Now the existing direct volume CT methods face two difficulties:first, how to get the projection data to reconstruct the 3D image exactly, including whether the scanning structure is practical;
目前直接体积CT主要存在两大困难：一是如何获得三维图像精确重建所需的投影数据，包括扫描方式的可实现性；
Based on the adjustment function, combining to fuzzy sets theory and 3d region growing technology, an approach for organ extraction from the ct human volumetric data was developed.
改进传统窗口调节函数，结合模糊集理论和三维区域生长技术，提出并实现一种采用CT体数据场的人体器官提取新方法。
Uses shape distribution to measure similarity of 3d skelecton which is reconstructed from ct data in this paper.
文中应用形状分布算法度量由CT数据重建出的三维骨骼的相似度，并提出了改进。
Differed from the conventional method that USES the other 3d modeling software, the thesis adopts the surface restoring method based on CT data to get the generic face model.
区别于同类研究中利用第三方软件的方法，本文采用基于CT数据表面重构的方法获取一般人脸模型，使得模型数据更加精细且易于操作。
Differed from the conventional method that USES the other 3d modeling software, the thesis adopts the surface restoring method based on CT data to get the generic face model.
区别于同类研究中利用第三方软件的方法，本文采用基于CT数据表面重构的方法获取一般人脸模型，使得模型数据更加精细且易于操作。
应用推荐