符号匹配 meaning in English

symbol match

This matches the root node the node its only element child is the document element , in our case " source "
这个符号匹配根节点这个节点的唯一子元素就是文档元素document element 。
A matching method is proposed , which use multi scale and multi rotation model built up in advance to match the graphics
提出了在图形符号匹配中，利用事先构造好的多级旋转模型和多级尺度模型的匹配方案。
The property and computing method of hausdorff distance is discussed . the using of directed hausdorff distance to match graphics in clutter background is verified . an algorithm is used to compute the voronoi surface
讨论了hausdorff距离的性质以及计算方法，指出了在复杂的背景图像中，利用有向hausdorff距离进行图形符号匹配的适用性，并且提出了一个计算voronoi曲面的具体算法。