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D.ecoherence of elliptical states in phase space
  • ISSN号：1674-1056
  • 期刊名称：《中国物理B：英文版》
  • 时间：0
  • 分类：O439[机械工程—光学工程;理学—光学;理学—物理]
  • 作者机构：[1]解放军装备学院航天装备系,北京101416, [2]哈尔滨工业大学电气工程及自动化学院,黑龙江哈尔滨150001
  • 相关基金：国家自然科学基金（11104049.10974039和11047153）资助项目高等学校博士学科点专项科研基金（新教师）（编号：20102302120009）,哈工大优秀青年教师培养计划项目（编号：HITQNJS.2008.027）和哈工大科研创新基金（编号：HIT.NSRIF2009038）
作者： 王月媛, 刘正君, 廖庆洪, 王继成, 刘树田
关键词： 图像处理, T仿射, ARNOLD变换, 随机矩阵
中文摘要：

本文提出一种基于Arnold变换和T仿射的一种彩色图像加密算法，实现光学彩色图像的加密和解密。其设计思想是：对一副彩色图像进行分层处理，分别进行分块后利用Arnold变换置乱，同时设计T仿射对图像进行再次置乱。T仿射中由随机角度决定的矩阵将成为图像加密的主要密钥，Arnold变换中设定的若干个迭代次数作为附加密钥。通过数值仿真检验了算法的安全性。

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期刊信息
  • 《中国物理B：英文版》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:中国物理学会和中国科学院物理研究所
  • 主编：欧阳钟灿
  • 地址：北京 中关村 中国科学院物理研究所内
  • 邮编：100080
  • 邮箱：
  • 电话：010-82649026 82649519
  • 国际标准刊号：ISSN：1674-1056
  • 国内统一刊号：ISSN：11-5639/O4
  • 邮发代号:
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:406