Watermarking is embedding visible or invisible data within media to verify its authenticity or protect copyright.The watermark is embedded in significant spatial or frequency features of the media to make it more resi...
supported in part by the National Natural Science Foundation of China under Grants 62202496,62272478;the Basic Frontier Innovation Project of Engineering university of People Armed Police under Grants WJY202314,WJY202221.
The proposed robust reversible watermarking algorithm addresses the compatibility challenges between robustness and reversibility in existing video watermarking techniques by leveraging scene smoothness for frame grou...
Project supported by the National Natural Science Foundation of China(No.62062023);the Guizhou Science and Technology Plan Project of China(No.ZK[2021]-YB314);the Stadholder Foundation of Guizhou Province,China(No.2007(14))。
Watermarking algorithms that use convolution neural networks have exhibited good robustness in studies of deep learning networks.However,after embedding watermark signals by convolution,the feature fusion eficiency of...
sponsored by the National Natural Science Foundation of China under Grants 61972207,U1836208,U1836110,61672290,and the Project was through the Priority Academic Program Development(PAPD)of Jiangsu Higher Education Institution.
Digital watermarking technology is adequate for copyright protection and content authentication.There needs to be more research on the watermarking algorithm after printing and scanning.Aiming at the problem that exis...
supported in part by the Natural Science Foundation of China under Grants 62063004;the Key Research Project of Hainan Province under Grant ZDYF2021SHFZ093;the Hainan Provincial Natural Science Foundation of China under Grants 2019RC018 and 619QN246;the postdoctor research from Zhejiang Province under Grant ZJ2021028.
Medical images are used as a diagnostic tool, so protecting theirconfidentiality has long been a topic of study. From this, we propose aResnet50-DCT-based zero watermarking algorithm for use with medicalimages. To beg...
supported in part by the Natural Science Foundation of China under Grants 62063004;the Key Research Project of Hainan Province under Grant ZDYF2021SHF Z093;the Hainan Provincial Natural Science Foundation of China under Grants 2019RC018 and 619QN246;the postdoctor research from Zhejiang Province under Grant ZJ2021028.
The field of medical images has been rapidly evolving since the advent of the digital medical information era.However,medical data is susceptible to leaks and hacks during transmission.This paper proposed a robust mul...
supported in part by Key Research Project of Hainan Province under Grant ZDYF2021SHFZ093;the Natural Science Foundation of China under Grants 62063004 and 62162022;the Hainan Provincial Natural Science Foundation of China under Grants 2019RC018,521QN206 and 619QN249;the Major Scientific Project of Zhejiang Lab 2020ND8AD01;the Scientific Research Foundation for Hainan University(No.KYQD(ZR)-21013).
Medical images are a critical component of the diagnostic process for clinicians.Although the quality of medical photographs is essential to the accuracy of a physician’s diagnosis,they must be encrypted due to the c...
In this paper, we present a new robust hybrid algorithm combining successively chaotic encryption and blind watermarking of images based on the quaternionic wavelet transform (QWT) to ensure the secure transfer of dig...
Remote Sensing data, as an essential urban basic information in urban planning, has the characteristics of large information capacity, real time, high update speed and accuracy. Because of urban spatial information in...
supported by the National Natural Science Foundation of China(Nos.61601467,61379102,61502498,U1433105 and U1433120);the Fundamental Research Funds for the Central Universities(3122017044)
A robust digital watermarking algorithm is proposed based on quaternion wavelet transform(QWT) and discrete cosine transform(DCT) for copyright protection of color images. The luminance component Y of a host color ima...