Results 31 to 40 of about 11,885 (197)

A family of robust chaotic S-unimodal maps based on the Gaussian function

open access: yesFrontiers in Physics
This research paper introduces a family of one-dimensional S-unimodal maps based on the Gaussian function, designed to exhibit robust chaos across a wide range of parameters.
Vinod Patidar
doaj   +1 more source

A weighting matrix optimization method for robust guaranteed cost control based on chaos artificial fish swarm algorithm

open access: yes工程科学学报, 2018
Herein, a robust guaranteed cost control weighting matrix optimization method based on chaos artificial fish swarm algorithm was proposed to overcome the dependence on the experience of selecting a weighting matrix in order to achieve robust guaranteed ...
LI Teng-hui   +4 more
doaj   +1 more source

Robust convex optimization for reentry glide trajectory using polynomial chaos

open access: yesXibei Gongye Daxue Xuebao, 2023
Aiming at the reentry glide trajectory design of hypersonic vehicles with uncertain parameters, a robust trajectory optimization method is proposed to enhance the anti-interference ability and process reliability.
YAN Xunliang   +4 more
doaj   +1 more source

Robust Design Optimisation of S-Ducts under Uncertainties [PDF]

open access: yes, 2022
Robust optimisations have become very popular. The aim of this new type of optimisation is to consider the sensitivity of the output results to small variations in the operating conditions or in the manufacturing constraints.
Scaramuzzi, Andrea
core  

Power-α chaotic system with robust chaos

open access: yes
Robust chaos is characterized by the absence of periodic windows and coexisting attractors across a chaotic system’s parameter space. It is important for applications demanding stable chaos.
Chen, Junxin   +5 more
core   +2 more sources

Comparison of Stochastic Methods for the Variability Assessment of Technology Parameters [PDF]

open access: yes, 2011
This paper provides and compares two alternative solutions for the simulation of cables and interconnects with the inclusion of the effects of parameter uncertainties, namely the Polynomial Chaos (PC) method and the Response Surface Modeling (RSM).
Stievano, Igor Simone   +7 more
core   +1 more source

General Construction Method and Proof for a Class of Quadratic Chaotic Mappings

open access: yesMathematics
The importance of chaotic systems as the main pseudo-random cryptographic generator of encryption algorithms in the field of communication secrecy cannot be overstated, but in practical applications, researchers often choose to build upon traditional ...
Wenxia Xu   +4 more
doaj   +1 more source

Chaotic signatures of heart rate variability and its power spectrum in health, aging and heart failure. [PDF]

open access: yesPLoS ONE, 2009
A paradox regarding the classic power spectral analysis of heart rate variability (HRV) is whether the characteristic high- (HF) and low-frequency (LF) spectral peaks represent stochastic or chaotic phenomena.
Guo-Qiang Wu   +7 more
doaj   +1 more source

Chaotic States of Transistor-Based Tuned-Collector Oscillator

open access: yesMathematics, 2023
This brief paper shows that robust chaotic behavior can be detected within a tuned-collector single-stage transistor-based oscillator. The content of this work also contributes to the problem of chaos localization in simplified mathematical model of ...
Jiri Petrzela
doaj   +1 more source

Construction of a New Discrete Chaotic Mapping Based on the Robust Chaos Theorem

open access: yesMathematics
Chaotic systems serve as fundamental pseudo-random sequence generators in encryption algorithms and play a vital role in communication security. However, most current research still focus on the classical Logistic chaotic map, making it vulnerable to ...
Liyan Hua   +4 more
doaj   +1 more source

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