仿射非线性系统的自适应控制问题。

The algorithm of segment rational quadratic B-spline approximation to algebraic curve was discussed in detail.

详细地讨论了代数曲线的分段有理二次B样条逼近算法。

The paper applies algebraic geometry, computational geometry, approximation theory to study the following problems: the Nother type theory and the Riemann-Roch type theory of the piecewise algebraic curve; the number of real intersection points of piecewise algebraic curves; the real piecewise algebraic variety and the B-net resultant of polynomials.

本文应用代数几何，计算几何，函数逼近论等学科的基本理论，分别就分片代数曲线的Nother型与Riemann-Roch型定理；分片代数曲线的实交点数；实分片代数簇以及多项式的B-网结式进行研究。

Chapter 4 presents five design criteria of S-boxes of block ciphers, develops a method of constructing large S-box by use of algebraic group operation, proves the balance property of these large S-box, tests the strict avalanche and independence of avalanche variables properties of S-boxes in NEA cipher, analyses the nonlinearity and best linear approximation of the S-box, and finally defines the differential of input/output of S-boxes of this cipher and analyses the distribution of them.

第二部分即第三章，提出了一种新的分组密码类NEA(NEA-4A，NEA-8A，NEA-4B，NEA-8B)，完整地描述了该密码类的加解密过程和密钥协议；证明了NEA-4B和NEA-8B的完全对合性和没有不动点的性质；分析了该密码类的安全特征；具体地介绍了实现该类密码的途径；给出了NEA-4A的计算机C语言程序和样本数据。

The alikeness of semantic structure of associational elements brings about the approximation of the internal structure of associational element group.

联想成分语义结构的类同性产生联想成分群内部结构的相近性。

In order to simplify the numerical computation, Ambrosio and Tortorelli's Γ-convergence approximation is also employed to substitute irregular parts of MS functionals with the auxiliary smooth function.

采用了Ambrosio和Tortorelli提出的Γ-收敛逼近方法，将MS函式对边界积分转化为一类合适的辅助光滑函数的区域积分。

This paper presents a new successive approximation nonlinear analog-to-digital converter based on feedforward neural network.

本文提出一种基于前向神经网络的逐次逼近式非线性A／D转换器。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。