CN103886545B - 基于计算全息的变换域抗打印扫描数字水印方法 - Google Patents
基于计算全息的变换域抗打印扫描数字水印方法 Download PDFInfo
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CN106373081A (zh) * | 2016-08-31 | 2017-02-01 | 南京师范大学 | 一种基于qr码的遥感影像数字水印的嵌入及提取方法 |
CN106529637B (zh) * | 2016-10-28 | 2019-06-25 | 深圳大学 | 一种二维码的防拷贝实现方法及实现系统 |
CN107248135B (zh) * | 2017-04-26 | 2021-01-12 | 创新先进技术有限公司 | 防伪图像的生成、识别方法及装置、计算机存储介质 |
CN107481179A (zh) * | 2017-05-17 | 2017-12-15 | 上海冠众光学科技有限公司 | 含水印信息的防伪标签识别方法及装置 |
CN107203798B (zh) * | 2017-05-24 | 2019-10-01 | 南京邮电大学 | 一种限制访问型图形背景二维码的生成和识别方法 |
CN107330843B (zh) * | 2017-06-15 | 2021-03-16 | 深圳大学 | 一种灰度图像编码隐藏方法及装置、解码方法及装置 |
CN107452040A (zh) * | 2017-08-02 | 2017-12-08 | 张艳雪 | 一种基于计算全息的多图像加密装置及算法 |
CN107944527A (zh) * | 2017-11-06 | 2018-04-20 | 中国东方电气集团有限公司 | 一种防伪二维码的加密和解码方法 |
CN107862648B (zh) * | 2017-11-24 | 2021-01-19 | 齐鲁工业大学 | 基于人眼视觉特性的彩色水印嵌入与提取方法 |
CN108491747B (zh) * | 2018-02-06 | 2021-06-29 | 绍兴聚量数据技术有限公司 | 一种融合图像后美化qr码的方法 |
CN108491913B (zh) * | 2018-02-06 | 2021-07-06 | 绍兴聚量数据技术有限公司 | 一种含密美化qr码认证的方法 |
CN108764422A (zh) * | 2018-05-15 | 2018-11-06 | 普联技术有限公司 | 图像的二维码嵌入、提取方法和装置 |
CN109671011B (zh) * | 2018-11-29 | 2023-01-17 | 深圳企业云科技股份有限公司 | 版权信息的嵌入方法、提取方法及电子设备 |
CN109635578B (zh) * | 2018-12-07 | 2020-11-10 | 上海交通大学 | 一种基于非线性空间频率特性的安全二维码通信方法 |
CN109981917B (zh) * | 2019-01-25 | 2021-04-06 | 佛山市顺德区中山大学研究院 | 一种二维码图像光学加密方法及其系统、装置、存储介质 |
CN110691229B (zh) * | 2019-08-23 | 2021-10-22 | 昆明理工大学 | 一种全息图压缩方法、编码器和再现像输出系统 |
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WO2010140639A1 (ja) * | 2009-06-04 | 2010-12-09 | 国立大学法人 鹿児島大学 | 透かし情報埋込装置、透かし情報処理システム、透かし情報埋込方法、及びプログラム |
CN103077495A (zh) * | 2013-02-01 | 2013-05-01 | 上海理工大学 | 基于qr码的数字全息水印算法 |
CN103150701A (zh) * | 2013-04-03 | 2013-06-12 | 上海理工大学 | 强鲁棒性qr码水印算法 |
CN103279917A (zh) * | 2013-05-30 | 2013-09-04 | 上海理工大学 | 变换域抗几何攻击灰度图像数字水印技术 |
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