147 Hits in 6.7 sec

Color Image Blind Watermarking Algorithm Based on QR Decomposition and Voting in DWT Domain

Junxiang Wang, Ying Liu, Yonghong Zhu
2016 International Journal of Security and Its Applications  
To achieve a better trade-off between robustness and imperceptibility, a blind watermarking algorithm based on QR decomposition and voting for color image in DWT domain is proposed in the paper.  ...  Most of the existing QR decomposition based watermarking schemes take the first row of R matrix into consideration while in our approach the watermark is embedded by modifying the first column element  ...  A new secure and blind color image watermarking scheme based on the DWT and QR decomposition was developed in this paper.  ... 
doi:10.14257/ijsia.2016.10.11.04 fatcat:hkw45oq6yzbs3ifzwrerbsovry

A Novel Color Image Watermarking Method based on Digital Wavelet Transform and Hungarian Algorithms

Amir Hesam Yaribakht, Mohd Shahidan Abdullah, Alireza Ghobadi
2019 International Journal of Advanced Trends in Computer Science and Engineering  
Many researches have been done one gray scale image compare to color image because color image redundant data cannot be used sufficiently and cause poor ability to resist attacks which means the method  ...  This paper proposed a new DWT-Hungarian method for color image watermarking to overcome this problem and the experimental results show that the proposed method has high robustness against JPEG (30) compression  ...  [8] proposed a blind double color image-watermarking algorithm based on QR decomposition.  ... 
doi:10.30534/ijatcse/2019/09822019 fatcat:tfmwcvzkynhrnk3cwnpbsoamsq

Blind Extraction of Digital Watermarking Algorithm for Color Images

Xuecheng Gong, Wanggen Li, Wang Jing
2021 The International Journal of Multimedia & Its Applications  
Then this paper proposes a color image blind digital watermarking algorithm based on QR code.  ...  At present, the color image digital watermarking algorithm still has defects such as the inability to balance robustness, invisibility and the weak anti-attack ability.  ...  the Leading Talents in Colleges and Universities of Anhui Province(gxfxZD2016014).The authors would like to thank my teacher for his guidance and the anonymous reviewers for providing valuable comments on  ... 
doi:10.5121/ijma.2021.13202 fatcat:4thtcji5gbcc7fbqebuduq5c54

Embedding QR Code in the Wavelet Domain of Image for Metadata Hiding

Yoo Gilsang, Kim Hyeoncheol
2016 Indian Journal of Science and Technology  
The purpose of this paper, we aim to hide metadata by embedding it in the color image via an image watermark technology. Firstly, the metadata information converted to a binary QR code image.  ...  The QR code image embed into an original image and then transmitted it over public network by any unauthorized user.  ...  This technique is ICA-based on high-speed blind source separation algorithms. ICA was applied to the watermark signal and to insert the QR code to the low frequency band of the host image.  ... 
doi:10.17485/ijst/2016/v9i29/94759 fatcat:25fdzmi7pjc3pnuxuqiddvp7w4

Quaternion Discrete Fourier Transform-Based Color Image Watermarking Method Using Quaternion QR Decomposition

Mianjie Li, Xiaochen Yuan, Hai Chen, Jianqing Li
2020 IEEE Access  
In this paper, a new Quaternion Discrete Fourier Transform (QDFT)-based digital color image watermarking method is presented.  ...  First of all, the QDFT and QQR decomposition are performed on the host image, respectively, to acquire the scalar part of the quaternion matrix for watermark information embedding.  ...  CONCLUSION In this paper, we propose a color image watermarking method based on QDFT and QQR decomposition.  ... 
doi:10.1109/access.2020.2987914 fatcat:cp6i6vpb2vgy3f3zvgwo7w6vpq

A Robust Color Image Watermarking Algorithm Based on APDCBT and SSVD

Xiaoyan Yu, Chengyou Wang, Xiao Zhou
2019 Symmetry  
In this paper, a robust color image watermarking algorithm based on all phase discrete cosine biorthogonal transform (APDCBT) and shuffled singular value decomposition (SSVD) is proposed.  ...  The watermarks are color images, and a color quick response (QR) code with error correction mechanism is introduced to be a watermark to further improve the robustness.  ...  Author Contributions: X.Y. and C.W. conceived the algorithm and designed the experiments; X.Y. performed the experiments; X.Y. and X.Z. analyzed the results; X.Y. drafted the manuscript; C.W. and X.Z.  ... 
doi:10.3390/sym11101227 fatcat:lcdrajpkzffrjioqpoflgb4o2q

Visual Secret Sharing Scheme for Digital Image Watermarking

Tabassum Nakhawa, Trinity College of Engineering and Research
2020 International Journal of Engineering Research and  
In comparison to using an existing cover image to hide messages, our algorithm hides the source texture image and embeds secret messages through the process of watermarking.  ...  To address this issue, proposed a advanced technique for advanced digital watermarking using a texture and also a natural-imagebased VSS scheme (VSS scheme) that shares secret images via various carrier  ...  LITERATURE SURVEY In [1] paper, a watermarking algorithm of color image is proposed based on Discrete Wavelet Transform, Discrete Cosine Transform and Singular Value Decomposition (DWT-DCT-SVD).  ... 
doi:10.17577/ijertv9is080011 fatcat:3ijgnvft7ravth23ff2bh6x54i

Quality Analysis for Different Video Formats by Using Video Watermarking

Sharanjeet Kaur, Ramandeep Kaur
2016 International Journal of Engineering and Manufacturing  
uncompressed video format), mp4(colored and compressed video format) & grey color image using discrete wavelet transform & singular value decompositions techniques.  ...  In this paper, our main motive to compare different video formats and also analyze what will be the effect on quality when we embed same watermark in different type of formats such as .avi (colored and  ...  SVD is an attractive algebric transform watermarking .SVD is applied to the cover I-frame. The diagonal value is fused with logo or watermark. DWT is applied on SVD and QR code image.  ... 
doi:10.5815/ijem.2016.04.02 fatcat:vqpg6zgs2jeslaghuk4gfq52oq

Rapid and Blind Watermarking Approach of the 3D Objects Using QR Code Images for Securing Copyright

Hanan S. Al-Saadi, Ahmed Elhadad, A. Ghareeb, Ahmed Mostafa Khalil
2021 Computational Intelligence and Neuroscience  
The proposed watermarking method improved the robustness and visibility of extracting the QR code image.  ...  This study aims to develop an enhanced rapid and blind method for producing a watermarked 3D object using QR code images with high imperceptibility and transparency.  ...  In [16] , Rosales-Roldan et al. presented three-color image watermarking techniques based on the singular value decomposition (SVD), discrete wavelet transform (DWT), and discrete cosine transform (DCT  ... 
doi:10.1155/2021/2236866 pmid:34824574 pmcid:PMC8610678 fatcat:fywj24rreneijh2cjlj6y5bmgu

An Efficient ROI based Medical Image Watermarking on Non-Symmetric Rotation Attacks

Sheshang Degadwala, Sanjay Chaudhary, Sanjay Gaur
2017 International Journal of Scientific Research in Science Engineering and Technology  
This Look into keeps tabs for blind watermarking from claiming Medical images, both ash scale and in addition color, preserving its ROI.  ...  Also Attack detection and recovery of ROI using pseudo Zernike moment and affine transform made this very functional method in the approaching color picture watermarking areas.  ...  [4] Amit Mehto, Neelesh Mehra,‖ Adaptive lossless Medical images watermarking algorithm based on DCT & DWT ‖ , International conferences on information security & privacy(ICISP2015) ,11-12 December-2015  ... 
doi:10.32628/ijsrset1738267 fatcat:7nj5fszsunhs3bkp3e332ubnhy

Video Watermarking Algorithm Based on NSCT, Pseudo 3D-DCT and NMF

Di Fan, Xiao Zhang, Wenshuo Kang, Huiyuan Zhao, Yingjun Lv
2022 Sensors  
Combined with NSCT, 3D-DCT and NMF, the algorithm embeds the encrypted QR code copyright watermark into the NMF base matrix to improve the anti-attack ability of the watermark under the condition of invisibility  ...  In this paper, a video watermarking algorithm based on NSCT, pseudo 3D-DCT and NMF has been proposed.  ...  The watermarks used in the two methods are 32 × 32 binary images, and the algorithm used in the two papers are a binary watermark based on QR coding.  ... 
doi:10.3390/s22134752 fatcat:yunfccuyf5fz3mxiexrowgdkge

Image hiding using upper-lower decomposition technique

Reham El-Shahed, Maryam ElBery, Hala Moushier, howida shedeed
2021 International Journal of Intelligent Computing and Information Sciences  
Image steganography is the technique that hides an image in another image. This paper proposed a technique that depends on Lower-Upper (LU) decomposition.  ...  In the proposed technique LU decomposition is applied for both cover and secret images. The proposed method was tested using some gray and color images.  ...  [9] proposed a watermarking algorithm that hides a watermark image in a host image. The algorithm combined QR decomposition and the LSB technique.  ... 
doi:10.21608/ijicis.2021.66476.1069 fatcat:hky6dbciknemblynvmzjejklsu

An Effective Robust and Imperceptible Blind Color Image Watermarking using WHT

K. Prabha, I. Shatheesh Sam
2020 Journal of King Saud University: Computer and Information Sciences  
This paper proposes a new blind color image watermarking based on the Walsh Hadamard Transform (WHT).  ...  The color 4 4 image watermark is embedded in the third and fourth-row WHT coefficients using the proposed technique as a slight change in those rows may not profoundly affect the visual quality of an  ...  An enhanced color image watermarking scheme (Su et al., 2019) is designed based on Schur decomposition.  ... 
doi:10.1016/j.jksuci.2020.04.003 fatcat:g6d3f2drqrbc7kmsa5dlxxuati

A Watermarking Scheme for Color Image Using Quaternion Discrete Fourier Transform and Tensor Decomposition

Li Li, Rui Bai, Jianfeng Lu, Shanqing Zhang, Ching-Chun Chang
2021 Applied Sciences  
To protect the copyright of the color image, a color image watermarking scheme based on quaternion discrete Fourier transform (QDFT) and tensor decomposition (TD) is presented.  ...  The third-order tensor is decomposed by Tucker decomposition and generates a core tensor. Finally, an improved odd–even quantization technique is employed to embed a watermark in the core tensor.  ...  [18] developed a color image-watermarking method based on QDFT and quaternion QR.  ... 
doi:10.3390/app11115006 fatcat:3svw73gmkbfqtg2s5qdku5ya4u

Blind Color Image Watermarking Using Fan Beam Transform and QR Decomposition

Pranab Kumar Dhar, Pulak Hazra, Tetsuya Shimamura
2020 Symmetry  
This paper suggests a blind symmetric watermarking algorithm using fan beam transform (FBT) and QR decomposition (QRD) for color images.  ...  Simulation results suggest that the presented algorithm is extremely robust against numerous attacks, and also yields watermarked images with high quality.  ...  QR Decomposition The QRD of a matrix A with size m × m can be defined as follows: [Q, R] = qr(A) (2) where Q represents an unitary matrix with size m × m and R represents an upper triangular matrix with  ... 
doi:10.3390/sym12030486 fatcat:vc2mn5ahm5gsrnsvawgj5kmke4
« Previous Showing results 1 — 15 out of 147 results