Triangulated Irregular Network Model from Mass Points

Digital Terrain Modeling, the Triangulated Irregular Network (TIN) is a representation of a surface derived from irregularly space d sample points and break line features. P aper deals with the basic concept of Delauney’s triangulation method with its prac tical approach in ArcGIS. The next section describes the process to convert mass points to TIN model and explores some of the basics of TIN Model with their data structure. The last section gives clear idea about its advantages and disadvantages over grid based model