Fast neighbor-finding algorithm based on linear quadtree;
基于线性四叉树的快速邻域查询算法
Data subarea based on linear quadtree;
基于线性四叉树的数据分块
Analyze the Characteristics of the linear quadtree and linear octree and describe the linear octree encoding based on the decimal system.
分析了线性四叉树、线性八叉树两种数据结构的特点，介绍了一种基于十进制的线性八叉树编码技术。
A gray image representation algorithm by using the direct triangle and rectangle non-symmetry and anti-packing model(NAM) is proposed after the algorithms of the direct triangle NAM(TNAM),the direct rectangle NAM(RNAM),and the linear quadtree were analyzed.
分析了三角形非对称递布局模型(NAM)、矩形NAM和线性四元树表示算法,借助于三角形和矩形布局问题的思想,提出了一种直接三角形和矩形NAM(TRNAM)的灰度图像表示算法。
By comparing the proposed algorithm with the linear quadtree, the theoretical results show that the compression ratio of the former is muc.
理论分析表明,NOAS表示相对于线性四元树表示在压缩率方面更具优势。
The theoretical and experimental results presented in this paper both show that the binary image representation method using NAM with triangles and rectangles can reduce the node numbers and the data storage much more effectively than the popular linear quadtree representation method,and therefore it is a better method to represent the binary image pattern.
理论分析和实验结果均表明:与流行的线性四元树表示方法相比,三角形和矩形NAM表示方法能更有效地减少节点数和数据存储空间,是二值图像模式的一种良好的表示方法。
The Application of Linear QuadTrees in Rendering Terrain Surface;
线性四叉树在基于LoD的地表模型绘制中的应用
An integrated raster-vector method based on linear quadtree structure for generating the Voronoi Diagram is proposed.
提出一种基于线性四叉树结构并顾及矢量与栅格计算性质的Voronoi图生成方法,其核心思想是利用线性四叉树结构以减小空间剖分所产生的空间复杂度,改变膨胀模拟操作的计算方向以减小时间复杂度。
The data structure of linear quadtree coding for two-dimension graphic data is presented.
介绍了二维图形数据的线性四叉树编码数据结构。
A New Linear Quadtree-based Image Segmentation Algorithm
一种新的基于线性四叉树的图像分割算法
THE ALGORITHM OF FAST DIRECT VOLUME RENDERING BASED ON LINEAR OCTREES
基于线性八叉树的快速直接体绘制算法
When a tree grows up, its branches grow apart
树长大时，树枝便向四处分叉
A Quadtree Structure Based on Storing Ascendant Attribute and Its Construction Algorithm
一种基于优势属性存储的四叉树结构及其构建算法
Binomial Model Based on Ito Process and the Local Linear Predictor in Pricing Options;
基于Ito过程的二叉树期权定价模型及局部线性预测法
Research on the Establishment and the Query Algorithm of the Linear Octree Spatial Index for 3D GIS
3D GIS中线性八叉树空间索引的建立与查询算法研究
A Quad-tree Based Algorithm for Skyline Query
基于四叉树的Skyline查询算法
Study on Interest Management Based on Quadtree in Distributed Virtual Environment
DVE中基于四叉树的兴趣管理研究
Image Retrieval Based on Quadtree and Edge Invariant Moments
基于四叉树和边界不变矩的图像检索
New LOD method based on adaptive quad-tree for terrain visualization
基于自适应四叉树的地形LOD算法
Optimized Design for Dynamic LOD Virtual Terrain Using Quad Tree
基于四叉树的动态LOD虚拟地形优化
The Means of Image Right Guarantee According to Linear Guar Tree Value Expressing;
一种线性四元树数值表示保障影像版权之方法
Four-lane highways crisscross the country.
四线干道纵横交叉布于全国。
Optimization of Quadtree LOD and Application in the Terrain Simulation;
四叉树LOD算法优化及在地形仿真中的应用
Research of View-dependent and Multi-resolution Terrain Based on Adaptive QuadTree;
基于自适应四叉树视相关多分辨率地形研究
Tiled Block Quadtree Terrain Rendering Algorithm based on GPU
一种基于GPU的瓦片块四叉树地形绘制算法
LOD Algorithm Based on Improved Quadtree-split and Node Storage
基于改进四叉树分割和结点存储的LOD算法
Technology of the Real-time Rendering of Large-scale Terrain Based on Quadtree
基于四叉树的大规模实时地形渲染技术研究