Results 41 to 50 of about 6,509 (277)

Encrypting Multiple Images With an Enhanced Chaotic Map

open access: yesIEEE Access, 2022
A multiple-image encryption scheme based on an enhanced chaotic map is proposed. This scheme combines multiple grayscale images into three planes. An amplified sine map is used to generate a dynamic permutation table and a chaotic sequence.
Dolendro Singh Laiphrakpam   +3 more
doaj   +1 more source

Graphical cyclic permutation groups

open access: yesDiscrete Mathematics, 2014
We establish conditions for a permutation group generated by a single permutation of a prime power order to be an automorphism group of a graph or an edge-colored graph. This corrects and generalizes the results of the two papers on cyclic permutation groups published in 1978 and 1981 by S. P. Mohanty, M. R. Sridharan, and S. K. Shukla.
openaire   +3 more sources

A note on periods of powers*

open access: yesESAIM: Proceedings and Surveys, 2014
Let f:X → X be a continuous map defined from a topological space X into itself. We discuss the problem of analyzing and computing explicitly the set Per(fp) of periods of the p-th iterate ...
Cánovas J.S., Linero Bas A.
doaj   +1 more source

Permutation-decodable binary cyclic codes

open access: yesElectronics Letters, 1974
The letter develops bounds on the information rates of certain binary cyclic codes so that they are s-step permutation decodable (s=2, 3, 4).
null Pui-Wah Yip   +2 more
openaire   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

GRUP PERMUTASI SIKLIS DALAM PERMAINAN SUIT

open access: yesInfinity, 2012
Makalah ini merupakan kajian konsep grup permutasi dalam sebuah permainan suit. Grup permuatasi yang terdapat dalam permainan suit adalah grup permutasi yang siklis.
Bagus Ardi Saputro
doaj   +1 more source

Cyclic permutations and evolutionary trees

open access: yesAdvances in Applied Mathematics, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Semple, C., Steel, M.
openaire   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Permutations over cyclic groups

open access: yesEuropean Journal of Combinatorics, 2014
Generalizing a result in the theory of finite fields we prove that, apart from a couple of exceptions that can be classified, for any elements $a_1,...,a_m$ of the cyclic group of order $m$, there is a permutation $ $ such that $1a_{ (1)}+...+ma_{ (m)}=0$.
openaire   +2 more sources

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