According to the space between sections obtained from ct files, we rearrange all the sections' data to form a regular three-dimensional data field.
根据从CT文件中得到的截面间距，对所有的截面数据进行重新排列，形成规则的三维数据场。
The difficulty of unsteady three dimensional vector field data visualization stems from both data representation and management of large volume data.
非定常三维向量场可视化的难点不仅在于数据表现本身，还在于大体积数据的管理和组织。
Wind field retrieval from dual-Doppler radar data USES synthesis technique, and the vertical velocity is obtained by using continuity equation, then the three-dimensional wind fields are retrieved.
双多普勒天气雷达反演风场是以直接合成法为基础，垂直速度通过连续方程得到，反演天气系统的三维风场。
In this paper, three-dimensional seismic data field of direct volume rendering-Ray Casting Algorithm is mainly studied.
本文主要研究三维地震数据场的直接体绘制方法——光线投射算法。
Objective to explore a novel method of three-dimensional (3d) reconstruction based on vector field smoothing, for the purpose of 3d surface reconstruction of DICOM format volume data sets.
目的研究一种基于表面矢量场平滑的三维重建方法，对DICOM格式的体数据的三维结构进行表面重建。
Absrtact: Three - dimensional reconstruction based on the slices is now an active research field, and the quality of slice data will directly affect the reconstruction results.
摘要：通过二维断层图像进行三维对象重建是现今较为活跃的研究领域，而二维断层数据的质量将直接影响到三维重建的效果。
The three dimensional flow field for the bell type swirl chamber diesel engine is first calculated. The calculated results and LDV measured data are compared, which show fairly good agreement.
首次对吊钟型涡流室式柴油机的流场进行了3维计算，计算结果与LDV实验结果具有良好的一致性。
The three dimensional flow field for the bell type swirl chamber diesel engine is first calculated. The calculated results and LDV measured data are compared, which show fairly good agreement.
首次对吊钟型涡流室式柴油机的流场进行了3维计算，计算结果与LDV实验结果具有良好的一致性。
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