- 更多网络例句与对称房屋相关的网络例句 [注:此内容来源于网络,仅供参考]
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In topographic map, especially for city area, most of features are central symmetry and axial symmetry. By means of extracting features with symmetric figure first and then vectoring them according to their geometric characteristic, accuracy and efficiency can be increased and data sizes can be reduced.
在地形图中,轴对称和中心对称的要素占据着相当大的比例,特别是城市地形图中,房屋建筑等具有对称形状的要素占据了地形图中要素的绝大部分,在扫描图中首先对这些要素进行提取,进而根据特定要素的几何特征矢量化,可显著地提高矢量化精度和效率,减少数据的储存量。