CN111199508B - 一种融合dct和dht的空域彩色数字图像盲水印方法 - Google Patents
一种融合dct和dht的空域彩色数字图像盲水印方法 Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
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CN111652789B (zh) * | 2020-06-05 | 2023-10-24 | 北京信息科技大学 | 一种面向大数据的彩色图像水印的嵌入与提取方法 |
CN112488903B (zh) * | 2021-01-04 | 2022-04-08 | 鲁东大学 | 一种融合多级离散傅里叶变换的空域彩色数字图像盲水印方法 |
CN113191932B (zh) * | 2021-05-24 | 2022-05-17 | 鲁东大学 | 一种融合离散切比雪夫变换的空域彩色数字图像盲水印方法 |
CN115118835B (zh) * | 2022-06-24 | 2024-07-23 | 上海方卡信息科技有限公司 | 一种水印嵌入方法、加密水印提取方法及解密方法 |
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JP4005780B2 (ja) * | 2001-07-12 | 2007-11-14 | 興和株式会社 | 電子透かしの埋め込みおよび検出 |
CN101699508B (zh) * | 2009-09-03 | 2012-01-11 | 中兴通讯股份有限公司 | 一种图像数字水印嵌入和提取的方法及系统 |
CN110390621B (zh) * | 2019-07-16 | 2023-07-07 | 鲁东大学 | 一种基于可变步长的dct域彩色数字图像盲水印方法 |
CN110570345B (zh) * | 2019-09-20 | 2023-07-14 | 鲁东大学 | 一种融合离散余弦变换的空域彩色数字图像盲水印方法 |
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