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- 2016
一种基于矿体轮廓线的三维建模新方法
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Abstract:
结合轮廓线拼接法和体数据等值面法提出了一种新的矿体三维建模方法。该方法将轮廓线空间几何数据通过距离函数转换为距离场，从而将轮廓线间的表面重建问题转化为体数据等值面构造问题，避免了由人工指定轮廓线的对应关系；其次，通过扫描方式进行非欧氏距离变换实现距离场的计算及采用分治法层层建模，有效降低算法的时间和空间复杂度；然后，将非平直四棱柱作为体数据构造单元，以适应矿山实际数据的特殊性。实验证明该方法能够实现基于矿体轮廓线的复杂矿体三维自动建模，结果准确，模型质量高
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