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Secret information sharing through image carrier has aroused much research attention in recent years with images' growing domination on the Internet and mobile applications. However, with the booming trend of convolutional neural networks,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-11 Yang Yang

Data hiding such as steganography and invisible watermarking has important applications in copyright protection, privacy-preserved communication and content provenance. Existing works often fall short in either preserving image quality, or…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Tu Bui , Shruti Agarwal , Ning Yu , John Collomosse

Change detection has been a challenging visual task due to the dynamic nature of real-world scenes. Good performance of existing methods depends largely on prior background images or a long-term observation. These methods, however, suffer…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Chao Chen , Sheng Zhang , Cuibing Du

The exploration of the latent space in StyleGANs and GAN inversion exemplify impressive real-world image editing, yet the trade-off between reconstruction quality and editing quality remains an open problem. In this study, we revisit…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Kai Katsumata , Duc Minh Vo , Bei Liu , Hideki Nakayama

Hiding information in network traffic may lead to leakage of confidential information. In this paper we introduce a new steganographic system: the PadSteg (Padding Steganography). To authors' best knowledge it is the first information…

Cryptography and Security · Computer Science 2010-07-06 Bartosz Jankowski , Wojciech Mazurczyk , Krzysztof Szczypiorski

This paper attempts to improve the quality and the modification rate of a Stego Image. The input image provided for estimating the quality of an image and the modified rate is a bitmap image. The threshold value is used as a parameter for…

Multimedia · Computer Science 2016-01-12 Sachin Mungmode , R. R. Sedamkar , Niranjan Kulkarni

Image steganography plays a vital role in securing secret data by embedding it in the cover images. Usually, these images are communicated in a compressed format. Existing techniques achieve this but have low embedding capacity. Enhancing…

Multimedia · Computer Science 2021-01-05 Rohit Agrawal , Kapil Ahuja

While provably secure steganography provides strong concealment by ensuring stego carriers are indistinguishable from natural samples, such systems remain vulnerable to real-world edit errors (e.g., insertions, deletions, substitutions)…

Cryptography and Security · Computer Science 2026-03-09 Zhihan Cao , Gaolei Li , Jun Wu , Jianhua Li , Hang Zhang , Mingzhe Chen

The typical approach to steganography is to compress the covert data in order to limit its size, which is reasonable in the context of a limited steganographic bandwidth. TranSteg (Trancoding Steganography) is a new IP telephony…

Cryptography and Security · Computer Science 2012-01-31 Artur Janicki , Wojciech Mazurczyk , Krzysztof Szczypiorski

The Block Transform Coded, JPEG- a lossy image compression format has been used to keep storage and bandwidth requirements of digital image at practical levels. However, JPEG compression schemes may exhibit unwanted image artifacts to…

Graphics · Computer Science 2012-08-10 Sukhpal Singh

Steganography is a technique to hide the presence of secret communication. When one of the communication elements is under the influence of the enemy, it can be used. The main measure to evaluate steganography methods in a certain capacity…

Cryptography and Security · Computer Science 2023-08-17 Hanieh Rafiee , Mojtaba Mahdavi , AhmadReza NaghshNilchi

Digital steganography is becoming a common tool for protecting sensitive communications in various applications such as crime(terrorism) prevention whereby law enforcing personals need to remotely compare facial images captured at the scene…

Multimedia · Computer Science 2020-04-28 Alan A. Abdulla , Harin Sellahewa , Sabah A. Jassim

Still and multi-media images are subject to transformations for compression, steganographic embedding and digital watermarking. In a major program of activities we are engaged in the modeling, design and analysis of digital content.…

Other Computer Science · Computer Science 2009-01-06 Sujit Gujar , C E Veni Madhavan

Video deblurring is a challenging task due to the spatially variant blur caused by camera shake, object motions, and depth variations, etc. Existing methods usually estimate optical flow in the blurry video to align consecutive frames or…

Computer Vision and Pattern Recognition · Computer Science 2019-08-02 Shangchen Zhou , Jiawei Zhang , Jinshan Pan , Haozhe Xie , Wangmeng Zuo , Jimmy Ren

This paper focuses on steganography based on pixel intensity value decomposition. A number of existing schemes such as binary, Fibonacci, Prime, Natural, Lucas, and Catalan-Fibonacci (CF) are evaluated in terms of payload capacity and stego…

Multimedia · Computer Science 2020-04-28 Alan Anwer Abdulla , Harin Sellahewa , Sabah A. Jassim

This paper introduces Hierarchical Image Steganography, a novel method that enhances the security and capacity of embedding multiple images into a single container using diffusion models. HIS assigns varying levels of robustness to images…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Youmin Xu , Xuanyu Zhang , Jiwen Yu , Chong Mou , Xiandong Meng , Jian Zhang

In this paper, a novel steganographic scheme based on chaotic iterations is proposed. This research work takes place into the information hiding framework, and focus more specifically on robust steganography. Steganographic algorithms can…

Multimedia · Computer Science 2017-06-28 Jacques M. Bahi , Jean-François Couchot , Nicolas Friot , Christophe Guyeux

Steganography represents the art of unobtrusively concealing a secrete message within some cover data. The key scope of this work is about visual steganography techniques that hide a full-sized color image / video within another. A majority…

Multimedia · Computer Science 2018-06-11 Xinyu Weng , Yongzhi Li , Lu Chi , Yadong Mu

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…

Cryptography and Security · Computer Science 2025-11-25 Yuqi Qian , Yun Cao , Meiyang Lv , Haocheng Fu

Digital steganography or data hiding has emerged as a new area of research in connection to the communication in secured channel as well as intellectual property protection for multimedia signals. The redundancy in image representation can…

Cryptography and Security · Computer Science 2012-07-12 Tirtha sankar Das , Ayan K. Sau , V. H. Mankar , Subir K. Sarkar