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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…

密码学与安全 · 计算机科学 2022-04-26 Xiaoyan Zheng , Hanzhou Wu

In the context of widespread global information sharing, information security and privacy protection have become focal points. Steganographic systems enhance information security by embedding confidential information into public carriers;…

密码学与安全 · 计算机科学 2024-10-29 Zezheng Qin , Congcong Sun , Taiyi He , Yuke He , Azizol Abdullah , Normalia Samian , Nuur Alifah Roslan

Steganography is the art of hiding data, in such a way that it is undetectable under traffic-pattern analysis and the data hidden is only known to the receiver and the sender. In this paper new method of text steganography over the silence…

多媒体 · 计算机科学 2016-10-17 Muhammad Fahad Khan , Faisal Baig , Saira Beg

Multilayer networks offer a powerful framework for modeling complex systems across diverse domains, effectively capturing multiple types of connections and interdependent subsystems commonly found in real world scenarios. To analyze these…

社会与信息网络 · 计算机科学 2026-02-20 Martin Guillemaud , Vera Dinkelacker , Mario Chavez

Efficient yet accurate extraction of depth from stereo image pairs is required by systems with low power resources, such as robotics and embedded systems. State-of-the-art stereo matching methods based on convolutional neural networks…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Rafael Brandt , Nicola Strisciuglio , Nicolai Petkov

Image steganography is the process of hiding secret data in a cover image by subtle perturbation. Recent studies show that it is feasible to use a fixed neural network for data embedding and extraction. Such Fixed Neural Network…

密码学与安全 · 计算机科学 2024-07-17 Guobiao Li , Sheng Li , Zhenxing Qian , Xinpeng Zhang

Secret sharing is a well-established cryptographic primitive for storing highly sensitive information like encryption keys for encoded data. It describes the problem of splitting a secret into different shares, without revealing any…

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.…

其他计算机科学 · 计算机科学 2009-01-06 Sujit Gujar , C E Veni Madhavan

Up to now, most existing steganalytic methods are designed for grayscale images, and they are not suitable for color images that are widely used in current social networks. In this paper, we design a universal color image steganalysis…

计算机视觉与模式识别 · 计算机科学 2021-11-25 Kangkang Wei , Weiqi Luo , Shunquan Tan , Jiwu Huang

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…

密码学与安全 · 计算机科学 2011-04-05 Bartosz Jankowski , Wojciech Mazurczyk , Krzysztof Szczypiorski

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,…

多媒体 · 计算机科学 2019-10-21 Duan Xintao , Liu Nao

Much of the complexity of social, biological, and engineered systems arises from a network of complex interactions connecting many basic components. Network analysis tools have been successful at uncovering latent structure termed…

社会与信息网络 · 计算机科学 2021-08-03 Xiaodong Xin , Kun He , Jialu Bao , Bart Selman , John E. Hopcroft

The traditional SegNet architecture commonly encounters significant information loss during the sampling process, which detrimentally affects its accuracy in image semantic segmentation tasks. To counter this challenge, we introduce an…

图像与视频处理 · 电气工程与系统科学 2024-06-05 Zijun Gao , Qi Wang , Taiyuan Mei , Xiaohan Cheng , Yun Zi , Haowei Yang

While deep convolutional architectures have achieved remarkable results in a gamut of supervised applications dealing with images and speech, recent works show that deep untrained non-convolutional architectures can also outperform…

信号处理 · 电气工程与系统科学 2020-03-13 Samuel Rey , Antonio G. Marques , Santiago Segarra

Segmentation architectures are typically benchmarked on single imaging modalities, obscuring deployment-relevant performance variations: an architecture optimal for one modality may underperform on another. We present a cross-modal…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Mingjian Lu , Pawan K. Tripathi , Mark Shteyn , Debargha Ganguly , Roger H. French , Vipin Chaudhary , Yinghui Wu

Multilayer networks preserve full information about the different interactions among the constituents of a complex system, and have recently proven quite useful in modelling transportation networks, social circles, and the human brain. A…

物理与社会 · 物理学 2020-06-29 Andrea Santoro , Vincenzo Nicosia

Steganography conceals the secret message into the cover media, generating a stego media which can be transmitted on public channels without drawing suspicion. As its countermeasure, steganalysis mainly aims to detect whether the secret…

密码学与安全 · 计算机科学 2022-05-26 Yong Xu , Zhihua Xia , Zichi Wang , Xinpeng Zhang , Jian Weng

Image steganography is the art of hiding information into a cover image. This paper presents a novel technique for Image steganography based on Block-DCT, where DCT is used to transform original image (cover image) blocks from spatial…

多媒体 · 计算机科学 2010-07-15 A. Nag , S. Biswas , D. Sarkar , P. P. Sarkar

Steganography, as one of the three basic information security systems, has long played an important role in safeguarding the privacy and confidentiality of data in cyberspace. Audio is one of the most common means of information…

密码学与安全 · 计算机科学 2018-09-11 Zhongliang Yang , Xingjian Du , Yilin Tan , Yongfeng Huang , Yu-Jin Zhang

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
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