规则网格

SOM网络将多维数据映射到低维规则网格中，可以有效地用于大型数据的挖掘；

SOM network can project multi-dimensional data on a low-dimensional regular grid that can be effectively utilized to explore properties of the large data .

文中根据六面体规则网格相邻单元的关系约定，提出一种基于MPI建立六面体网格拓扑关系的并行算法。多面约束棱台体全六面体网格生成算法

A parallel algorithm determining the topological relation for hexahedral grid is presented in this article . All-Hexahedral Mesh Generation for Prismoid Subject to Geometry-Topology Constraints

稀疏规则网格中带反馈机制的SIS模型

SIS model with a feedback mechanism on sparsely distributed regular lattices

本文提出一种基于Voronoicell的非规则网格有限差分算法，并将其应用于声波方程的正演模拟计算及逆时偏移处理。

A new finite-difference method is developed for seismic modeling and reverse-time migration based upon the Voronoi Cell construction on irregular grids .

对当前几种有代表性的不规则网格的LOD算法进行了比较。

Compare several of the representative irregular networks LOD algorithms . 4 .

基于群体稀疏分布的二维规则网格，提出了一个考虑群体自身的反馈机制、群体密度和群体流动的SIS模型。

An SIS model related to feedback mechanism , crowd-density and crowd moving on sparse distributed regular lattices is proposed .

评价过程中，摈弃了常用的规则网格划分评价单元的评价方法，改进为利用GIS的空间叠加功能生成评价单元，并利用GIS的属性数据库对福建省区域环境地质状况进行了定量评价。

In the assessment units , the authors abandon the traditional regular partition of assessment units , and adopt the new method to build the assessment units by the space congruence function of GIS .

建立地质构造三维可视化模型的典型方法包括三维规则网格法、TIN表面法、四面体法以及综合法。

The typical 3D visually modeling methods of geological structure include the 3D regular network model , the TIN surface model , the tetrahedron elements model and the integration model .

在基于规则网格模型的基础上，提出了一种对四叉树的分割和节点存储结构同时进行改进的LOD算法。

On the basis of regular net model , a LOD algorithm based on improved quadtree-split and node storage is introduced .

本课题的主要工作和成果如下：1.介绍了LOD技术的应用背景，总结并评述了不规则网格LOD技术的特点、研究现状及其分类。

Introduce the application and technical background of LOD , summarize and review the characteristic , research condition of irregular networks LOD . 2 .

分析了动态ROAM算法[1]的思想，通过改进静态ROAM算法的网格表示，建立了一种适用于动态地形ROAM算法的半规则网格；

The dynamic ROAM algorithm [ 1 ] is discussed and analyzed . By revising the mesh representation of ROAM , a dynamic ROAM algorithm based on partial-regular grid is established .

随着网络节点N的增加，网络的相变点在带周期边界的规则网格是N0.5量级的，而对于无标度网络则几乎不变。

It scales as N0.5 in square lattice while varies slightly with N in scale-free network when N is not very large , where N denotes the number of nodes .

采用规则网格布点法，对太原市市区环境空气中SOx进行了监测，共布点106个，测定结果较好地反映了SO2的污染状况和污染趋势。

Using the method of regulation net lay-out sampling , the sulphur oxide pollution is measured to total 106 sampling points of atmosphere in Taiyuan city , the results reflect the pollution situation and directional trend of sulphur dioxide .

本文依据数据点在规则网格中的分布规律，提出了一种在QTM数据结构支持下的线状图形化简算法。

This paper presents an algorithm of QTM-based line simplification , which is built on the distribution characteristics of polyline vertices in a regular grid .

仿真结果表明采用Krige方法对重力实际测量数据进行插值处理可以获得高密度、规则网格化的数字重力图。

The simulation results demonstrate that the Krige algorithm can interpolate the marine gravity data and acquire the digital gravity map with high density and regular grid .

弹性波数值模拟的非规则网格差分法

Non-orthogonal grid finite-difference method for numerical simulation of elastic wave propagation

随机小介质球散射的稀疏矩阵/规则网格法分析

Sparse-Matrix / Canonical Grid Method for Scattering from Random Small Spherical Particles

非规则网格有限差分法声波方程地震正演模拟及逆时偏移

Seismic Modeling and Reverse-time Migration with a Finite-difference Method on Irregular Grids

波动方程非规则网格任意阶精度差分法正演

Differential forward modeling of wave equation having irregular grid and any-order precision

二维二相不规则网格的油藏数值模拟

A method of irregular difference meshes for 2-dimensional reservoir simulations

权重均方误差在基于小波的不规则网格压缩中的应用

Application of weight mean error in irregular grid compression based on wavelet

非规则网格有限体积法处理不规则边界的研究

Study on the Irregular Grid Finite-volume Method Applied to Irregular Boundary Shape

高度不规则网格多边形单元的有理函数插值格式

Rational function interpolation scheme of polygonal elements based on highly irregular grids

城市空间信息规则网格与不规则网格的数据转换

Transformation Between Urban Spatial Information Irregular Grid and Regular Grid

采用非规则网格显式有限体积法进行数值求解。

The equations are solved numerically by explicit FVM technique .

基于不规则网格模型的充型及凝固过程数值模似

Numerical Simulation in Mold Filling and Solidification Process Based on Irregular Meshing Model

非规则网格上相容的七点差分格式

A consistent seven node difference scheme for irregular meshes

非均匀介质弹性波动方程的不规则网格有限差分方法

Finite difference method of irregular grid for elastic wave equation in heterogeneous media

方形网格、六角网格、蜂巢网格是三类平面规则网格。

Square meshes , hexagonal meshes and honeycomb meshes are three regular planar meshes .

一种有效的规则网格到不规则三角网的转换算法

An Effective Transformed Arithmetic from Grid to TIN