Spyridon D. Mourtas

26 papers Journal 26
YearRankTypeTitle / Venue / Authors
2026 J jnl
An innovative neutrosophic logic adaptive high-order zeroing neural network for solving linear matrix equations: Applications to acoustic source tracking.
J. Comput. Appl. Math.
Houssem Jerbi, Sondess Ben Aoun, Rabeh Abbassi, Mourad Kchaou, Theodore E. Simos, Spyridon D. Mourtas, Shuai Li, Xinwei Cao, Vasilios N. Katsikis
2026 J jnl
Dynamic portfolio optimization under uncertainty: A penalty-function-based neural solver.
Appl. Math. Comput.
Spyridon D. Mourtas
2025 J jnl
A Zeroing Neural Network Approach for Calculating Time-Varying G-Outer Inverse of Arbitrary Matrix.
IEEE Trans. Neural Networks Learn. Syst.
Predrag S. Stanimirovic, Spyridon D. Mourtas, Dijana Mosic, Vasilios N. Katsikis, Xinwei Cao, Shuai Li
2025 J jnl
Solving Lur'e equations through zeroing neural networks.
Inf. Sci.
Yu He, Xiaojuan Wang, Yafei Tie, Huanqi Yang, Theodore E. Simos, Spyridon D. Mourtas, Vasilios N. Katsikis
2024 J jnl
Simultaneous Method for Solving Certain Systems of Matrix Equations with Two Unknowns.
Axioms
Predrag S. Stanimirovic, Miroslav Ciric, Spyridon D. Mourtas, Gradimir V. Milovanovic, Milena J. Petrovic
2024 J jnl
Zeroing neural network approaches for computing time-varying minimal rank outer inverse.
Appl. Math. Comput.
Predrag S. Stanimirovic, Spyridon D. Mourtas, Dijana Mosic, Vasilios N. Katsikis, Xinwei Cao, Shuai Li
2023 J jnl
Improvement of Unconstrained Optimization Methods Based on Symmetry Involved in Neutrosophy.
Symmetry
Predrag S. Stanimirovic, Branislav Ivanov, Dragisa Stanujkic, Vasilios N. Katsikis, Spyridon D. Mourtas, Lev A. Kazakovtsev, Seyyed Ahmad Edalatpanah
2023 J jnl
Solving Time-Varying Nonsymmetric Algebraic Riccati Equations With Zeroing Neural Dynamics.
IEEE Trans. Syst. Man Cybern. Syst.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic
2023 J jnl
Stabilization of Stochastic Exchange Rate Dynamics Under Central Bank Intervention Using Neuronets.
Int. J. Inf. Technol. Decis. Mak.
Spyridon D. Mourtas, Vasilios N. Katsikis, Emmanouil Drakonakis, Stelios Kotsios
2023 J jnl
Time-varying minimum-cost portfolio insurance problem via an adaptive fuzzy-power LVI-PDNN.
Appl. Math. Comput.
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Shuai Li, Xinwei Cao
2023 J jnl
Zeroing Neural Network Based on Neutrosophic Logic for Calculating Minimal-Norm Least-Squares Solutions to Time-Varying Linear Systems.
Neural Process. Lett.
Vasilios N. Katsikis, Predrag S. Stanimirovic, Spyridon D. Mourtas, Lin Xiao, Dragisa Stanujkic, Darjan Karabasevic
2022 J jnl
A fuzzy WASD neuronet with application in breast cancer prediction.
Neural Comput. Appl.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas
2022 J jnl
A higher-order zeroing neural network for pseudoinversion of an arbitrary time-varying matrix with applications to mobile object localization.
Inf. Sci.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Dimitrios Gerontitis
2022 J jnl
A multi-input with multi-function activated weights and structure determination neuronet for classification problems and applications in firm fraud and loan approval.
Appl. Soft Comput.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas
2022 J jnl
Exploiting the Black-Litterman framework through error-correction neural networks.
Neurocomputing
Spyridon D. Mourtas, Vasilios N. Katsikis
2022 J jnl
Finite-time convergent zeroing neural network for solving time-varying algebraic Riccati equations.
J. Frankl. Inst.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic
2022 J jnl
Multi-input bio-inspired weights and structure determination neuronet with applications in European Central Bank publications.
Math. Comput. Simul.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas
2022 J jnl
Solving Complex-Valued Time-Varying Linear Matrix Equations via QR Decomposition With Applications to Robotic Motion Tracking and on Angle-of-Arrival Localization.
IEEE Trans. Neural Networks Learn. Syst.
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Yunong Zhang
2022 J jnl
Time-varying mean-variance portfolio selection problem solving via LVI-PDNN.
Comput. Oper. Res.
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Shuai Li, Xinwei Cao
2022 J jnl
Unique non-negative definite solution of the time-varying algebraic Riccati equations with applications to stabilization of LTV systems.
Math. Comput. Simul.
Theodore E. Simos, Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic
2022 J jnl
Zeroing Neural Network With Fuzzy Parameter for Computing Pseudoinverse of Arbitrary Matrix.
IEEE Trans. Fuzzy Syst.
Vasilios N. Katsikis, Predrag S. Stanimirovic, Spyridon D. Mourtas, Lin Xiao, Darjan Karabasevic, Dragisa Stanujkic
2021 J jnl
Continuous-Time Varying Complex QR Decomposition via Zeroing Neural Dynamics.
Neural Process. Lett.
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Yunong Zhang
2021 J jnl
Time-Varying Mean-Variance Portfolio Selection under Transaction Costs and Cardinality Constraint Problem via Beetle Antennae Search Algorithm (BAS).
Oper. Res. Forum
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Shuai Li, Xinwei Cao
2021 J jnl
Time-varying Black-Litterman portfolio optimization using a bio-inspired approach and neuronets.
Appl. Soft Comput.
Theodore E. Simos, Spyridon D. Mourtas, Vasilios N. Katsikis
2020 J jnl
Time-varying minimum-cost portfolio insurance under transaction costs problem via Beetle Antennae Search Algorithm (BAS).
Appl. Math. Comput.
Vasilios N. Katsikis, Spyridon D. Mourtas, Predrag S. Stanimirovic, Shuai Li, Xinwei Cao
2019 J jnl
A heuristic process on the existence of positive bases with applications to minimum-cost portfolio insurance in
Appl. Math. Comput.
Vasilios N. Katsikis, Spyridon D. Mourtas