• Complex
  • Title
  • Keyword
  • Abstract
  • Scholars
  • Journal
  • ISSN
  • Conference
搜索

Author:

杜浩 (杜浩.)

Indexed by:

CQVIP

Abstract:

结合人类视觉系统(Human Visual System,HVS),对离散余弦变换(Discrete Cosine Transform,DCT)域水印算法进行改进,通过修改JPEG(Joint Photographic Experts Group,联合图像专家组)量化表得到自适应量化步长的量化表,用修正后的量化表对DCT系数进行量化,然后按照Zig-Zag扫描顺序实现自适应选择水印图像的嵌入频段(现有的算法大都选用固定步长和固定的嵌入频段).实验表明,该算法具有很好的不可见性和稳定性.

Keyword:

离散余弦变换 人类视觉系统 量化

Author Community:

  • [ 1 ] [杜浩]北京工业大学

Reprint Author's Address:

Email:

Show more details

Related Keywords:

Source :

计算机与现代化

ISSN: 1006-2475

Year: 2011

Issue: 8

Page: 164-167,170

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 4

Chinese Cited Count:

30 Days PV: 2

Affiliated Colleges:

Online/Total:897/10607795
Address:BJUT Library(100 Pingleyuan,Chaoyang District,Beijing 100124, China Post Code:100124) Contact Us:010-67392185
Copyright:BJUT Library Technical Support:Beijing Aegean Software Co., Ltd.