本课题中主要通过基于数据的建模和基于图像的建模实现，并在建模过程中体会到图形生成算法在可视化中的应用。
In this paper, it is realized by data-based modeling and graphics-based modeling. The corresponding arithmetics are applied in the process.
传统的图形化编程平台大多采用基于数据驱动的扫描运行算法，CPU占用率高，运行效率低。
Most traditional graphical programming platforms adopt running algorithmic based on data-driven mode, which leads to inefficient use of CPU and low execution performance.
针对图形文件以矢量方式记录几何实体的特点，提出了一种基于改进几何哈希法的图形检索算法。
In view of the fact that geometric entities are recorded in vector form in graphics file, this paper presents an algorithm based on modified geometric hashing for shape retrieval.
提出一种基于硬件加速的算法，在实时图形应用中非侵入式地获得各种风格化渲染特效。
To achieve various stylized visual effects non-invasively in real-time graphic applications, we propose a hardware-accelerated algorithm.
详细地论述了基于邻接表图形数据结构的进路搜索算法，并给出了完整的描述。
Finally, a particular description of a route searching algorithm is given based on graph data structure of an adjacency list.
介绍了一个基于环节的控制系统图形组态仿真软件的功能和实现方法，及改进的仿真算法。
This paper introduces a simulation software of control system block diagram configuration based on elements, including its functions, implementation method and improved simulation algorithm.
为进行图形辨别，提出一种基于DSP的空域图形辨别算法。
This paper indicates a approach of graph distinguish arithmetic in space base on DSP.
提出了一种基于特征的动态滑动匹配算法，用于从零件CAD产生的图形交换文件中识别基孔类型、提取基孔的形位参数。
A feature based dynamic slide match method for recognizing holes type extracting holes shape and location parameters from CAD exchange files is propsed.
基于分布式交互仿真的视景仿真系统，对仿真结点的图形和网络处理能力提出较高的要求，需要在建模和算法上进行优化。
The visual simulation based on DIS raises a high demand on the graphics and the net processing ability of the simulation nodes, thus optimization in the modeling and choice of algorithms are required.
实现了一种基于图形处理器的单步光线投射算法，并在此基础上提出了一种基于空间跳跃技术的光线投射算法，以实现加速。
A single-pass ray-casting algorithm is developed based on GPU(graphics processing unit), and on the basis of this algorithm an accelerated algorithm is proposed based on space leaping technique.
研究了动画生成的关键帧技术，基于图形的矢量表示法，提出了一种通过网格化一个三维物体来生成中间画的算法。
A new method of generating in-between was put forward by meshing a three-dimension object based on the presentation of vector graphics.
作为这一算法的应用，本文给出了基于该裁剪技术的平面图形消隐算法。
As an application of this skill, the algorithm for hidden part removal of planar shapes is also presented in this paper.
着重论述了在JHSCAD软件中对基于矢量图形的分层区域自动生成的算法思想和计算机实现。
We discussed the algorithm of generating the layered regions with computer. The software JHSCAD was used, which can generate and maintain the sectional graphs based on vector.
实际建模过程中，经常会遇到非流形的多边形表面，但很多现有的图形学算法都是基于流形结构的。
In the progress of modeling, We often meet Non-Manifold polygonal surfaces, but a lot of graphical algorithms that operate exclusively on a Manifold polygonal surfaces.
在实践的基础上总结提出了基于功能约束的参数化图形设计的三种算法，并给出了部分实践的结果。
Three algorithms for function constraint based parametric graph design are presented, and some results in practice are offered.
提出一个基于正向推理的图形匹配识别算法。
At last, an intelligent shape matching algorithm based on forward reasoning is presented.
针对传统图形绘制算法速度慢，质量不高的缺点，提出了一种快速的基于光线投射法的体切割预处理方法。
To overcome the disadvantages of the traditional volume clipping algorithm, this paper proposes a fast volume clipping method based on ray-casting.
在研究了现有图形提取算法的基础上，本文针对手绘图形绘制不规则的特点，提出了一种新的图形识别算法—基于直线段跟踪的手绘图元识别算法。
After studying the existing graphics extraction algorithm, a new graphics recognition algorithm-an off-line recognition method for freehand graphics based on line segment tracing is proposed.
研究了电力网通用图形化建模方法，提出了基于所绘电气接线图的电网拓扑结构识别的算法，为各种电气计算软件的开发奠定了基础。
Based on the power system diagram which is plotted in the application software, an effective algorithm for power network topology identification is also presented.
该文提出了基于光线跟踪算法的三维真实感图形动画的制作方法。
This paper presents a method of making three-dimension reality graphics animation.
也许同样重要的是基本的算法，如二进制搜索，图形搜索算法，排序算法，并基于树的极小搜索。
Perhaps just as important are fundamental algorithms like binary search, graph searching algorithms, sorting algorithms, and tree-based searches such as minimax.
基于区域递归分解算法是一种有效的四边形网格生成算法，能较好地运用于复杂的单连通和多连通图形区域，自动化程度高。
This paper presents an efficient algorithm for creating automatic quadrilateral mesh based on a recursive decomposition domain of quadrilateral elements.
针对一类特定的二值图形-pdf417二维图形码，提出了基于边界移位的隐藏信息嵌入算法。
Aiming at a specific binary images-PDF417 2d Barcode, a new information hiding method based on boundary shift was brought up.
该算法与基于像素的图形表示方法相比，识别率高、识别速度快、鲁棒性好。
The presented way is more effective, faster and more robust than the previous technique based on pixels.
在CT脑血管医学图像断层间三维重建图形配准中，提出了基于图像内部各个血管轮廓间相对位置信息的优化新算法。
A novel registration algorithm is presented for ct cerebrovascular medical image 3-d reconstruction based on the mutual location information of individual contours of the image set.
给出一种基于光照模型的、针对三阶矩阵迭代的可视化算法，并利用该算法绘制了三阶矩阵单步、多步迭代序列的图形。
In the paper, the effects of the selection of the initial vector and the controlling condition of the iterating cycles in the matrix iteration method are inquired into.
讨论了一种基于地形图的纹理映射算法，用以生成地形表面的三维图形。
This paper discusses the algorithm of texture mapping based-on topographic map to produce the 3d images.
重点介绍基于推导出的网络树拓扑模式识别算法与图形生成算法所设计的具有工程使用功能的计算机辅助拓扑识别应用系统。
This paper mainly introduces the applying system of the computer aided network tree pattern identification designed based on the algorithms of the network tre…
重点介绍基于推导出的网络树拓扑模式识别算法与图形生成算法所设计的具有工程使用功能的计算机辅助拓扑识别应用系统。
This paper mainly introduces the applying system of the computer aided network tree pattern identification designed based on the algorithms of the network tre…
应用推荐