Delaunay三角剖分插值算法在MT成图中的应用  

Delaunay Triangulation Interpolation Algorithm and Its Application on MT Mapping

作　　者：杨利容[1,2] 简兴祥[1] 

机构地区：[1]成都理工大学,四川成都610059 [2]四川省核工业地质局,四川成都610021

出　　处：《西北地震学报》2012年第1期14-17,共4页Northwestern Seismological Journal

基　　金：国家自然科学基金(40839909)

摘　　要：研究并实现了一种基于Delaunay三角剖分的二维快速插值算法,并将其应用于大地电磁(MT)二维反演实时成像网格化处理中。实际资料试算结果表明,该算法具有稳定、插值效果好以及易于模拟地形数据等优点,能满足MT反演结果实时成图的要求。A rapid two-dimensional linear interpolation algorithm based on the Delaunay triangulation for magnetotelluric（MT） inversion process is researched and implemented,and is applied to the data griding in real-time imaging of MT inversion.The result of using the algorithm in true case shows that the algorithm is stable,fast with good interpolation effect,and is easy for simulating topographical data.It can meet the needs of real-time imaging in MT inversion.

关 键 词：大地电磁二维反演 DELAUNAY三角剖分 网格化处理 插值算法 

分 类 号：P631.325[天文地球—地质矿产勘探]