نتایج جستجو برای: data hiding

تعداد نتایج: 2414701  

Journal: :Journal of Universal Computer Science 2021

Since the emergence of GDPR, several industries and sectors are setting informatics solutions for fulfilling these rules. The Health sector is considered a critical within Industry 4.0 because it manages sensitive data, National Services responsible managing patients’ data. European NHS converging to connected system allowing exchange information cross different countries. This paper ...

2013
Zhe-Ming Lu Hua Chen Fa-Xin Yu

Data hiding is a form of steganography to embed secret data into digital media for the purpose of content authentication, annotation and copyright protection. Lossless data hiding is a special kind of data hiding technique that guarantees the digital media can be losslessly restored after the secret data are correctly extracted. In the past several years, several reversible data hiding schemes ...

Journal: :CoRR 2012
Rajdeep Borgohain

-------------------------------------------------------------------ABSTRACT-----------------------------------------------------------------Data hiding is the art of embedding data into digital media in a way such that the existence of data remains concealed from everyone except the intended recipient. In this paper, we discuss the various Least Significant Bit (LSB) data hiding techniques. We ...

2014
Sandeep kumar Nidhi Garg

Today Reversible data hiding is latest research area in the field of secret data hiding technique. Data hiding is a technique in which conceal secret data is hidden in some cover image like video, audio, movie, file, and image. Data hiding popularly used in medical and military application. This paper covers many hiding and compression techniques like vector quantization (VQ), side match vector...

Journal: :Telecommunication Systems 2010
Hsiang-Cheh Huang Wai-Chi Fang

In this paper, we present the intelligent multi-media data hiding techniques and their possible applications. An introduction on intelligent multimedia data hiding is described which covers backgrounds, recent advances, methodologies, and implementations. The recently developed research branch called reversible data hiding is also depicted. Two major classes for the implementation of reversible...

Journal: :Journal of Systems and Software 2011
Cheng-Hsing Yang Sheng-Chang Wu Shu-Chien Huang Yih-Kai Lin

Data hiding, which embeds secret data into cover media, is one type of technology used to achieve the multimedia security. A reversible data hiding method has the characteristic that the cover media can be completely reconstructed after secret data are extracted. Recently, some reversible data hiding schemes have focused on the vector quantization (VQ)-compressed format. Using the modified fast...

2007
Ehsan Jahangiri Shahrokh Ghaemmaghami

One of the main issues with data hiding algorithms is capacity of data embedding. Most of data hiding methods suffer from low capacity that could make them inappropriate in certain hiding applications. This paper presents a high capacity data hiding method that uses encryption and the multi-band speech synthesis paradigm. In this method, an encrypted covert message is embedded in the unvoiced b...

2014
Xuejun Zhang Xiang Xie

With the development of information society, audio steganalysis has attracted more attentions recently. Echo hiding method is one of the most challenging research fields. However, most of them can't solve the contradiction of capacity, robustness and imperceptibility, which restrict the development of the system seriously. Some of them have low capacity, and others have relatively high capacity...

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