CN110473214A - 基于Ramanujan矩阵的图像置乱与恢复方法 - Google Patents
基于Ramanujan矩阵的图像置乱与恢复方法 Download PDFInfo
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- CN110473214A CN110473214A CN201910765448.5A CN201910765448A CN110473214A CN 110473214 A CN110473214 A CN 110473214A CN 201910765448 A CN201910765448 A CN 201910765448A CN 110473214 A CN110473214 A CN 110473214A
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- 239000011159 matrix material Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000004364 calculation method Methods 0.000 claims abstract description 7
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- 229910017435 S2 In Inorganic materials 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 8
- 238000011084 recovery Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 2
- 206010038743 Restlessness Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20021—Dividing image into blocks, subimages or windows
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- Databases & Information Systems (AREA)
- Facsimile Transmission Control (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
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CN201910765448.5A CN110473214B (zh) | 2019-08-19 | 2019-08-19 | 基于Ramanujan矩阵的图像置乱与恢复方法 |
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CN201910765448.5A CN110473214B (zh) | 2019-08-19 | 2019-08-19 | 基于Ramanujan矩阵的图像置乱与恢复方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113641648A (zh) * | 2021-08-18 | 2021-11-12 | 山东省计算中心(国家超级计算济南中心) | 一种分布式云安全存储方法、系统和存储介质 |
CN115277973A (zh) * | 2022-07-29 | 2022-11-01 | 中国银行股份有限公司 | 一种图像处理方法、系统及相关设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040202326A1 (en) * | 2003-04-10 | 2004-10-14 | Guanrong Chen | System and methods for real-time encryption of digital images based on 2D and 3D multi-parametric chaotic maps |
CN102982499A (zh) * | 2012-09-28 | 2013-03-20 | 河南大学 | 基于多分数阶混沌系统的彩色图像加密和解密方法 |
CN104182926A (zh) * | 2014-07-25 | 2014-12-03 | 南京邮电大学 | 基于Hilbert变换和混沌Liu算法的彩色图像加密方法 |
CN110136045A (zh) * | 2019-04-18 | 2019-08-16 | 电子科技大学 | 一种基于两图像互置乱隐藏及恢复的方法 |
-
2019
- 2019-08-19 CN CN201910765448.5A patent/CN110473214B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040202326A1 (en) * | 2003-04-10 | 2004-10-14 | Guanrong Chen | System and methods for real-time encryption of digital images based on 2D and 3D multi-parametric chaotic maps |
CN102982499A (zh) * | 2012-09-28 | 2013-03-20 | 河南大学 | 基于多分数阶混沌系统的彩色图像加密和解密方法 |
CN104182926A (zh) * | 2014-07-25 | 2014-12-03 | 南京邮电大学 | 基于Hilbert变换和混沌Liu算法的彩色图像加密方法 |
CN110136045A (zh) * | 2019-04-18 | 2019-08-16 | 电子科技大学 | 一种基于两图像互置乱隐藏及恢复的方法 |
Non-Patent Citations (3)
Title |
---|
R.SUJARANI ETC.: "A SECURE IMAGE CRYPTOSYSTEM USING 2D ARNOLD CAT MAP AND LOGISTIC MAP", 《INTERNATIONAL JOURNAL OR PHARMACY & TECHNOLOGY》 * |
孙静波等: "基于线性同余的数字图像置乱与数字水印技术", 《计算机应用》 * |
宫珊珊等: "基于循环矩阵和Arnold变换的局部非等长图像置乱方法", 《长江大学学报》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113641648A (zh) * | 2021-08-18 | 2021-11-12 | 山东省计算中心(国家超级计算济南中心) | 一种分布式云安全存储方法、系统和存储介质 |
CN113641648B (zh) * | 2021-08-18 | 2023-04-21 | 山东省计算中心(国家超级计算济南中心) | 一种分布式云安全存储方法、系统和存储介质 |
CN115277973A (zh) * | 2022-07-29 | 2022-11-01 | 中国银行股份有限公司 | 一种图像处理方法、系统及相关设备 |
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Effective date of registration: 20210511 Address after: No.1-202012007, No.3 / F, building 1, No.366, north section of Hupan Road, Tianfu New District, Chengdu, Sichuan 610000 Applicant after: Chengdu lantu Technology Co.,Ltd. Address before: 610000, No. two, section 4, Jianshe North Road, Chengdu, Sichuan, Chenghua District Applicant before: Li Xiaoping |
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Effective date of registration: 20220221 Address after: 610000, No. two, section 4, Jianshe North Road, Chengdu, Sichuan, Chenghua District Applicant after: Li Xiaoping Address before: No.1-202012007, No.3 / F, building 1, No.366, north section of Hupan Road, Tianfu New District, Chengdu, Sichuan 610000 Applicant before: Chengdu lantu Technology Co.,Ltd. |
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Effective date of registration: 20231106 Address after: 810, 812, 814, 8th Floor, Building 1, Electronic Information Industry Building, No. 159, East 1st Section, 1st Ring Road, Chenghua District, Chengdu City, Sichuan Province, 610000 Patentee after: Sichuan Haosixiang Education Technology Co.,Ltd. Address before: 610000, No. two, section 4, Jianshe North Road, Chengdu, Sichuan, Chenghua District Patentee before: Li Xiaoping |
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