扩张边缘 meaning in Chinese

spreading edge

Expanding picture region two times , this algorithm is not merely stood for the symmetrical intensity of the selected area on the edge , and the impact on symmetrical intensity of edge expanded only stays on the picture expanding , thus can measure some eyes lying in the edge , and the result is accurate
通过两次图像扩张,该算法不仅获得候选人脸图像边缘区域的对称强度,而且扩张边缘对对称强度的影响仅停留在扩张图像上,从而能够检测位于边缘的眼睛点,结果精确。