中文

基于边缘切除原理的牙体混合绘制算法

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  • Key Words:螺旋CT;;三维重建;;边缘切除;;混合绘制

  • Abstract:针对内外兼具、有复杂轮廓的螺旋CT牙齿断层图像数据,提出一种基于边缘切除原理的混合绘制算法。在不改变传递函数的前提下,通过识别空体素,剔除绝对空体素来明显提高绘制速度的同时,保持较高的图像绘制质量。在绘制过程中加入人工干预,绘制模型不仅外形逼真,且内部髓腔及根管系统清晰可见,为后续根管疾病辅助诊断、手术仿真等提供初始模型,在医学处理及分析、可视化教学等领域具有广泛的应用前景。

  • Volume:v.32;No.130

  • Issue:03

  • Translation or Not:no


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