地图数字化中沙地符号的自动去除算法
许鹏飞, 杨云, 苗启广, 孟轲文, 张军英
Algorithm for automatic removal of the sand symbols in map digitizing
XU Peng-fei,YANG Yun, MIAO Qi-guang, MENG Ke-wen, ZHANG Jun-ying
Journal of Systems Engineering and Electronics . 2013, (3): 662 -666 .  DOI: 10.3969/j.issn.1001-506X.2013.03.37