Traditionally, computer face recognition is based on such factors as the characteristics of the eye region, the shape of the nose, or the width of the mouth.
传统上，用计算机进行人脸识别是基于局部区域的特征例如眼睛、鼻子的形状，或者嘴巴宽度等。
The output of this method is positions of eyes, position of nose tip and width of nose, position of mouth and width of mouth, and position of chin.
算法最后的输出为人眼的位置、鼻端的位置及鼻宽、嘴的位置及嘴宽和下颌的垂直位置。
In the 4th stage larvae, the length of mouth cavity of A. duodenale is almost equivalent to its width, but that of N. americanus is shorter.
十二指肠钩虫第4期幼虫口腔的长宽几乎相等，但美洲钩虫宽大于长。
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