Then, wavelet edge detection, edge thinning, edge connection and morphologic area filling method are implemented to extract microcalcifications.
然后利用小波边缘检测、边缘细化、边缘连接算法获取ROI的边缘图像,采用形态学区域填充方法对边缘图像进行填充,最终获得微钙化点图像。
参考来源 - 数字乳腺X线影像的计算机辅助诊断方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Based on the result of boundary tracking, the coordinate positions of boundary points are found. After boundary points in group are dealt by sequence, area filling can be completed.
通过边界跟踪的结果，区域边界点的坐标位置被确定下来，对每一组里的边界点按顺序进行处理后就可以得到该区域所有扫描线上的填充区段，完成区域的填充。
The results indicate that the forming mechanism of the low permeability in this area is the filling and cementation of autogenetic mineral during diagenesis.
研究结果表明，本区储层砂岩较低渗透率的主要成因是成岩期各种自生矿物的充填和胶结作用。
Loess, a special soil widely distributing in northwest area of China, is often used as road foundation filling element and foundation soil during the large-scale highway construction of this area.
黄土是我国西北地区广泛分布的一种特殊土，在西部地区大规模的公路建设中，黄土常常被用于路基填料和地基土。
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