Results 31 to 40 of about 2,277,000 (297)

A new color image encryption algorithm using multiple chaotic maps with the intersecting planes method

open access: yesScientific African, 2022
This paper proposes a new and efficient color image encryption algorithm based on multiple chaotic maps (Logistic map, Sine map, and Chebyshev map) and the intersecting planes method inside a cube.
Mohammed Es-Sabry   +4 more
doaj   +1 more source

Squared sine logistic map

open access: yesPhysica A: Statistical Mechanics and its Applications, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
de Carvalho, R. Egydio, Leonel, Edson D.
openaire   +2 more sources

Predicting Tipping Points in Chaotic Maps with Period-Doubling Bifurcations

open access: yesComplexity, 2021
In this paper, bifurcation points of two chaotic maps are studied: symmetric sine map and Gaussian map. Investigating the properties of these maps shows that they have a variety of dynamical solutions by changing the bifurcation parameter.
Changzhi Li   +4 more
doaj   +1 more source

A Novel Fractional Sine Chaotic Map and Its Application to Image Encryption and Watermarking

open access: yesApplied Sciences, 2023
This article addresses the telecommunications industry’s priority of ensuring information security during the transition to next-generation networks. It proposes an image encryption system that combines watermarking techniques and a discrete fractional ...
Dhakshinamoorthy Vignesh   +2 more
doaj   +1 more source

An Image Encryption Scheme Combining 2D Cascaded Logistic Map and Permutation-Substitution Operations

open access: yesComputation, 2023
Confusion, diffusion, and encryption keys affect the quality of image encryption. This research proposes combining bit- and pixel-level permutation and substitution methods based on three advanced chaotic logistic map methods.
De Rosal Ignatius Moses Setiadi   +1 more
doaj   +1 more source

Physical Layer Authenticated Image Encryption for IoT Network Based on Biometric Chaotic Signature for MPFrFT OFDM System

open access: yesSensors, 2023
In this paper, a new physical layer authenticated encryption (PLAE) scheme based on the multi-parameter fractional Fourier transform–Orthogonal frequency division multiplexing (MP-FrFT-OFDM) is suggested for secure image transmission over the IoT network.
Esam A. A. Hagras   +3 more
doaj   +1 more source

Identification of functional features of synthetic SINEUPs, antisense lncRNAs that specifically enhance protein translation. [PDF]

open access: yesPLoS ONE, 2018
SINEUPs are antisense long noncoding RNAs, in which an embedded SINE B2 element UP-regulates translation of partially overlapping target sense mRNAs. SINEUPs contain two functional domains.
Hazuki Takahashi   +11 more
doaj   +1 more source

A Novel Dynamic Mathematical Model Applied in Hash Function Based on DNA Algorithm and Chaotic Maps

open access: yesMathematics, 2022
This paper aims to improve SHA-512 security without increasing complexity; therefore, we focused on hash functions depending on DNA sequences and chaotic maps.
Nada E. El-Meligy   +4 more
doaj   +1 more source

An image encryption algorithm based on cascade chaotic map and DNA coding

open access: yesIET Image Processing, 2023
The 2D‐Cascade‐Transeform‐Logistic‐Sine Map (2D‐CTLSM) with good randomness and large parameter chaos range is obtained by improving the Logistic and Sine map in a cascade manner.
Jiming Zheng, Tianyu Bao
doaj   +1 more source

Designing S-Box Using Tent-Sine Chaotic System While Combining the Traits of Tent and Sine Map

open access: yesIEEE Access, 2023
Secure exchange of sensitive information between different entities is a serious challenge in today’s environment. Therefore, various cryptosystems have been created specifically for this purpose. Various operations are used in these cryptosystems.
Annas Wasim Malik   +4 more
doaj   +1 more source

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