各品种上的白背飞虱的数学形态特征，除后翅面积无显著差异外，其它均有一定的差异。
There were obvious differences on math-morphological feature from images of the Whitebacked rice planthopper fed on the 4 rice varieties, besides the area of posterior wing.
数学上的分形（fractals）是一种非常复杂的几何形状，这正是医生所要关注的，它是协助医生区分健康的细胞形态和癌变的一个重要特征。
The mathematics of fractals – very complex geometric shapes – is just what the doctor ordered, helping to capture the difference between the shape of a healthy cell and a cancerous one.
提出了基于数学形态学的幻想脸重建算法，设计了表达图像特征的张量结构，介绍了幻想脸的重建步骤。
The algorithm designed a tensor structure to represent image features and shows the detailed process of hallucinating face reconstruction.
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