本论文主要研究数字图像处理中的图像分割技术，以及图像的表示与描述。
This thesis studies the digital image processing, focusing on image segmentation techniques and image representation and description.
基本模型旨在通过与技术无关、理想化和抽象的描述来表示问题本质。
Essential models are intended to capture the essence of problems through technology-free, idealized, and abstract descriptions.
但艾斯纳热表示，心理导盲犬还可以经过训练，为主人提供其它形式的援助，与以上所描述的帮助方式相比，这些援助更加直观、微妙。
But psych dogs can also be trained to perform other forms of assistance for their owners that are more intuitive and subtle than those described above Esnayra reported.
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