System and method for hiding reversible information
HJ Kim - US Patent 9,462,152, 2016 - Google Patents
BACKGROUND Various information protection techniques are being developed to protect
digital media that can be easily copied or modified. Among the techniques, information …
digital media that can be easily copied or modified. Among the techniques, information …
Reversible data hiding
G Xuan, YQ Shi - US Patent 8,175,324, 2012 - Google Patents
These methods may be applied to images for reversible image data hiding. In one
embodiment, a method for reversible data hiding comprises identifying carrier data having a …
embodiment, a method for reversible data hiding comprises identifying carrier data having a …
System and method for robust reversible data hiding and data recovery in the spatial domain
A method including identifying at least two subsets of pixels within a block of an image;
forming a plurality of pixel groups from the at least two subsets of pixels, each pixel group …
forming a plurality of pixel groups from the at least two subsets of pixels, each pixel group …
[PDF][PDF] Lossless and Reversible Data Hiding with Public Key Cryptography
R Rajalakshmi, R Dharmarajan - ijrdt.org
This paper proposes a lossless, a reversible, and a combined data hiding schemes for
ciphertext images encrypted by public key cryptosystems with probabilistic and …
ciphertext images encrypted by public key cryptosystems with probabilistic and …
Method for reversible image data hiding
J Zhou, W Sun, L Dong - 2017 - repository.um.edu.mo
A method for reversible image data hiding includes steps of encrypting an original image by
an encryption process to generate an encrypted image, embedding a message into the …
an encryption process to generate an encrypted image, embedding a message into the …
Method and system for hiding reversible data based on prediction errors
LI Hongtu, S Li, L Hu, C Sun, L Chi… - US Patent App. 17 …, 2022 - Google Patents
A method and system for hiding reversible data based on prediction errors are provided,
where the method includes: partitioning an image, to obtain a shadow part and a blank part; …
where the method includes: partitioning an image, to obtain a shadow part and a blank part; …
System and method for reversible binary image data hiding using run-length histogram modification and logical operations
G Xuan, YQ Shi - US Patent 8,270,665, 2012 - Google Patents
US8270665B2 - System and method for reversible binary image data hiding using run-length
histogram modification and logical operations - Google Patents US8270665B2 - System and …
histogram modification and logical operations - Google Patents US8270665B2 - System and …
Error modeling method and device for prediction context of reversible image watermarking
Z Yikui, D Wenbo, Y Xu, H Cao, GAN Junying… - US Patent …, 2022 - Google Patents
The present disclosure discloses an error modeling method and device for prediction
context of reversible image watermarking. A predictor based on omnidirectional context is …
context of reversible image watermarking. A predictor based on omnidirectional context is …
Apparatus and method for reversible data hiding for JPEG images
YQ Shi, G Xuan - US Patent 7,974,477, 2011 - Google Patents
Embodiments of the invention are directed toward reversible/invertible and lossless, image
data hiding that can imperceptibly hide data into digital images and can reconstruct the …
data hiding that can imperceptibly hide data into digital images and can reconstruct the …