Results 21 to 30 of about 62,622 (269)

Entropy and Randomness: From Analogic to Quantum World

open access: yesIEEE Access, 2020
This work is dedicated to the construction and evaluation of random number generators used in cryptography. The critical element on which the security of information is based is the cryptographic key (usually a binary sequence).
Emil Simion
doaj   +1 more source

The use of Lempel-Ziv complexity to analyze turbulence and flow randomness based on velocity fluctuations [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2019
One of the mathematical tools to measure the generation rate of new patterns along a sequence of symbols is the Lempel-Ziv complexity (LZ). Under additional assumptions, LZ is an estimator of entropy in the Shannon sense. Since entropy is considered as a 
S. Blonski   +3 more
doaj   +1 more source

Randomness of encryption keys generated by super H-antimagic total labeling

open access: yesIndonesian Journal of Combinatorics, 2020
SuperH-antimagic total labeling (SHATL) can be utilized to generate encryption keys. The keys are then used to establish the improved block and stream ciphers.
Antonius Cahya Prihandoko   +3 more
doaj   +1 more source

Research progress on moving target defense for SDN

open access: yes网络与信息安全学报, 2018
Software-defined network is based on flexible and open standards,which manages network functions and services by the control layer.And it has the unique advantages of control-separation and centralized control.The moving target defense technology is ...
Jinglei TAN,Hongqi ZHANG,Cheng LEI   +1 more
doaj   +1 more source

Random walks with random velocities

open access: yesPhysical Review E, 2008
We consider a random walk model that takes into account the velocity distribution of random walkers. Random motion with alternating velocities is inherent to various physical and biological systems. Moreover, the velocity distribution is often the first characteristic that is experimentally accessible. Here, we derive transport equations describing the
Zaburdaev, V.   +2 more
openaire   +4 more sources

Features of dynamic processes in the “indentor – coating” system during tests on a tribometer

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2023
The features of a nonlinear model of the indenter-coating tribosystem of a tribometer are considered. It is shown that with an increase in the amplitude of harmonic perturbation, the dynamic system goes through the stage of doubling the cycle and passes ...
I. V. Kolesnikov   +3 more
doaj   +1 more source

On the Measurement of Randomness (Uncertainty): A More Informative Entropy

open access: yesEntropy, 2016
As a measure of randomness or uncertainty, the Boltzmann–Shannon entropy H has become one of the most widely used summary measures of a variety of attributes (characteristics) in different disciplines. This paper points out an often overlooked limitation
Tarald O. Kvålseth
doaj   +1 more source

Probabilistic Power Flow Analysis of Bulk Power System for Practical Grid Planning Application

open access: yesIEEE Access, 2019
The sizes of PV power plants have grown in such a way that their effects on the power system can no longer be neglected. In order to address these issues, grid operators are forced to expand grid connection points, and a power flow analysis considering ...
Sungyoon Song   +4 more
doaj   +1 more source

Randomness for free [PDF]

open access: yesInformation and Computation, 2010
We consider two-player zero-sum games on graphs. These games can be classified on the basis of the information of the players and on the mode of interaction between them. On the basis of information the classification is as follows: (a) partial-observation (both players have partial view of the game); (b) one-sided complete-observation (one player has ...
Krishnendu Chatterjee   +3 more
openaire   +2 more sources

Random triangles in random graphs

open access: yesRandom Structures & Algorithms, 2021
AbstractIn a recent paper, Oliver Riordan shows that for and p up to and slightly larger than the threshold for a Kr‐factor, the hypergraph formed by the copies of Kr in G(n, p) contains a copy of the binomial random hypergraph with . For r = 3, he gives a slightly weaker result where the density in the random hypergraph is reduced by a constant ...
openaire   +3 more sources

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