The invention discloses an image searching method based on a region of interest (ROI), which comprises the following steps: selecting regions of objects to be searched by using a rectangular frame;
本发明公开一种基于感兴趣区域的图像检索方法，包括：使用矩形框选定需要检索的目标所在的区域；
Selecting qualitative or quantitative targets that are sensitive to a certain region, appraisal synthetically with the method of indistinct mathematics.
选择对某地区较敏感的定性或定量指标，运用模糊数学的方法进行综合评判。
The calculating example shows that a stable stress intensity factor can be obtained by selecting a proper calculating boundary and changing the geometric scale of the region.
计算实践表明：选择适当的计算边界，用改变计算区域几何比例的方法可以求得稳定的应力强度因子。
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