基于不规则三角网DEM，提出一种新的单流向地形特征自动提取算法。
Based on TINs DEM, a new single-flow direction algorithm for topographic patterns extraction is proposed.
并基于等高线矢量数据建立不规则三角网，再内插格网生成DEM点阵数据。
A triangulated irregular network(TIN) is constructed based on vector data, and DEM point-array data is computed by interpolating grid on TIN.
在总结前人所做工作的基础上，重点研究了不规则三角网地形模型的简化方法。
Based with the comprehensively summarization of the previous works, the simplification of Terrain Modeling of triangulated irregular network is studied.
为了提高填挖方计算精度，采用构建不规则三角网法，构建设计模型与现实模型。
To improve the accuracy of cut & fill earthwork volume calculation, triangulate irregular network(TIN)was adopted to build the design model and real model.
最后，利用基于不规则三角网和改进的SZELISKI拼接算法实现了影像的拼接。
Finally we get big frame Mosaic images through the arithmetic which is based on triangulated irregular network and improved SZELISKI.
为了快速方便地进行等值线自动填充，提出了一种基于不规则三角网的等值线自动填充算法。
In order to fill contours fast and conveniently, a new automatic filling algorithm between contours based on triangulation irregular net was proposed.
DEM数据结构有离散点结构、规则格网结构、不规则三角网结构、等高线结构和混合结构五种。
The data structures of DEM have five kinds of structure, including dispersed point, regular network, triangle irregular network, counter and mixing structure.
针对场监测应用的特点提出了一种基于不规则三角网（TIN）的无线传感器网络节点调度方法。
Proposes an efficient TIN-based node schedule method for field estimation in wireless sensor networks.
这些数据模型包括全要素的结构化不规则三角网(TIN)与GIS一体化的数据模型以及网状模型。
These data models include the unified model of all essential factor's structuralized triangulated irregular network (TIN) model and GIS as well as network model.
文中简要介绍了DTM的两种主要的数据结构：不规则三角网(TIN)和规则矩形格网(GRID)。
Two kinds of main data structures of the DTM are briefly introduced in the paper, which are irregular net of triangulation (TIN) and regular rectangular grid (grid).
围绕提高建模算法的效率和改进模型表示地形的逼真度与精度等问题，研究了顾及地形特征约束条件下不规则三角网t IN的建模方法和改进措施。
In order to improving modeling efficiency and model fidelity, the author studies the modeling methods and improving measure on constructing tin considering limitation of terrain character.
介绍了一种针对用三角形网面表示的不规则物体的碰撞检测中接触点，接触法线和刺穿深度的计算方法。
This paper introduces a method for calculating the contact point, contact normal and penetration depth in collision detection of irregular objects expressed by triangle mesh.
为了改善在大数据量时体素化效率不高的缺点，针对三角形不规则网(TIN)模型的三角网特性，提出了一种快速简单的体素化算法。
IN order to improve the voxelization efficiency of large data, a fast and simple voxelization algorithm was proposed for the Triangulated Irregular Network (TIN) model.
为了改善在大数据量时体素化效率不高的缺点，针对三角形不规则网(TIN)模型的三角网特性，提出了一种快速简单的体素化算法。
IN order to improve the voxelization efficiency of large data, a fast and simple voxelization algorithm was proposed for the Triangulated Irregular Network (TIN) model.
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