Works matching AU Volos, Christos

Results: 124

Determinants of Non-Performing Loans in Cyprus: An Empirical Analysis of Macroeconomic and Borrower-Specific Factors.

Published in:

International Journal of Economics & Financial Issues (IJEFI), 2025, v. 15, n. 1, p. 190, doi. 10.32479/ijefi.17398

By:

Christodoulou-Volos, Christos

Publication type:

Article

The Impact of COVID-19 and Structural Market Changes on the Greek Stock Market: An Empirical Analysis.

Published in:

International Journal of Economics & Financial Issues (IJEFI), 2024, v. 14, n. 6, p. 320, doi. 10.32479/ijefi.16759

By:

Christodoulou-Volos, Christos;
Tserkezos, Dikaios

Publication type:

Article

The Impact of COVID-19 on the Cypriot Stock Market Dynamics.

Published in:

International Journal of Economics & Financial Issues (IJEFI), 2024, v. 14, n. 4, p. 214, doi. 10.32479/ijefi.15875

By:

Christodoulou-Volos, Christos;
Tserkezos, Dikaios

Publication type:

Article

Learning from the past: reservoir computing using delayed variables.

Published in:

Frontiers in Applied Mathematics & Statistics, 2024, p. 01, doi. 10.3389/fams.2024.1221051

By:

Parlitz, Ulrich;
Volos, Christos;
Röhm, André

Publication type:

Article

Identification of Greek Orthodox Church Chants Using Fuzzy Entropy.

Published in:

Computers (2073-431X), 2025, v. 14, n. 2, p. 39, doi. 10.3390/computers14020039

By:

Moysis, Lazaros;
Karasavvidis, Konstantinos;
Kampelopoulos, Dimitris;
Boursianis, Achilles D.;
Sotiroudis, Sotirios;
Nikolaidis, Spiridon;
Volos, Christos;
Sarigiannidis, Panagiotis;
Matin, Mohammad Abdul;
Goudos, Sotirios K.

Publication type:

Article

A 1D coupled hyperbolic tangent chaotic map with delay and its application to password generation.

Published in:

Multimedia Tools & Applications, 2023, v. 82, n. 6, p. 9303, doi. 10.1007/s11042-022-13657-7

By:

Kafetzis, Ioannis;
Moysis, Lazaros;
Tutueva, Aleksandra;
Butusov, Denis;
Nistazakis, Hector;
Volos, Christos

Publication type:

Article

High-Efficiency Triple-Band RF-to-DC Rectifier Primary Design for RF Energy-Harvesting Systems.

Published in:

Telecom, 2021, v. 2, n. 3, p. 271, doi. 10.3390/telecom2030018

By:

Papadopoulou, Maria S.;
Boursianis, Achilles D.;
Volos, Christos K.;
Stouboulos, Ioannis N.;
Nikolaidis, Spyridon;
Goudos, Sotirios K.

Publication type:

Article

An Unobserved Components Model Approach to the Relationship between Real Gross Domestic Product and Unemployment for Cyprus.

Published in:

Journal of Applied Economic Sciences, 2015, v. 10, n. 8, p. 1286

By:

CHRISTODOULOU-VOLOS, Christos;
HADJIXENOPHONTOS, Andreas

Publication type:

Article

Collective behavior of nonlinear dynamical oscillators.

Published in:

European Physical Journal: Special Topics, 2022, v. 231, n. 22/23, p. 3957, doi. 10.1140/epjs/s11734-022-00725-0

By:

Jafari, Sajad;
Bao, Bocheng;
Volos, Christos;
Nazarimehr, Fahimeh;
Bao, Han

Publication type:

Article

Chaos in a memristive oscillator with six lines of equilibria.

Published in:

European Physical Journal: Special Topics, 2022, v. 231, n. 16/17, p. 3059, doi. 10.1140/epjs/s11734-022-00555-0

By:

Ramadoss, Janarthanan;
Volos, Christos;
Pham, Viet-Thanh;
Rajagopal, Karthikeyan;
Hussain, Iqtadar

Publication type:

Article

On the dynamical investigation and synchronization of variable-order fractional neural networks: the Hopfield-like neural network model.

Published in:

European Physical Journal: Special Topics, 2022, v. 231, n. 10, p. 1757, doi. 10.1140/epjs/s11734-022-00450-8

By:

Jahanshahi, Hadi;
Zambrano-Serrano, Ernesto;
Bekiros, Stelios;
Wei, Zhouchao;
Volos, Christos;
Castillo, Oscar;
Aly, Ayman A.

Publication type:

Article

A revisit to the past plague epidemic (India) versus the present COVID-19 pandemic: fractional-order chaotic models and fuzzy logic control.

Published in:

European Physical Journal: Special Topics, 2022, v. 231, n. 5, p. 905, doi. 10.1140/epjs/s11734-021-00335-2

By:

Borah, Manashita;
Roy, Binoy Krishna;
Kapitaniak, Tomasz;
Rajagopal, Karthikeyan;
Volos, Christos

Publication type:

Article

Predictive control and synchronization of uncertain perturbed chaotic permanent-magnet synchronous generator and its microcontroller implementation.

Published in:

European Physical Journal: Special Topics, 2022, v. 231, n. 3, p. 443, doi. 10.1140/epjs/s11734-021-00422-4

By:

Takhi, Hocine;
Moysis, Lazaros;
Machkour, Nadia;
Volos, Christos;
Kemih, Karim;
Ghanes, Malek

Publication type:

Article

Extreme multi-stability analysis of a novel 5D chaotic system with hidden attractors, line equilibrium, permutation entropy and its secure communication scheme.

Published in:

European Physical Journal: Special Topics, 2020, v. 229, n. 6/7, p. 1175, doi. 10.1140/epjst/e2020-900225-9

By:

Khalaf, Abdul Jalil M.;
Abdolmohammadi, Hamid Reza;
Ahmadi, Atefeh;
Moysis, Lazaros;
Volos, Christos;
Hussain, Iqtadar

Publication type:

Article

Memristor-based Systems: Nonlinearity, Dynamics and Applications.

Published in:

2019

By:

Pham, Viet-Thanh;
Volos, Christos;
Fortuna, Luigi

Publication type:

Editorial

A New Fractional-Order Map with Infinite Number of Equilibria and Its Encryption Application.

Published in:

Complexity, 2022, p. 1, doi. 10.1155/2022/3592422

By:

Gasri, Ahlem;
Khennaoui, Amina-Aicha;
Ouannas, Adel;
Grassi, Giuseppe;
Iatropoulos, Apostolos;
Moysis, Lazaros;
Volos, Christos

Publication type:

Article

Circuit Implementation of a Modified Chaotic System with Hyperbolic Sine Nonlinearities Using Bi-Color LED †.

Published in:

Technologies (2227-7080), 2021, v. 9, n. 1, p. 15, doi. 10.3390/technologies9010015

By:

Volos, Christos K.;
Moysis, Lazaros;
Roumelas, George D.;
Giakoumis, Aggelos;
Nistazakis, Hector E.;
Tombras, George S.

Publication type:

Article

An Inverse Pheromone Approach in a Chaotic Mobile Robot's Path Planning Based on a Modified Logistic Map.

Published in:

Technologies (2227-7080), 2019, v. 7, n. 4, p. 84, doi. 10.3390/technologies7040084

By:

Petavratzis, Eleftherios K.;
Volos, Christos K.;
Moysis, Lazaros;
Stouboulos, Ioannis N.;
Nistazakis, Hector E.;
Tombras, George S.;
Valavanis, Kimon P.

Publication type:

Article

Analysis of a Chaotic System with Line Equilibrium and Its Application to Secure Communications Using a Descriptor Observer †.

Published in:

Technologies (2227-7080), 2019, v. 7, n. 4, p. 76, doi. 10.3390/technologies7040076

By:

Moysis, Lazaros;
Volos, Christos;
Pham, Viet-Thanh;
Goudos, Sotirios;
Stouboulos, Ioannis;
Gupta, Mahendra Kumar;
Mishra, Vikas Kumar

Publication type:

Article

Mixed Topology of DF Relayed Terrestrial Optical Wireless Links with Generalized Pointing Errors over Turbulence Channels.

Published in:

Technologies (2227-7080), 2018, v. 6, n. 4, p. 121, doi. 10.3390/technologies6040121

By:

Varotsos, George K.;
Nistazakis, Hector E.;
Stassinakis, Argyris N.;
Volos, Christos K.;
Christofilakis, Vasileios;
Tombras, George S.

Publication type:

Article

A New Fuzzy Reinforcement Learning Method for Effective Chemotherapy.

Published in:

Mathematics (2227-7390), 2023, v. 11, n. 2, p. 477, doi. 10.3390/math11020477

By:

Alsaadi, Fawaz E.;
Yasami, Amirreza;
Volos, Christos;
Bekiros, Stelios;
Jahanshahi, Hadi

Publication type:

Article

Chaotification of One-Dimensional Maps Based on Remainder Operator Addition.

Published in:

Mathematics (2227-7390), 2022, v. 10, n. 15, p. 2801, doi. 10.3390/math10152801

By:

Moysis, Lazaros;
Kafetzis, Ioannis;
Baptista, Murilo S.;
Volos, Christos

Publication type:

Article

Chaotic Path Planning for 3D Area Coverage Using a Pseudo-Random Bit Generator from a 1D Chaotic Map.

Published in:

Mathematics (2227-7390), 2021, v. 9, n. 15, p. 1821, doi. 10.3390/math9151821

By:

Moysis, Lazaros;
Rajagopal, Karthikeyan;
Tutueva, Aleksandra V.;
Volos, Christos;
Teka, Beteley;
Butusov, Denis N.

Publication type:

Article

CHAOTIC PATH PLANNING FOR GRID COVERAGE USING A MODIFIED LOGISTIC-MAY MAP.

Published in:

Journal of Automation, Mobile Robotics & Intelligent Systems, 2020, v. 14, n. 2, p. 3, doi. 10.14313/JAMRIS/2-2020/13

By:

Petavratzis, Eleftherios;
Moysis, Lazaros;
Volos, Christos;
Nistazakis, Hector;
Muñoz-Pacheco, Jesus Manuel;
Stouboulos, Ioannis

Publication type:

Article

MOTION DIRECTION CONTROL OF A ROBOT BASED ON CHAOTIC SYNCHRONIZATION PHENOMENA.

Published in:

Journal of Automation, Mobile Robotics & Intelligent Systems, 2013, v. 7, n. 2, p. 64

By:

Volos, Christos K.

Publication type:

Article

Theoretical and Computational Advances in Nonlinear Dynamical Systems 2018.

Published in:

Advances in Mathematical Physics, 2018, p. 1, doi. 10.1155/2018/4732167

By:

Sun, Zhi-Yuan;
Nakkeeran, K.;
Volos, Christos;
Yu, Xin

Publication type:

Article

A Chaotic System with an Infinite Number of Equilibrium Points: Dynamics, Horseshoe, and Synchronization.

Published in:

Advances in Mathematical Physics, 2016, p. 1, doi. 10.1155/2016/4024836

By:

Pham, Viet-Thanh;
Volos, Christos;
Vaidyanathan, Sundarapandian;
Wang, Xiong

Publication type:

Article

A Novel Cubic-Equilibrium Chaotic System with Coexisting Hidden Attractors: Analysis, and Circuit Implementation.

Published in:

Journal of Circuits, Systems & Computers, 2018, v. 27, n. 4, p. -1, doi. 10.1142/S0218126618500664

By:

Pham, Viet-Thanh;
Volos, Christos;
Jafari, Sajad;
Kapitaniak, Tomasz

Publication type:

Article

Antimonotonicity, Crisis and Multiple Attractors in a Simple Memristive Circuit.

Published in:

Journal of Circuits, Systems & Computers, 2018, v. 27, n. 2, p. -1, doi. 10.1142/S0218126618500263

By:

Volos, Christos K.;
Akgul, Akif;
Pham, Viet-Thanh;
Baptista, Murilo S.

Publication type:

Article

AN UNIVERSAL PHENOMENON IN MUTUALLY COUPLED CHUA'S CIRCUIT FAMILY.

Published in:

Journal of Circuits, Systems & Computers, 2014, v. 23, n. 2, p. -1, doi. 10.1142/S0218126614500285

By:

VOLOS, CHRISTOS K.;
KYPRIANIDIS, IOANNIS M.;
STOUBOULOS, IOANNIS N.

Publication type:

Article

Wave propagation and spiral wave formation in a Hindmarsh–Rose neuron model with fractional-order threshold memristor synaps.

Published in:

International Journal of Modern Physics B: Condensed Matter Physics; Statistical Physics; Applied Physics, 2020, v. 34, n. 17, p. N.PAG, doi. 10.1142/S021797922050157X

By:

Rajagopal, Karthikeyan;
Karthikeyan, Anitha;
Jafari, Sajad;
Parastesh, Fatemeh;
Volos, Christos;
Hussain, Iqtadar

Publication type:

Article

Sensitivity of the Ramsey's Regression Specification Error Term Test on the Degree of Nonlinearity of the Functional Form.

Published in:

Journal of Applied Economic Sciences, 2023, v. 18, n. 2, p. 5, doi. 10.57017/jaes.v18.1(79).01

By:

CHRISTODOULOU-VOLOS, Christos;
TSERKEZOS, Dikaios

Publication type:

Article

Sensitivity of the Ramsey’s Regression Specification Error Term Test on the Degree of Nonlinearity of the Functional Form.

Published in:

Journal of Applied Economic Sciences, 2023, v. 18, n. 1, p. 5, doi. 10.57017/jaes.v18.1(79).01

By:

CHRISTODOULOU-VOLOS, Christos;
TSERKEZOS, Dikaios

Publication type:

Article

A new transiently chaotic flow with ellipsoid equilibria.

Published in:

Pramana: Journal of Physics, 2018, v. 90, n. 3, p. N.PAG, doi. 10.1007/s12043-018-1524-2

By:

Panahi, Shirin;
Aram, Zainab;
Jafari, Sajad;
Pham, Viet-Thanh;
Volos, Christos;
Rajagopal, Karthikeyan

Publication type:

Article

Dynamical Investigation of a Modified Cubic Map with a Discrete Memristor Using Microcontrollers.

Published in:

Electronics (2079-9292), 2025, v. 14, n. 2, p. 311, doi. 10.3390/electronics14020311

By:

Laskaridis, Lazaros;
Volos, Christos;
Giakoumis, Aggelos Emmanouil;
Meletlidou, Efthymia;
Stouboulos, Ioannis

Publication type:

Article

Secure Encryption of Biomedical Images Based on Arneodo Chaotic System with the Lowest Fractional-Order Value.

Published in:

Electronics (2079-9292), 2024, v. 13, n. 11, p. 2122, doi. 10.3390/electronics13112122

By:

Emin, Berkay;
Akgul, Akif;
Horasan, Fahrettin;
Gokyildirim, Abdullah;
Calgan, Haris;
Volos, Christos

Publication type:

Article

Dynamical Analysis of a Memristive Chua's Oscillator Circuit.

Published in:

Electronics (2079-9292), 2023, v. 12, n. 23, p. 4734, doi. 10.3390/electronics12234734

By:

Volos, Christos

Publication type:

Article

Chaos-Based Cryptography: Text Encryption Using Image Algorithms.

Published in:

Electronics (2079-9292), 2022, v. 11, n. 19, p. 3156, doi. 10.3390/electronics11193156

By:

Lawnik, Marcin;
Moysis, Lazaros;
Volos, Christos

Publication type:

Article

A New RBF Neural Network-Based Fault-Tolerant Active Control for Fractional Time-Delayed Systems.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 12, p. 1501, doi. 10.3390/electronics10121501

By:

Wang, Bo;
Jahanshahi, Hadi;
Volos, Christos;
Bekiros, Stelios;
Khan, Muhammad Altaf;
Agarwal, Praveen;
Aly, Ayman A.

Publication type:

Article

Integral Sliding Control Approach for Generalized Cyclic Pursuit Formation Maintenance.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 10, p. 1217, doi. 10.3390/electronics10101217

By:

Ansart, Antoine;
Juang, Jyh-Ching;
Volos, Christos

Publication type:

Article

Deflated Restarting of Exponential Integrator Method with an Implicit Regularization for Efficient Transient Circuit Simulation.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 9, p. 1124, doi. 10.3390/electronics10091124

By:

Zhang, Meng;
Li, Jiaxin;
Yang, Chengcheng;
Chen, Quan;
Volos, Christos

Publication type:

Article

Impact of the Chaotic Synchronization's Stability on the Performance of QCPSK Communication System.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 6, p. 640, doi. 10.3390/electronics10060640

By:

Babajans, Ruslans;
Cirjulina, Darja;
Grizans, Juris;
Aboltins, Arturs;
Pikulins, Dmitrijs;
Zeltins, Maris;
Litvinenko, Anna;
Moysis, Lazaros;
Volos, Christos;
Butusov, Denis;
Radwan, Ahmed

Publication type:

Article

Dynamic Analysis of the Switched-Inductor Buck-Boost Converter Based on the Memristor.

Published in:

Electronics (2079-9292), 2021, v. 10, n. 4, p. 452, doi. 10.3390/electronics10040452

By:

Yang, Yan;
Li, Dongdong;
Wang, Dongqing;
Volos, Christos;
Moysis, Lazaros;
Butusov, Denis;
Radwan, Ahmed

Publication type:

Article

A Simple Third-Order Hopfield Neural Network: Dynamic Analysis, Microcontroller Implementation and Application to Random Number Generation.

Published in:

Symmetry (20738994), 2025, v. 17, n. 3, p. 330, doi. 10.3390/sym17030330

By:

Tamba, Victor Kamdoum;
Pham, Viet-Thanh;
Volos, Christos

Publication type:

Article

Chaotic Maps with Tunable Mean Value—Application to a UAV Surveillance Mission †.

Published in:

Symmetry (20738994), 2023, v. 15, n. 12, p. 2138, doi. 10.3390/sym15122138

By:

Moysis, Lazaros;
Lawnik, Marcin;
Volos, Christos;
Baptista, Murilo S.;
Goudos, Sotirios K.

Publication type:

Article

A Family of 1D Chaotic Maps without Equilibria.

Published in:

Symmetry (20738994), 2023, v. 15, n. 7, p. 1311, doi. 10.3390/sym15071311

By:

Lawnik, Marcin;
Moysis, Lazaros;
Volos, Christos

Publication type:

Article

Influence of Parametric Symmetry on the Dynamics of 3D Sinusoidal Discrete Systems.

Published in:

Symmetry (20738994), 2023, v. 15, n. 4, p. 780, doi. 10.3390/sym15040780

By:

Rajagopal, Karthikeyan;
Kanagaraj, Sathiyadevi;
Volos, Christos;
Karthikeyan, Anitha

Publication type:

Article

Chaotification of 1D Maps by Multiple Remainder Operator Additions—Application to B-Spline Curve Encryption.

Published in:

Symmetry (20738994), 2023, v. 15, n. 3, p. 726, doi. 10.3390/sym15030726

By:

Moysis, Lazaros;
Lawnik, Marcin;
Antoniades, Ioannis P.;
Kafetzis, Ioannis;
Baptista, Murilo S.;
Volos, Christos

Publication type:

Article

Symmetry in Chaotic Systems and Circuits II.

Published in:

Symmetry (20738994), 2022, v. 14, n. 8, p. 1651, doi. 10.3390/sym14081651

By:

Volos, Christos

Publication type:

Article

Symmetry in Chaotic Systems and Circuits.

Published in:

Symmetry (20738994), 2022, v. 14, n. 8, p. 1612, doi. 10.3390/sym14081612

By:

Volos, Christos

Publication type:

Article