期刊名称：Journal of Theoretical and Applied Information Technology
印刷版ISSN：1992-8645
电子版ISSN：1817-3195
出版年度：2014
卷号：70
期号：1
出版社：Journal of Theoretical and Applied
摘要：Copy-Move forgery is one of the significant image manipulations, where some image parts are copied and pasted in original image. In this survey, we firstly review about digital image forensics and its types. The brief discussion about current research presented here with an analysis of the existing approaches for detect image tampering, which are classified into block-based method and key point-based method. Then we demonstrate the popular techniques of two methods and analysis of several techniques. Finally, the all techniques advantages and disadvantages summarized and some future research directions were pointed out.
关键词：Block Matching; Digital Image; Forgery Detection; Copy-Move Forgery
