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...The steganography scheme makes it possible to hide the medical image in different bit locations of host media without inviting suspicion. The Secret file is embedded in a cover media with a key. At the receiving end the key can be…

多媒体 · 计算机科学 2010-04-13 J. Nafeesa Begum , K. Kumar , V. Sumathy

Recently, large language models (LLMs) have driven promising progress in lossless image compression. However, directly adopting existing paradigms for medical images suffers from an unsatisfactory trade-off between compression performance…

图像与视频处理 · 电气工程与系统科学 2025-11-05 Pengcheng Zheng , Xiaorong Pu , Kecheng Chen , Jiaxin Huang , Meng Yang , Bai Feng , Yazhou Ren , Jianan Jiang , Chaoning Zhang , Yang Yang , Heng Tao Shen

Steganography and Cryptography are two popular ways of sending vital information in a secret way. One hides the existence of the message and the other distorts the message itself. There are many cryptography techniques available; among them…

密码学与安全 · 计算机科学 2010-09-16 Dipti Kapoor Sarmah , Neha Bajpai

Scalable coding, which can adapt to channel bandwidth variation, performs well in today's complex network environment. However, most existing scalable compression methods face two challenges: reduced compression performance and insufficient…

图像与视频处理 · 电气工程与系统科学 2024-12-03 Yongqi Zhai , Yi Ma , Luyang Tang , Wei Jiang , Ronggang Wang

The field of steganography has long been focused on developing methods to securely embed information within various digital media while ensuring imperceptibility and robustness. However, the growing sophistication of detection tools and the…

密码学与安全 · 计算机科学 2024-12-03 Waheed Rehman

Deep hiding, embedding images with others using deep neural networks, has demonstrated impressive efficacy in increasing the message capacity and robustness of secret sharing. In this paper, we challenge the robustness of existing deep…

密码学与安全 · 计算机科学 2023-08-04 Hangcheng Liu , Tao Xiang , Shangwei Guo , Han Li , Tianwei Zhang , Xiaofeng Liao

In recent years, steganography has emerged as one of the main research areas in information security. Least significant bit (LSB) steganography is one of the fundamental and conventional spatial domain methods, which is capable of hiding…

图像与视频处理 · 电气工程与系统科学 2018-10-15 Aya H. S. Abdelgader , Raneem A. Aboughalia , Osama A. S. Alkishriwo

With data privacy becoming more of a necessity than a luxury in today's digital world, research on more robust models of privacy preservation and information security is on the rise. In this paper, we take a look at Natural Language…

计算与语言 · 计算机科学 2022-03-15 Geetanjali Bihani , Julia Taylor Rayz

Unsupervised intrinsic image decomposition (IID) is the process of separating a natural image into albedo and shade without these ground truths. A recent model employing light detection and ranging (LiDAR) intensity demonstrated impressive…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Shogo Sato , Takuhiro Kaneko , Kazuhiko Murasaki , Taiga Yoshida , Ryuichi Tanida , Akisato Kimura

Image steganography refers to the process of hiding information inside images. Steganalysis is the process of detecting a steganographic image. We introduce a steganalysis approach that uses an ensemble color space model to obtain a…

图像与视频处理 · 电气工程与系统科学 2021-06-18 Shreyank N Gowda , Chun Yuan

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…

多媒体 · 计算机科学 2018-06-11 Xinyu Weng , Yongzhi Li , Lu Chi , Yadong Mu

This paper presents a novel approach to increase the performance bounds of image steganography under the criteria of minimizing distortion. The proposed approach utilizes a steganalysis convolutional neural network (CNN) framework to…

多媒体 · 计算机科学 2017-11-08 Mehdi Sharifzadeh , Chirag Agarwal , Mohammed Aloraini , Dan Schonfeld

In the realm of advanced steganography, the scale of the model typically correlates directly with the resolution of the fundamental grid, necessitating the training of a distinct neural network for message extraction. This paper proposes an…

密码学与安全 · 计算机科学 2024-06-05 Zhong Yangjie , Liu Jia , Ke Yan , Liu Meiqi

Learned image compression (LIC) methods have recently outperformed traditional codecs such as VVC in rate-distortion performance. However, their large models and high computational costs have limited their practical adoption. In this paper,…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Haisheng Fu , Jie Liang , Zhenman Fang , Jingning Han

The recent proliferation of photorealistic AI-generated images (AIGI) has raised urgent concerns about their potential misuse, particularly on social media platforms. Current state-of-the-art AIGI detection methods typically rely on large,…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Nicholas Chivaran , Jianbing Ni

Traditional adaptive steganography is a technique used for covert communication with high security, but it is invalid in the case of stego images are sent to legal receivers over networks which is lossy, such as JPEG compression of…

多媒体 · 计算机科学 2021-10-19 Zhaoxia Yin , Longfei Ke

Digital steganography is the practice of concealing for encrypted data transmission. Typically, steganography methods embed secret data into cover data to create stega data that incorporates hidden secret data. However, steganography…

密码学与安全 · 计算机科学 2025-05-06 Qi Song , Ziyuan Luo , Xiufeng Huang , Sheng Li , Renjie Wan

Minimum distortion steganography is currently the mainstream method for modification-based steganography. A key issue in this method is how to define steganographic distortion. With the rapid development of deep learning technology, the…

密码学与安全 · 计算机科学 2025-04-22 Xiangkun Wang , Kejiang Chen , Yuang Qi , Ruiheng Liu , Weiming Zhang , Nenghai Yu

The manifold hypothesis asserts that data of interest in high-dimensional ambient spaces, such as image data, lies on unknown low-dimensional submanifolds. Diffusion models (DMs) -- which operate by convolving data with progressively larger…

机器学习 · 计算机科学 2025-10-14 Kin Kwan Leung , Rasa Hosseinzadeh , Gabriel Loaiza-Ganem

The utilization of implicit representation for visual data (such as images, videos, and 3D models) has recently gained significant attention in computer vision research. In this letter, we propose a novel model steganography scheme with…

密码学与安全 · 计算机科学 2023-09-20 Weina Dong , Jia Liu , Yan Ke , Lifeng Chen , Wenquan Sun , Xiaozhong Pan