【摘 要】
：
提出了一种三维数据场形状特征的可视化方法.首先讨论数据场中特征的定义、特征的属性以及有关特征可视化方法研究中存在的问题,提出对多时间片序列数据场进行特征跟踪的方法
【机 构】
：
北京大学计算机科学技术研究所,中国科学院计算技术研究所CAD开放研究实验室
论文部分内容阅读
提出了一种三维数据场形状特征的可视化方法.首先讨论数据场中特征的定义、特征的属性以及有关特征可视化方法研究中存在的问题,提出对多时间片序列数据场进行特征跟踪的方法.其次给出三维数据场特征抽取的方法,并提出一种三维边界特征的表示方法,所抽取的特征用三维曲面来绘制,用主分量分析法估计特征点处的法向,通过构造一个规则的距离场绘制三维特征边界曲面.最后讨论算法的实现与存在的问题.
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