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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…

密码学与安全 · 计算机科学 2023-04-26 Andrew Havard , Theodore Manikas , Eric C. Larson , Mitchell A. Thornton

Steganalysis is a collection of techniques used to detect whether secret information is embedded in a carrier using steganography. Most of the existing steganalytic methods are based on machine learning, which typically requires training a…

密码学与安全 · 计算机科学 2022-03-16 David Megías , Daniel Lerch-Hostalot

Steganography is an information hiding technique in which secret data are secured by covering them into a computer carrier file without damaging the file or changing its size. The difference between steganography and cryptography is that…

密码学与安全 · 计算机科学 2012-12-27 Youssef Bassil

Many existing coverless steganography methods establish a mapping relationship between cover images and hidden data. There exists an issue that the number of images stored in the database grows exponentially as the steganographic capacity…

密码学与安全 · 计算机科学 2024-01-23 Jiajun Liu , Lina Tan , Zhili Zhou , Yi Li , Peng Chen

We introduce a steganographic information hiding scheme based on structural properties of numerical semigroups arising from the Frobenius coin problem. Instead of encoding data through representable integers, the proposed protocol embeds…

组合数学 · 数学 2026-02-05 Jean-Christophe Pain

Coverless Image Steganography (CIS) hides information without explicitly modifying a cover image, providing strong imperceptibility and inherent robustness to steganalysis. However, existing CIS methods largely lack robust access control,…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Minyeol Bae , Si-Hyeon Lee

Steganography is the science of invisible communication. The purpose of Steganography is to maintain secret communication between two parties. The secret information can be concealed in content such as image, audio, or video. This paper…

多媒体 · 计算机科学 2013-04-15 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

3D Gaussian splatting (3D-GS) has recently revolutionized novel view synthesis in the simultaneous localization and mapping (SLAM) problem. However, most existing algorithms fail to fully capture the underlying structure, resulting in…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Tianci Wen , Zhiang Liu , Yongchun Fang

Image steganography can hide information in a host image and obtain a stego image that is perceptually indistinguishable from the original one. This technique has tremendous potential in scenarios like copyright protection, information…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Huayuan Ye , Shenzhuo Zhang , Shiqi Jiang , Jing Liao , Shuhang Gu , Dejun Zheng , Changbo Wang , Chenhui Li

With the recent development of deep learning on steganalysis, embedding secret information into digital images faces great challenges. In this paper, a secure steganography algorithm by using adversarial training is proposed. The…

多媒体 · 计算机科学 2018-04-24 Jianhua Yang , Kai Liu , Xiangui Kang , Edward K. Wong , Yun-Qing Shi

This paper presents two novel approaches to increase performance bounds of image steganography under the criteria of minimizing distortion. First, in order to efficiently use the images' capacities, we propose using parallel images in the…

多媒体 · 计算机科学 2019-07-09 Mehdi Sharifzadeh , Chirag Agarwal , Mahdi Salarian , Dan Schonfeld

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…

多媒体 · 计算机科学 2018-10-11 Ru Zhang , Shiqi Dong , Jianyi Liu

We propose a new technique to obtain super-resolution images with radio interferometer using sparse modeling. In standard radio interferometry, sampling of ($u$, $v$) is quite often incomplete and thus obtaining an image from observed…

天体物理仪器与方法 · 物理学 2014-07-10 Mareki Honma , Kazunori Akiyama , Makoto Uemura , Shiro Ikeda

Sparse sampling schemes have the potential to dramatically reduce image acquisition time while simultaneously reducing radiation damage to samples. However, for a sparse sampling scheme to be useful it is important that we are able to…

计算机视觉与模式识别 · 计算机科学 2017-03-16 G. M. Dilshan P. Godaliyadda , Dong Hye Ye , Michael D. Uchic , Michael A. Groeber , Gregery T. Buzzard , Charles A. Bouman

Robust unsupervised anomaly detection (AD) in real-world scenarios is an important task. Current methods exhibit severe performance degradation on the MVTec AD 2 benchmark due to its complex real-world challenges. To solve this problem, we…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Xurui Li , Zhonesheng Jiang , Tingxuan Ai , Yu Zhou

We propose a non-learning depth completion method for a sparse depth map captured using a light detection and ranging (LiDAR) sensor guided by a pair of stereo images. Generally, conventional stereo-aided depth completion methods have two…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Yasuhiro Yao , Ryoichi Ishikawa , Shingo Ando , Kana Kurata , Naoki Ito , Jun Shimamura , Takeshi Oishi

Traditional image steganography often leans interests towards safely embedding hidden information into cover images with payload capacity almost neglected. This paper combines recent deep convolutional neural network methods with…

多媒体 · 计算机科学 2018-06-19 Pin Wu , Yang Yang , Xiaoqiang Li

Information security has become a cause of concern because of the electronic eavesdropping. Capacity, robustness and invisibility are important parameters in information hiding and are quite difficult to achieve in a single algorithm. This…

Structured illumination microscopy (SIM) improves resolution by down-modulating high-frequency information of an object to fit within the passband of the optical system. Generally, the reconstruction process requires prior knowledge of the…

计算机视觉与模式识别 · 计算机科学 2017-01-13 Li-Hao Yeh , Lei Tian , Laura Waller

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