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Style transfer has been widely applied to give real-world images a new artistic look. However, given a stylized image, the attempts to use typical style transfer methods for de-stylization or transferring it again into another style usually…

Computer Vision and Pattern Recognition · Computer Science 2020-01-10 Hung-Yu Chen , I-Sheng Fang , Wei-Chen Chiu

We explore a method of encoding secret messages using factoradic numbering of permuted lists of text or numeric elements. Encoding and decoding methods are provided, with code, and key aspects of the correctness of the methods are formally…

Cryptography and Security · Computer Science 2021-04-09 George D. Montanez

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

This paper presents a product to sum approach for a fast and efficient matrix filling in a hierarchical finite-element method (FEM). Due to the existence of a coupling factor arising from the material and Jacobian inhomogeneities in curved…

Numerical Analysis · Mathematics 2017-03-29 Ehsan Khodapanah

Low-precision number formats are widely used in modern machine learning systems due to their efficiency. Accurate direction representation is key to the accuracy of vector operations. This work precisely explores the extent to which the…

Machine Learning · Computer Science 2026-05-11 Bardia Zadeh , George A. Constantinides

In this paper, a new steganographic method is presented that provides minimum distortion in the stego image. The proposed encoding algorithm focuses on DCT rounding error and optimizes that in a way to reduce distortion in the stego image,…

Multimedia · Computer Science 2020-04-24 Md Amiruzzaman , Rizal Mohd Nor

Linguistic steganography (LS) conceals the presence of communication by embedding secret information into a text. How to generate a high-quality text carrying secret information is a key problem. With the widespread application of deep…

Cryptography and Security · Computer Science 2022-04-26 Xiaoyan Zheng , Hanzhou Wu

Transmitting images for communication on social networks has become routine, which is helpful for covert communication. The traditional steganography algorithm is unable to successfully convey secret information since the social network…

Multimedia · Computer Science 2023-04-27 Xiaolong Duan , Bin Li , Zhaoxia Yin , Xinpeng Zhang , Bin Luo

The needs for steganographic techniques for hiding secret message inside images have been arise. This paper is to create a practical steganographic implementation to hide text inside grey scale images. The secret message is hidden inside…

Multimedia · Computer Science 2013-07-03 Firas A. Jassim

Similarity measure, also called information measure, is a concept used to distinguish different objects. It has been studied from different contexts by employing mathematical, psychological, and fuzzy approaches. Image steganography is the…

Multimedia · Computer Science 2020-06-28 Zubair Ashraf , Mukul Lata Roy , Pranab K. Muhuri , Q. M. Danish Lohani

Steganography is the task of concealing a message within a medium such that the presence of the hidden message cannot be detected. Though the prospect of steganography is conceivably interesting in many contexts, and though work has been…

Cryptography and Security · Computer Science 2017-07-04 Aubrey Alston

The security of private communication is increasingly at risk due to widespread surveillance. Steganography, a technique for embedding secret messages within innocuous carriers, enables covert communication over monitored channels. Provably…

Cryptography and Security · Computer Science 2026-02-16 Kaiyi Pang , Minhao Bai

In this paper, we introduce the notion of perfect space-time block codes (STBC). These codes have full rate, full diversity, non-vanishing constant minimum determinant for increasing spectral efficiency, uniform average transmitted energy…

Information Theory · Computer Science 2007-07-16 F. Oggier , G. Rekaya-Ben Othman , J. -C. Belfiore , E. Viterbo

In the past, steganography was to embed text in a carrier, the sender Alice and the recipient Bob share the key, and the text is extracted by Bob through the key. If more information is embedded, the image is easily distorted. In contrast,…

Multimedia · Computer Science 2019-10-21 Duan Xintao , Liu Nao

Multi-image hiding, which embeds multiple secret images into a cover image and is able to recover these images with high quality, has gradually become a research hotspot in the field of image steganography. However, due to the need to embed…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Weina Dong , Jia Liu , Lifeng Chen , Wenquan Sun , Xiaozhong Pan , Yan Ke

This paper investigates properties of polar codes that can be potentially useful in real-world applications. We start with analyzing the performance of finite-length polar codes over the binary erasure channel (BEC), while assuming belief…

Information Theory · Computer Science 2012-11-12 Ali Eslami , H. Pishro-Nik

Compact finite-difference (FD) schemes specify derivative approximations implicitly, thus to achieve parallelism with domain-decomposition suitable partitioning of linear systems is required. Consistent order of accuracy, dispersion, and…

General Relativity and Quantum Cosmology · Physics 2023-03-01 Boris Daszuta

Steganography involves hiding a secret message or image inside another cover image. Changes are made in the cover image without affecting visual quality of the image. In contrast to cryptography, Steganography provides complete secrecy of…

Multimedia · Computer Science 2017-04-11 G. Umamaheswari , Dr. C. P. Sumathi

The widespread application of audio communication technologies has speeded up audio data flowing across the Internet, which made it a popular carrier for covert communication. In this paper, we present a cross-modal steganography method for…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Wenxue Cui , Shaohui Liu , Feng Jiang , Yongliang Liu , Debin Zhao

We propose a robust and provably secure image steganography framework based on latent-space iterative optimization. Within this framework, the receiver treats the transmitted image as a fixed reference and iteratively refines a latent…

Cryptography and Security · Computer Science 2026-03-11 Yanan Li , Zixuan Wang , Qiyang Xiao , Yanzhen Ren