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检索条件"主题词=offset block"
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Self-embedding Image Watermarking based on Combined Decision Using Pre-offset and Post-offset blocks
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Computers, Materials & Continua 2018年 第11期57卷 243-260页
作者: Daofu Gong Yan Chen Haoyu Lu Zhenyu Li Yibing Han Zhengzhou Science and Technology Institute Zhengzhou450001China State Key Laboratory of Mathematical Engineering and Advanced Computing Zhengzhou450001China Department of Computer Science University of YorkYork YO105GHUK
To detect and recover random tampering areas,a combined-decision-based self-embedding watermarking scheme is proposed *** this scheme,the image is first partitioned into 2×2 size ***,the high 5 bits of a block’s ave... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论