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基于非四边形的逆向细分
引用本文:朱连利,胡静.基于非四边形的逆向细分[J].石河子大学学报,2009,27(3):391-396.
作者姓名:朱连利  胡静
作者单位:公安海警高等专科学校,宁波,315801  
摘    要:在实际应用中,大部分细分后的网格是四边形网格与其它的三角形等非四边形网格的混合结构,本文根据这一特点,提出了逆向Doo-Sabin和逆向Midedge细分算法,并且通过实例证明该算法是有效可行的。

关 键 词:逆向细分  多分辨率  Doo-Sabin模式  Midedge模式  非四边形

Reverse Subdivision by Non-quadrilateral
ZHU Lianli,HU Jing.Reverse Subdivision by Non-quadrilateral[J].Journal of Shihezi University(Natural Science),2009,27(3):391-396.
Authors:ZHU Lianli  HU Jing
Institution:1 Public Security Marine Police Academy;Ningbo 315801;China;2 Public Security Marine Police Academy;China
Abstract:Reverse subdivision is a process that reconstructs a subdivided mesh of a model into the mesh before subdivision.Because of its wide application in constructing multiresolution models,data compression,fast transmission and multiresolution editing,it has become a popular topic in recent years.In practice,the subdivided meshes are mostly composed of quadrangles and non-quadrangular polygons.According to this point,we proposed an algorithm that reverses Doo-Sabin and Midedge subdivision schemes.It proved valid...
Keywords:reverse subdivision  multi-resolution  Doo-Sabin scheme  Midedge scheme  non-quadrilateral  
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