Results 21 to 30 of about 1,003,309 (217)

Exponentially Generated Modified Chen Distribution with Applications to Lifetime Dataset

open access: yesJournal of Probability and Statistics, 2023
In this paper, the exponentially generated system was used to modify a two-parameter Chen distribution to a four-parameter distribution with better performance.
Awopeju Kabiru Abidemi   +1 more
doaj   +1 more source

Synchronization between Fractional-Order and Integer-Order Hyperchaotic Systems via Sliding Mode Controller

open access: yesJournal of Applied Mathematics, 2013
The synchronization between fractional-order hyperchaotic systems and integer-order hyperchaotic systems via sliding mode controller is investigated. By designing an active sliding mode controller and choosing proper control parameters, the drive and ...
Yan-Ping Wu, Guo-Dong Wang
doaj   +1 more source

A Hamilton-Poisson Model of the Chen-Lee System

open access: yesJournal of Applied Mathematics, 2012
We will present some dynamical and geometrical properties of Chen-Lee system from the Poisson geometry point of view.
Camelia Pop Arieşanu
doaj   +1 more source

Polarization Converter Based on Square Lattice Photonic Crystal Fiber with Double-Hole Units

open access: yesCrystals, 2019
In this study, a novel polarization converter (PC) based on square lattice photonic crystal fiber (PCF) is proposed and analyzed. For each square unit in the cladding, two identical circular air holes are arranged symmetrically along the y = x ...
Zejun Zhang   +3 more
doaj   +1 more source

Fuzzy Sliding Mode Control for Hyper Chaotic Chen System

open access: yesAdvances in Electrical and Computer Engineering, 2012
In this paper, a fuzzy sliding mode control method is proposed for stabilizing hyper chaotic Chen system. The main objective of the control scheme is to stabilize unstable equilibrium point of the system by controlling the states of the system so that ...
SARAILOO, M., RAHMANI, Z., REZAIE, B.
doaj   +1 more source

A Provable Secure Private Data Delegation Scheme for Mountaineering Events in Emergency System

open access: yesIEEE Access, 2017
Recently, the sport of mountaineering is a popular leisure activity and many people may injure while mountaineering. In the year of 2014, Chen et al.
Chien-Ming Chen   +4 more
doaj   +1 more source

Speech Encryption using Fixed Point Chaos based Stream Cipher (FPC-SC) [PDF]

open access: yesEngineering and Technology Journal, 2016
Fixed point chaos based stream cipher (FPC-SC) is presented in this paper to encrypt the speech signal. Fixed point chaos based pseudo random bit generator (FPC-PRBG) is used as key sequence in stream cipher system. Two chaotic Lorenz and Chen systemsare
Fadhil S. Hasan
doaj   +1 more source

Time Delay Complex Chen Chaotic System and Secure Communication Scheme for Wireless Body Area Networks

open access: yesEntropy, 2020
Although many chaotic systems with time delays have been studied in recent years, most studies have only focused on the theoretical level, without special applications.
Fangfang Zhang   +3 more
doaj   +1 more source

Optimal Homotopy Asymptotic Method for an Anharmonic Oscillator: Application to the Chen System

open access: yesMathematics, 2023
The aim of our work is to obtain the analytic solutions for a new nonlinear anharmonic oscillator by means of the Optimal Homotopy Asymptotic Method (OHAM), using only one iteration. The accuracy of the obtained results comes from the comparison with the
Remus-Daniel Ene, Nicolina Pop
doaj   +1 more source

Somatostatin receptor 4 (SSTR4) is a tumor suppressor in cutaneous and head & neck squamous cell carcinomas

open access: yesMolecular Oncology, EarlyView.
This study identifies somatostatin receptor 4 (Sstr4) as a critical tumor suppressor against skin and head/neck cancers (HNSCC, cSCC, and BCC). The loss of Sstr4 removes a check on cell growth, causing hyperactivation of the MAPK‐ERK signaling pathway (↑).
Ali Taqvi   +6 more
wiley   +1 more source

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