刘丽华提出基于多方向形态算子的快速边缘跟踪算法，主要解决了利用边缘方向信息进行边缘像素编码、边缘像素跟踪最小方向计算和非连续点判断方法等算法关键问题。-Liu Lihua proposed morphological operators based on the multi-directional fast edge tracking algorithm to solve the key problems using edge direction information edge pixel e