矿床的体视化仿真技术与实现

Volume Visualization Approach for Modeling Mineral Deposits

  • 摘要: 为解决矿床仿真构模中对矿床几何信息描述和属性信息描述中存在的模型分离问题,采用体视化技术,建立了体矿床模型.通过分析矿床体视化仿真中的数据流程,建立了表现矿体空间分布、矿体中重点区域、矿体剖切分层的三类体模型,并实现了直接基于体模型的矿石储量、金属量的计算工作.经实例分析表明,利用体矿床建模技术,不仅能够进行矿床属性的定性分析,而且便于进行定量计算,为完善矿床建模技术提供了一条途径.

     

    Abstract: Traditional methods for modeling mineral deposits involve two independent parts, i.e., geometric modeling and attribute computing. Based upon volume visualization, an approach for the modeling of mineral deposits was presented to integrate the computation of deposit attributes into the modeling of deposit geometry, including the preprocessing of volume data, the three-dimensional rendering of mineral deposits and the calculating of deposit attributes. Three types of volume visualization models for mineral deposits are introduced and a case study is described. It is concluded that this approach can improve the modeling of mineral deposits in terms of the integration of visual display and attribute analysis.

     

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