从代数动力学算法的观点考察了辛几何算法和龙格-库塔算法的保真问题。
The symplectic geometric algorithm and the Ronge-Kutta algorithm are examined from the viewpoint of the algebraic dynamical algorithm.
作为CCH的实际应用,讨论了该几何算法的稀疏化方法及概率加速算法。
As the practical applications of CCH, spare and probabilistic speed-up geometric algorithms were developed.
几何对象的不精确以及计算机浮点运算生成的误差积累,势必会影响几何算法的可靠性。
The reliability of geometric algorithm is reduced by two reasons which are presenting inaccuration and computer′s floating operation.
三维双曲设计背后的运算法则显示了光线的强度和方向,并把这些与几何原理相结合。
The algorithm behind the 3d double-curvature design registers the intensity and orientation of light rays and assigns them to geometric principles.
针对二值图像的几何相似性,本文提出一种基于等腰直角三角形的压缩算法。
We put forward an compression algorithm based on isosceles right triangle according to the geometric similarity of binary images.
特征空间、几何变换、相似性测度以及优化算法是设计医学图象配准方法时要考虑的四个主要因素。
Many investigator explore in the domain. Medical images registration methods have four main factors: features space, geometry transformation, similarity, and optimizing algorithm.
考虑到港口几何布局稳定的特点,提出了一套基于地理信息的舰船目标检测算法。
In view of the stability of the geometric layout of harbor, an automatic ship detection method based on geographic information is presented.
一个分形几何中最常用的递归算法所画的鸡冠花,仅几行代码。
A fractal geometry of the most commonly used recursive algorithm painting cockscomb, just a few lines of code.
分析了层次包围盒碰撞检测算法的实现流程和基本几何元素间的相交测试计算。
I described and analyzed the flow chart of the collision detection algorithm of hierarchical bounding volume and intersection testing method of the basic geometrical elements.
采用基于约束驱动的几何推理和自由度计算方法,设计了约束检查策略与算法,解决了过约束与欠约束检查问题。
This paper introduces a method which uses geometry reasoning & degrees of freedom calculating based on constraint driven to solve the problem of checking over constraint & under constraint.
新的目标准则函数考虑了数据集样本的模糊隶属关系和样本几何分布两个方面的因素,使算法的鲁棒性和分类的正确性大大加强。
Two factors are considered in cluster-validity criterion to enhance the robustness of algorithm and the validity of clustering, one is fuzzy membership and the other is geometric property.
本文实现一种算法,不仅能进行几何简化,还能简化模型的表面属性,包括:颜色和纹理。
In this paper, we present the implementation of an algorithm, which can handle not only geometric simplification of models but also that of surface attributes, such as colors and textures.
分析STEP文件中信息的组织结构,开发相应的解析算法,进行相关几何信息的识别。
Thegeometry information is recognised on the base of analysis of the structure of STEPfiles and application of the analytic arithmetic.
实验结果表明,该算法有效地减少了送入图形流水线的几何数据,并在贴地漫游的情况下,显著提高了场景绘制速度。
The experimental results demonstrate that the method reduces the geometry sent to the graphics pipeline and improves the rendering frame rate significantly when navigating at ground level.
本文提出一种几何数据压缩的新算法。
This paper presents a new algorithm for geometric data compression.
借助计算机辅助设计,研发了锥蜗杆传动几何参数实用算法,解决了复杂的设计计算。
By CAD, parameter algorithm of geometry pragmatic of the spiroid gearing is developed, consequently shaking off the complex design calculation.
提出一个通用的一般多边形网格的几何压缩算法。
In this paper a new geometry compression algorithm for general polygon meshes is introduced.
将此混合算法应用于几何约束求解中。
This algorithm is applied into the geometric constraint solving.
提出了一个几何压缩算法,用以节省三角网格模型存储和传输时间。
A geometric compression algorithm is presented in this paper to save the geometry model storage and transmission time.
根据距离方程和多普勒定位方程组推导了针对ECS成像算法的几何校正计算公式。
According to the range equation and Doppler positioning equation, geometric correction calculating expressions corresponding to ECS algorithm were derived.
根据标准答题卡同步位和结构元素的几何特点,对算法进行了改进,将分割速度提高到原来的十倍。
According to the geometric features of synchronization position of answer card and structure element, some improvement on the original algorithm was made and the separating speed was decupled.
在此基础上提出了一种混合区域信息和边界信息的方法——基于融合颜色和强度先验信息的几何可变模型的医学图像分割算法。
Then a new method merging area information and edge information, geometric deformable model with color and intensity priors for medical image segmentation, is proposed.
叉积是计算几何中关于线段算法的核心。
In computational geometry, computing cross products is at the heart of line-segment methods.
通过分析该算法的几何原理,构建三角形面片的权值计算公式。
Firstly, the weight's calculation formula of triangle patches is constructed by analyzing its geometric theory.
通过对卡诺结构多维性的分析讨论,推介一种新的几何代数算法,并充分论证其正确性和有效性。
Through commenting on the multiple dimensional character of Karnaugh structure, a new algebra-geometry algorithm with its correctness and efficiency is presented.
通过对卡诺结构多维性的分析讨论,推介一种新的几何代数算法,并充分论证其正确性和有效性。
Through commenting on the multiple dimensional character of Karnaugh structure, a new algebra-geometry algorithm with its correctness and efficiency is presented.
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