Results 91 to 100 of about 841,423 (159)

Improved capacity Arabic text watermarking methods based on open word space

open access: yesJournal of King Saud University: Computer and Information Sciences, 2018
Digital watermarking is used to protect text copyright and to detect unauthorized use. In this paper, two invisible blind watermarking methods for Arabic text are proposed. Since the pseudo-space is very small space used to force the connected characters
Reem A. Alotaibi, Lamiaa A. Elrefaei
doaj   +1 more source

Implementasi dan Analisis Metode Zero-Watermarking pada File Audio [PDF]

open access: yes, 2009
ABSTRAKSI: Watermarking adalah suatu konsep menyembunyikan suatu data atau pola ke dalam dokumen atau cover signal (host signal) yang umumnya dimanfaatkan untuk tujuan copyright protection, tamper proofing, annotation/labeling atau feature location ...
Aulia Fajar
core  

Evolution for music score watermarking algorithm

open access: yes, 2022
S.181-193Content protection for multimedia data is widely recognized especially for data types that are frequently distributed, sold or shared using the Internet.
Spinu, M.   +3 more
core   +1 more source

Image Encryption with Dual Watermark Based on Chaotic Map

open access: yesCryptography
A dual watermark and DNA image encryption based on a chaotic map is proposed. Firstly, a new discrete chaotic map is proposed, and the dynamic characteristics are analyzed.
Ran Chu, Jun Mou, Yuanhui Cui
doaj   +1 more source

Multimodal Medical Image Protection Algorithm Based on Genetic Coding and Coupled Hyperchaotic Mapping

open access: yesTaiyuan Ligong Daxue xuebao
[Purposes] In order to ensure the security of multimodal medical images, a multimodal medical image protection algorithm based on genetic coding and coupled hyperchaotic mapping is proposed.
CHANG Ruiyun, FENG Xiufang, ZHANG Hao
doaj   +1 more source

MultiMark: Multi-Isosurface Embedded Watermarking for Signed-Distance Fields

open access: yesMathematics
Signed-Distance Fields are widely used in high-value applications owing to their continuity and topological flexibility, yet they remain highly vulnerable to replication and tampering. Existing watermarking techniques for these fields directly modify the
Xiaoqiang Zhu, Diansen Yao
doaj   +1 more source

Practical Zero-Trust for Mission-Critical Robotic Fleets via Hardware Attestation and Packet Timing Watermarking [PDF]

open access: green
Ryne Gonzales   +5 more
openalex   +1 more source

Attack on watermarking system by the combination of the total variation and wavelet decomposition

open access: yesTạp chí Khoa học Đại học Mở Thành phố Hồ Chí Minh - Kỹ thuật và Công nghệ, 2011
In 1990, Tanaka has been publishing a first paper [8] to describe a method for hiding a message in a picture. This work marked the beginning a new branch of computer science. It’s watermarking. Nowadays, we have an exact definition of watermarking is the
Trương Hoàng Vinh
doaj  

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