octree

英

美

网络  八叉树; 空间八叉树; 八叉樹; 八叉树模型; 八又树

计算机

双语例句

• BSP and Octree which are two main space partition technologies are studied.
  较为深入的分析了场景管理基本技术，对二维空间划分（BSP）和八叉树这两种场景管理中主要的空间划分技术进行了研究。
• A method of collision detection with OBB based on octree
  一种基于八叉树的OBB包围盒碰撞检测方法
• Global 3D-Grid Based on Sphere Degenerated Octree and Its Distortion Features
  基于球体退化八叉树的全球三维网格与变形特征
• This method gets the geometric info and builds the Octree model by Pro/ TOOLKIT.
  该方法利用Pro/E提供的开发工具包Pro/TOOLKIT直接获取Pro/E模型的几何信息，建立八叉树模型。
• To improve the speed, accelerating algorithm for ray tracing was studied and compared and a ray tracing algorithm based on octree data structure was presented.
  为了提高光线追踪速度，在研究和比较各种光线跟踪算法的基础上，提出了一种基于八叉树数据结构的光线追踪算法。
• Research on the Establishment and the Query Algorithm of the Linear Octree Spatial Index for 3D GIS
  3DGIS中线性八叉树空间索引的建立与查询算法研究
• Volume rendering and multi-resolution rendering for hybrid octree via cell projection and3D-texture mapping are implemented.
  并用体元投射和三维纹理映射方法分别实现了混合八叉树的体绘制与多分辨率绘制。
• This article presents a method of estimation of normal vector of 3-D scattered points based on octree.
  提出了一种基于八叉树的三维散乱数据点法矢估计的方法。
• We use least squre method to form conicoid mathematic model and fit the point cloud which has been grouped by octree subpision method.
  应用最小二乘法建立二次曲面的数学模型，对于已用八叉树分组的点云数据实现隐函数拟合。
• The thesis designs and implements the octree and the quadtree sampling algorithms to decrease point cloud.
  设计实现了基于八叉树与四叉树模型的降采样算法，使用此算法对点云进行了降采样处理。