Volume Visualization Approach for Modeling Mineral Deposits
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摘要: 為解決礦床仿真構模中對礦床幾何信息描述和屬性信息描述中存在的模型分離問題,采用體視化技術,建立了體礦床模型.通過分析礦床體視化仿真中的數據流程,建立了表現礦體空間分布、礦體中重點區域、礦體剖切分層的三類體模型,并實現了直接基于體模型的礦石儲量、金屬量的計算工作.經實例分析表明,利用體礦床建模技術,不僅能夠進行礦床屬性的定性分析,而且便于進行定量計算,為完善礦床建模技術提供了一條途徑.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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Key words:
- mineral deposit modeling /
- volume model of deposits /
- visualization
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