主要的畸形为对耳轮未发育。

The basic deformity is a lack of development of the antihelix.

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该方法运算量小，定位精确，得出的外耳轮廓图像清晰完整无任何干扰，而且定位成功率高。

Experimental results show that our method is simple, its localization accuracy is high, and the extracted ear contour edge is clear, connected and non-disturbed.

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