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In recent years, recognition of text from natural scene image and video frame has got increased attention among the researchers due to its various complexities and challenges. Because of low resolution, blurring effect, complex background,…

Computer Vision and Pattern Recognition · Computer Science 2017-07-31 Ayan Kumar Bhunia , Gautam Kumar , Partha Pratim Roy , R. Balasubramanian , Umapada Pal

We propose to model the text classification process as a sequential decision process. In this process, an agent learns to classify documents into topics while reading the document sentences sequentially and learns to stop as soon as enough…

Artificial Intelligence · Computer Science 2015-03-19 Gabriel Dulac-Arnold , Ludovic Denoyer , Patrick Gallinari

The paper presents initial step toward new network anomaly detection method that is based on traffic visualisation. The key design principle of the proposed approach is the lack of direct, linear time dependencies for the created network…

Cryptography and Security · Computer Science 2012-08-15 Wojciech Mazurczyk , Krzysztof Szczypiorski , Bartosz Jankowski

This paper presents a novel theoretical Monte Carlo Markov chain procedure in the framework of graphs. It specifically deals with the construction of a Markov chain whose empirical distribution converges to a given reference one. The Markov…

Probability · Mathematics 2019-07-02 Roy Cerqueti , Emilio De Santis

Unconstrained text recognition is a stimulating field in the branch of pattern recognition. This field is still an open search due to the unlimited vocabulary, multi styles, mixed-font and their great morphological variability. Recent…

Computer Vision and Pattern Recognition · Computer Science 2019-07-22 Najoua Rahal , Maroua Tounsi , Adel M. Alimi

The aim of the steganography methods is to communicate securely in a completely undetectable manner. LSB Matching and LSB Matching Revisited steganography methods are two general and esiest methods to achieve this aim. Being secured against…

Cryptography and Security · Computer Science 2017-09-21 Kazem Qazanfari , Reza Safabakhsh

We show that the imperceptibility of several existing linguistic steganographic systems (Fang et al., 2017; Yang et al., 2018) relies on implicit assumptions on statistical behaviors of fluent text. We formally analyze them and empirically…

Computation and Language · Computer Science 2019-07-31 Falcon Z. Dai , Zheng Cai

Steganography is an ancient art that encompasses various techniques of information hiding, the aim of which is to secret information into a carrier message. Steganographic methods are usually aimed at hiding the very existence of the…

Cryptography and Security · Computer Science 2013-04-23 Wojciech Mazurczyk

Steganography is the process of hiding secret information by embedding it in an "innocent" message. We present protocols for hiding quantum information in a codeword of a quantum error-correcting code passing through a channel. Using either…

Quantum Physics · Physics 2013-05-29 Bilal A. Shaw , Todd A. Brun

Secure covert communication in hostile environments requires simultaneously achieving invisibility, provable security guarantees, and robustness against informed adversaries. This paper presents a novel hybrid steganographic framework that…

Cryptography and Security · Computer Science 2025-07-08 Obinna Omego , Michal Bosy

We examine data-processing of Markov chains through the lens of information geometry. We first establish a theory of congruent Markov morphisms within the framework of stochastic matrices. Specifically, we introduce and justify the concept…

Probability · Mathematics 2023-12-21 Geoffrey Wolfer , Shun Watanabe

Steganography refers to the art of concealing secret messages within multiple media carriers so that an eavesdropper is unable to detect the presence and content of the hidden messages. In this paper, we firstly propose a novel…

Cryptography and Security · Computer Science 2019-06-05 Zheng Li , Ge Han , Yunqing Wei , Shanqing Guo

Markov chains are a class of probabilistic models that have achieved widespread application in the quantitative sciences. This is in part due to their versatility, but is compounded by the ease with which they can be probed analytically.…

Machine Learning · Computer Science 2023-12-18 Eddie Seabrook , Laurenz Wiskott

A new technique for data hiding in digital image is proposed in this paper. Steganography is a well known technique for hiding data in an image, but generally the format of image plays a pivotal role in it, and the scheme is format…

Multimedia · Computer Science 2013-08-01 Adity Sharma , Anoo Agarwal , Vinay Kumar

To detect stego (steganographic text) in complex scenarios, linguistic steganalysis (LS) with various motivations has been proposed and achieved excellent performance. However, with the development of generative steganography, some stegos…

Computation and Language · Computer Science 2024-06-24 Yifan Tang , Yihao Wang , Ru Zhang , Jianyi Liu

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…

Cryptography and Security · Computer Science 2024-12-03 Waheed Rehman

In this paper, an effective method was introduced to steganography of text document in the host image. In the available steganography methods, the message has a random form. Therefore, the embedding capacity is generally low. In the…

Multimedia · Computer Science 2018-04-02 Seyyed Hossein Soleymani , Amir Hossein Taherinia

A novel framework named Markov Clustering Network (MCN) is proposed for fast and robust scene text detection. MCN predicts instance-level bounding boxes by firstly converting an image into a Stochastic Flow Graph (SFG) and then performing…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Zichuan Liu , Guosheng Lin , Sheng Yang , Jiashi Feng , Weisi Lin , Wang Ling Goh

This paper formed part of a preliminary research report for a risk consultancy and academic research. Stochastic Programming models provide a powerful paradigm for decision making under uncertainty. In these models the uncertainties are…

Computational Finance · Quantitative Finance 2009-04-08 Sovan Mitra

Steganography embraces several hiding techniques which spawn across multiple domains. However, the related terminology is not unified among the different domains, such as digital media steganography, text steganography, cyber-physical…