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Target Multi-dimensional Analysis And Visualization Technology Assessment

Posted on:2002-03-10Degree:MasterType:Thesis
Country:ChinaCandidate:D H JiangFull Text:PDF
GTID:2208360032453213Subject:Photogrammetry and Remote Sensing
Abstract/Summary:PDF Full Text Request
In this thesis, the 3D visuaIiZaion technoIogy is introduced in evaluatingthe change of attahed targt, realized the combination of the multi-dimensionanalysis technology and 3D visualianion technology for the first time. Based on3D VR scene, the multi--dimension analysis for the attack effect isrealized,which exPanded the visualiZaion from 3D to 4D. The mainachievements in this thesis can be summarzed as follows:l' lntroduced the key technology of 3D terrain visualiZaion.2. InPuting and outPuting VanL files and DXF files are realized. Theseprovides an interface for exchanging data with some common used modelingsoforare (eg.. AutoCAD). The VRML files generated provide a way to distributeand transmit the 3D terrain landscaPe through Intemet.3' RCalized the quantitative multrpimension analysis for changed eqet.provided a way to inquty spatia1 information of the landscaPe quickly4. Gained the achievement of simulating and ana1yzing the changingprocess dynamically Realized the qualitative analysis for changed targed.During the who1e process, the 2D vector data is introduced fOr assisbot.5. Deve1oped the "Multi-dimension Analyzing and Evaluating TargetsSystem", which proved the principles and methods discussed in this paPer to becorrect and feasible.
Keywords/Search Tags:Terrain Visuaization, Digital Elevation Model (DEM), Levelsof Detail (LOD), Model Segmentation, Virtual Reality Modeling Language(VRML)
PDF Full Text Request
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