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Generative image steganography aims to conceal secret information in generated images without arousing suspicion. However, in practical scenarios involving high-capacity embedding or lossy transmission, existing methods still suffer from…

密码学与安全 · 计算机科学 2025-11-25 Yuqi Qian , Yun Cao , Meiyang Lv , Haocheng Fu

Steganography is the art of hiding a secret message inside a publicly visible carrier message. Ideally, it is done without modifying the carrier, and with minimal loss of information in the secret message. Recently, various deep learning…

多媒体 · 计算机科学 2020-03-31 Shivam Agarwal , Siddarth Venkatraman

Steganography algorithms facilitate communication between a source and a destination in a secret manner. This is done by embedding messages/text/data into images without impacting the appearance of the resultant images/videos. Steganalysis…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Farid Ghareh Mohammadi , Farzan Shenavarmasouleh , M. Hadi Amini , Hamid R. Arabnia

A new technique for data hiding in digital image is proposed in this paper. Steganography is a well known technique for hiding data in an image, but generally the format of image plays a pivotal role in it, and the scheme is format…

多媒体 · 计算机科学 2013-08-01 Adity Sharma , Anoo Agarwal , Vinay Kumar

Deformable registration consists of finding the best dense correspondence between two different images. Many algorithms have been published, but the clinical application was made difficult by the high calculation time needed to solve the…

计算机视觉与模式识别 · 计算机科学 2021-11-25 Théo Estienne , Maria Vakalopoulou , Enzo Battistella , Theophraste Henry , Marvin Lerousseau , Amaury Leroy , Nikos Paragios , Eric Deutsch

The purpose of image steganalysis is to determine whether the carrier image contains hidden information or not. Since JEPG is the most commonly used image format over social networks, steganalysis in JPEG images is also the most urgently…

多媒体 · 计算机科学 2023-06-14 Qiyun Liu , Zhiguang Yang , Hanzhou Wu

Video steganography is the art of unobtrusively concealing secret data in a cover video and then recovering the secret data through a decoding protocol at the receiver end. Although several attempts have been made, most of them are limited…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Chong Mou , Youmin Xu , Jiechong Song , Chen Zhao , Bernard Ghanem , Jian Zhang

Similarity-preserving hashing is a commonly used method for nearest neighbour search in large-scale image retrieval. For image retrieval, deep-networks-based hashing methods are appealing since they can simultaneously learn effective image…

计算机视觉与模式识别 · 计算机科学 2016-05-04 Hanjiang Lai , Pan Yan , Xiangbo Shu , Yunchao Wei , Shuicheng Yan

An efficient 2-step steganography technique is proposed to enhance stego image quality and secret message un-detectability. The first step is a preprocessing algorithm that reduces the size of secret images without losing information. This…

多媒体 · 计算机科学 2020-04-28 Alan A. Abdulla , Harin Sellahewa , Sabah A. Jassim

State-of-the-art deep neural network models have reached near perfect face recognition accuracy rates on controlled high-resolution face images. However, their performance is drastically degraded when they are tested with very…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Vahid Reza Khazaie , Nicky Bayat , Yalda Mohsenzadeh

With the current development of multiprocessor systems, strive for computing data on such processor have also increased exponentially. If the multi core processors are not fully utilized, then even though we have the computing power the…

密码学与安全 · 计算机科学 2009-12-08 Samir B. Patel , Shrikant N. Pradhan , Saumitra U. Ambegaokar

Traditional image steganography focuses on concealing one image within another, aiming to avoid steganalysis by unauthorized entities. Coverless image steganography (CIS) enhances imperceptibility by not using any cover image. Recent works…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Yiwei Yang , Zheyuan Liu , Jun Jia , Zhongpai Gao , Yunhao Li , Wei Sun , Xiaohong Liu , Guangtao Zhai

Steganography is the technique of hiding confidential information within any media. Steganography is often confused with cryptography because the two are similar in the way that they both are used to protect confidential information. The…

密码学与安全 · 计算机科学 2011-11-17 Soumyendu Das , Subhendu Das , Bijoy Bandyopadhyay , Sugata Sanyal

The aim of the steganography methods is to communicate securely in a completely undetectable manner. LSB Matching and LSB Matching Revisited steganography methods are two general and esiest methods to achieve this aim. Being secured against…

密码学与安全 · 计算机科学 2017-09-21 Kazem Qazanfari , Reza Safabakhsh

Recently, generative steganography that transforms secret information to a generated image has been a promising technique to resist steganalysis detection. However, due to the inefficiency and irreversibility of the secret-to-image…

密码学与安全 · 计算机科学 2022-03-15 Zhili Zhou , Yuecheng Su , Q. M. Jonathan Wu , Zhangjie Fu , Yunqing Shi

In practical applications within the human body, it is often challenging to fully encompass the target tissue or organ, necessitating the use of limited-view arrays, which can lead to the loss of crucial information. Addressing the…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Youshen xiao , Yuting Shen , Bowei Yao , Xiran Cai , Yuyao Zhang , Fei Gao

In modern social networks, existing style transfer methods suffer from a serious content leakage issue, which hampers the ability to achieve serial and reversible stylization, thereby hindering the further propagation of stylized images in…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Xiujian Liang , Bingshan Liu , Qichao Ying , Zhenxing Qian , Xinpeng Zhang

Steganography usually modifies cover media to embed secret data. A new steganographic approach called generative steganography (GS) has emerged recently, in which stego images (images containing secret data) are generated from secret data…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Ping Wei , Sheng Li , Xinpeng Zhang , Ge Luo , Zhenxing Qian , Qing Zhou

It is well known that the designing or improving embedding cost becomes a key issue for current steganographic methods. Unlike existing works, we propose a novel framework to enhance the steganography security via post-processing on the…

多媒体 · 计算机科学 2020-02-20 Bolin Chen , Weiqi Luo , Peijia Zheng , Jiwu Huang

Steganography is technique of hiding a data under cover media using different steganography tools. Image steganography is hiding of data (Text/Image/Audio/Video) under a cover as Image. This review paper presents classification of image…

密码学与安全 · 计算机科学 2025-08-28 Ms. Preeti P. Bhatt , Rakesh R. Savant