As oil exploration and development are marching into deep water and extremely cold areas, gas hydrate has posed a substantial problem to the safe production and normal well operation. 随着石油勘探和开发向深水和高寒地区发展,施工中产生的天然气水合物已成为安全生产和正常施工的主要危害之一。
Marching Cubes ( MC) algorithm is modified and improved in several aspects. The asymptotic decider algorithm is employed to solve the ambiguity problem and octree structure is used to reduce the number of polygons generated and increases the efficiency of the algorithm. 对MC算法进行了改进和优化,运用渐近线判别法解决了原有算法的二义性问题,改善了生成图形的质量;
In this thesis, the principle and process of Marching Cubes are described in detail. Extended Marching Cubes algorithm is used to solve the ambiguity problem. 本文详细阐述了该算法的原理和过程,并应用扩展的MarchingCubes算法解决了二义性问题。
Marching Cubes algorithm ( MC) is one of classical Surface Rendering methods, but has the problem of topology ambiguity. MarchingCubes(MC)方法是经典的面绘制方法之一,但是存在拓扑二义性问题。
As a standard algorithm of surface rendering in 3D reconstruction, the basic principle of Marching Cube ( MC) algorithm is analyzed in detail. The ambiguity problem in Marching Cube and its solution are also presented. 在表面模型的三维重建中,详细分析了MarchingCube算法的基本原理以及该算法存在的二义性问题并提出了一种解决方案。