In this paper, a storing model for quadtree called RVA tree is presented.
本文提出了一种四元树的存储模式——RVA存储结构。
This paper advances and analyses an algorithm converting Raster to Quadtree.
本文提出并分析了一个栅格—四叉树结构间的变换算法。
This paper presents the data structure of quadtree coding for geo graphics data.
介绍了地学图形数据的四叉树编码数据结构。
A pattern quadtree (PQT) data structure for representing binary images is presented.
提出了表示二值图像的模式四叉树(PQT)数据结构。
It is an extension of the quadtree representation of two-dimensional (binary) images.
它是二维(二值)图象线性四元树表示的一种推广。
Linear quadtree medial axis transforms offer a compact and exact region representation.
线性四元树中轴变换是一种紧凑和精确的区域表示法。
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。
Quadtree coding is currently a valuable method in image processing and computer graphics.
四叉树编码方法是目前图象处理和计算机图形学中的一种有效方法。
Quadtree partitions are often used in fractal image compression to achieve variable bit rates.
为了得到可变的位率，在分形图像压缩中经常采用四叉树分割方法。
According to these results, it can be concluded that ORBIR is more compact than linear quadtree.
这些结果显示ORBIR表示比线性四元树表示更加精简。
Does a QuadTree solution fit this problem, or are there better alternatives to managing the data?
做一个四叉树的解决方案适合这个问题，或者有更好的替代方案来管理数据?。
The variable block segmentation is based on a multi-resolution quadtree-based motion segmentation.
可变块分割的方法是采用基于多分辨率四叉树分解的运动分割。
This article introduces a digital watermarking technology based on adaptive quadtree fractal coding.
提出了一种基于自适应四叉树分形编码的数字水印技术。
Compared with quadtree representation, the average space saving of P-quadtree representation is about 94%.
这种表示与四元树表示相比较，约节省存贮空间94%。
Using this quadtree, we can encode height data at different resolutions in different regions in the terrain.
使用这种四叉树，我们可以在场景的不同的地方用不同的方法压缩高度数据。
The experiment shows that it can receive satisfactory results using Quadtree techniques in image segmentation.
实验表明，把四叉树结构引入图像分割，收到了较好的效果。
A method is presented for converting the array representation of a binary image into the linear quadtree description.
本文提出一种方法实现二值图象的二元数组表示转换成线性四元树描述。
The concept of distance used in binary array representations of images is applied to a linear quadtree representation.
二元数组表示的图象使用的距离概念运用于线性四元树表示。
Except automatic generation quadtree method and interaction mapping method, few methods could generate quadrangle mesh.
除了全自动的改进四叉树法和交互的映射法，只有少数方法生成四边形网格。
The grid index based on linear quadtree is used to index the point cloud data, extracting the point cloud on the block.
采用基于线性四叉树的格网索引对点云数据建立索引，对点云数据进行分块提取；
In the application of image database and data compression, the linear quadtree methods such as GD are studied very much.
在图象数据库的存贮结构及图象的数据压缩等应用中，GD等这类线性四元树表示方法得到了大量的研究。
Compared with ordinary quadtree, it has some advantages including a high rate of compression and a direct representation.
与常规四叉树结构比较，该方法具有压缩率高、表达直接等优点。
The conversion algorithm between LDST and linear quadtree and its time complexity analysis are also studied at the end of the paper.
最后，本文还给出了LDST与线性四叉树之间的转换算法及时间复杂度分析。
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。
In This paper, a normalized linear quadtree representation is obtained by normalizing an object with respect to its centroid and principal axes.
本文通过对图象中客体的形心和主轴进行正规化处理而得到其标准线性四元树表示方法。
On the basis of the new affine transformation and Self-adapted quadtree im-age compression method, we bring forward a new image compression method.
第四章，在赵耀，袁保宗提出的新型仿射变换的基础上，和自适应四叉树编码方法结合，提出了一种新的压缩编码方法。
Based on the spherical icosahedron case of Equal Angle Ratio Projections (EARP), a new spherical Triangle regional Quadtree (EARPIH) is constructed.
在等弧长比投影族球面正二十面体投影基础上设计了球面三角四叉树剖分模型(EARPIH)。
Exploiting the frame coherence, we construct the texture data as quadtree, and integrated with geometry quadtree, which handle the problem of large texture in real-time.
为了解决单张高分辨率纹理映射的问题，我们利用纹理在绘制中的连贯性，将纹理数据组织为四叉树结构。
An algorithm is presented for converting the linear quadtree representation of a simply connected region into a 4-direction chain code description of the region's boundary.
本文提出一种算法实现单连通区域的线性四元树表示转换成区域边界的4 -方向链码描述。
An algorithm is presented for converting the linear quadtree representation of a simply connected region into a 4-direction chain code description of the region's boundary.
本文提出一种算法实现单连通区域的线性四元树表示转换成区域边界的4 -方向链码描述。
应用推荐