Welcome to Journal of University of Chinese Academy of Sciences,Today is
Image representation and compression using edge and gradient field
GE Shi-Ming, CHENG Yi-Min, LI Jie, PAN Hao
中国科学院大学学报 . 2009, (2): 235 -242 .  DOI: 10.7523/j.issn.2095-6134.2009.2.013