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This paper focuses on an accurate and fast interpolation approach for image transformation employed in the design of CNN architectures. Standard Spatial Transformer Networks (STNs) use bilinear or linear interpolation as their…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Pourya Shamsolmoali , Masoumeh Zareapoor

Due to rapid advancement in modern technology, as one of the major concerns is the stability of business. The organizations depend on their systems to provide robust and faster processing of information for their operations. Efficient data…

Networking and Internet Architecture · Computer Science 2013-12-04 Fatma Almajadub , Abdul Razaque , Eman Abdel Fattah

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…

Cryptography and Security · Computer Science 2024-07-17 Guobiao Li , Sheng Li , Zhenxing Qian , Xinpeng Zhang

Suppose sender-receiver transmission links in a downlink network at given data rate are subject to fading, path-loss and inter-cell interference, and that transmissions either pass, suffer loss, or incur retransmission delay. We introduce a…

Probability · Mathematics 2023-06-29 Ingemar Kaj , Taisiia Morozova

Information Security is a major concern in today's modern era. Almost all the communicating bodies want the security, confidentiality and integrity of their personal data. But this security goal cannot be achieved easily when we are using…

Multimedia · Computer Science 2015-03-02 Khan Muhammad , Jamil Ahmad , Naeem Ur Rehman , Zahoor Jan , Rashid Jalal Qureshi

Recently, the field of steganography has experienced rapid developments based on deep learning (DL). DL based steganography distributes secret information over all the available bits of the cover image, thereby posing difficulties in using…

Multimedia · Computer Science 2021-12-10 Dahuin Jung , Ho Bae , Hyun-Soo Choi , Sungroh Yoon

We study the limitations of steganography when the sender is not using any properties of the underlying channel beyond its entropy and the ability to sample from it. On the negative side, we show that the number of samples the sender must…

Cryptography and Security · Computer Science 2008-06-05 Nenad Dedić , Gene Itkis , Leonid Reyzin , Scott Russell

Image steganography camouflages secret messages in images by tampering image contents. There is a natural desire for hiding maximum secret information with the least possible distortions in the host image. This requires an algorithm that…

Cryptography and Security · Computer Science 2023-01-24 Laeeq Aslam Sandhu , Ebrahim Shahzad , Fatima Yaqoob , Sharjeel Abid Butt , Wasim Khan , I. M. Qureshi

This paper introduces an efficient reactive routing protocol considering the mobility and the reliability of a node in Cognitive Radio Sensor Networks (CRSNs). The proposed protocol accommodates the dynamic behavior of the spectrum…

Networking and Internet Architecture · Computer Science 2020-09-01 Sharmin Akter , Mohammad Shahriar Rahman , Nafees Mansoor

Nowadays, there are plenty of works introducing convolutional neural networks (CNNs) to the steganalysis and exceeding conventional steganalysis algorithms. These works have shown the improving potential of deep learning in information…

Multimedia · Computer Science 2018-10-11 Ru Zhang , Shiqi Dong , Jianyi Liu

...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…

Multimedia · Computer Science 2010-04-13 J. Nafeesa Begum , K. Kumar , V. Sumathy

In this paper, a deep learning color image steganography scheme combining convolutional autoencoders and ResNet architecture is proposed. Traditional steganography methods suffer from some critical defects such as low capacity, security,…

Image and Video Processing · Electrical Eng. & Systems 2024-06-18 Seyed Hesam Odin Hashemi , Mohammad-Hassan Majidi , Saeed Khorashadizadeh

We propose a method to improve steganography by increasing the resilience of stego-media to discovery through steganalysis. Our approach enhances a class of steganographic approaches through the inclusion of a steganographic assistant…

Cryptography and Security · Computer Science 2023-04-26 Andrew Havard , Theodore Manikas , Eric C. Larson , Mitchell A. Thornton

We propose a simple universal (that is, distribution--free) steganographic system in which covertexts with and without hidden texts are statistically indistinguishable. The stegosystem can be applied to any source generating i.i.d.…

Cryptography and Security · Computer Science 2007-05-23 Boris Ryabko , Daniil Ryabko

Large language models are beginning to show steganographic capabilities. Such capabilities could allow misaligned models to evade oversight mechanisms. Yet principled methods to detect and quantify such behaviours are lacking. Classical…

The distribution of entangled quantum systems among two or more nodes of a network is a key task at the basis of quantum communication, quantum computation and quantum cryptography. Unfortunately the transmission lines used in this…

We consider the problem of energy-efficient broadcasting on dense ad-hoc networks. Ad-hoc networks are generally modeled using random geometric graphs (RGGs). Here, nodes are deployed uniformly in a square area around the origin, and any…

Information Theory · Computer Science 2022-01-19 B. R. Vinay Kumar , Navin Kashyap , D. Yogeshwaran

Last mile link is often a bottleneck for end user. However, users typically have multiple ways of accessing the Internet (cellular, ADSL, public Wifi). This observation led to creation of protocols like mTCP or R-MTP. Current bandwidth…

Networking and Internet Architecture · Computer Science 2015-09-29 Michał Zieliński

With the rapid development of natural language processing technologies, more and more text steganographic methods based on automatic text generation technology have appeared in recent years. These models use the powerful self-learning and…

Multimedia · Computer Science 2020-01-08 Zhongliang Yang , Ke Wang , Jian Li , Yongfeng Huang , Yu-Jin Zhang

Convolutional Neural Networks (CNN) based methods have significantly improved the performance of image steganalysis compared with conventional ones based on hand-crafted features. However, many existing literatures on computer vision have…

Multimedia · Computer Science 2019-10-03 Huaxiao Mo , Tingting Song , Bolin Chen , Weiqi Luo , Jiwu Huang
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