Cao Xinwei,Yang Yiguo,Li Shuai,Katsikis Vasilios N,Stanimirovic Predrag S (2025) A novel competition model for dynamic winner-take-all, INTERNATIONAL JOURNAL OF SYSTEMS SCIENCE, vol. , br. , str. - (Article; Early Access) Cao Xinwei,Yang Yiguo,Li Shuai,Stanimirovic Predrag S,Katsikis Vasilios N (2024) Artificial Neural Dynamics for Portfolio Allocation: An Optimization Perspective, IEEE TRANSACTIONS ON SYSTEMS MAN CYBERNETICS-SYSTEMS, vol. , br. , str. - (Article; Early Access) Stanimirovic Predrag S,Mourtas Spyridon D,Mosic Dijana V,Katsikis Vasilios N,Cao Xinwei,Li Shuai (2024) A Zeroing Neural Network Approach for Calculating Time-Varying G-Outer Inverse of Arbitrary Matrix, IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, vol. , br. , str. - (Article; Early Access) Mourtas Spyridon D,Katsikis Vasilios N,Stanimirovic Predrag S,Kazakovtsev Lev A (2024) Credit and Loan Approval Classification Using a Bio-Inspired Neural Network, BIOMIMETICS, vol. 9, br. 2, str. - (Article) Stanimirovic Predrag S,Mourtas Spyridon D,Mosic Dijana V,Katsikis Vasilios N,Cao Xinwei,Li Shuai (2024) Zeroing neural network approaches for computing time-varying minimal rank outer inverse, APPLIED MATHEMATICS AND COMPUTATION, vol. 465, br. , str. - (Article) Gerontitis Dimitrios,Mo Changxin,Stanimirovic Predrag S,Katsikis Vasilios N (2024) Improved zeroing neural models based on two novel activation functions with exponential behavior, THEORETICAL COMPUTER SCIENCE, vol. 986, br. , str. - (Article) Cao Xinwei,Peng Chen,Zheng Yuhua,Li Shuai,Ha Tran Thu,Shutyaev Victor,Katsikis Vasilios N,Stanimirovic Predrag S (2023) Neural Networks for Portfolio Analysis in High-Frequency Trading, IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, vol. , br. , str. - (Article; Early Access) Cao Xinwei,Francis Adam,Pu Xujin,Zhang Zenan,Katsikis Vasilios N,Stanimirovic Predrag S,Brajevic Ivona,Li Shuai (2023) A novel recurrent neural network based online portfolio analysis for high frequency trading, EXPERT SYSTEMS WITH APPLICATIONS, vol. 233, br. , str. - (Article) Simos Theodore E,Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S (2023) Solving Time-Varying Nonsymmetric Algebraic Riccati Equations With Zeroing Neural Dynamics, IEEE TRANSACTIONS ON SYSTEMS MAN CYBERNETICS-SYSTEMS, vol. 53, br. 10, str. 6575-6587 (Article) Zhang Daochang,Zhao Yue,Mosic Dijana V,Katsikis Vasilios N (2023) Exact expressions for the Drazin inverse of anti-triangular matrices, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 428, br. , str. - (Article) Gerontitis Dimitrios,Mo Changxin,Stanimirovic Predrag S,Tzekis Panagiotis,Katsikis Vasilios N (2023) A novel extended Li zeroing neural network for matrix inversion, NEURAL COMPUTING & APPLICATIONS, vol. 35, br. 19, str. 14129-14152 (Article) Katsikis Vasilios N,Stanimirovic Predrag S,Mourtas Spyridon D,Xiao Lin,Stanujkic Dragisa,Karabasevic Darjan (2023) Zeroing Neural Network Based on Neutrosophic Logic for Calculating Minimal-Norm Least-Squares Solutions to Time-Varying Linear Systems, NEURAL PROCESSING LETTERS, vol. 55, br. 7, str. 8731-8753 (Article) Stanimirovic Predrag S,Ivanov Branislav D,Stanujkic Dragisa,Katsikis Vasilios N,Mourtas Spyridon D,Kazakovtsev Lev A,Edalatpanah Seyyed Ahmad (2023) Improvement of Unconstrained Optimization Methods Based on Symmetry Involved in Neutrosophy, SYMMETRY-BASEL, vol. 15, br. 1, str. - (Article) Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Li Shuai,Cao Xinwei (2023) Time-varying minimum-cost portfolio insurance problem via an adaptive fuzzy-power LVI-PDNN, APPLIED MATHEMATICS AND COMPUTATION, vol. 441, br. , str. - (Article) Simos Theodore E,Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S (2022) Finite-time convergent zeroing neural network for solving time-varying algebraic Riccati equations, JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS, vol. 359, br. 18, str. 10867-10883 (Article) Stanujkic Dragisa,Karabasevic Darjan,Popovic Gabrijela,Smarandache Florentin,Stanimirovic Predrag S,Saracevic Muzafer H,Katsikis Vasilios N (2022) A Single Valued Neutrosophic Extension of the Simple WISP Method, INFORMATICA, vol. 33, br. 3, str. 635-651 (Article) Stanimirovic Predrag S,Mourtas Spyridon D,Katsikis Vasilios N,Kazakovtsev Lev A,Krutikov Vladimir N (2022) Recurrent Neural Network Models Based on Optimization Methods, MATHEMATICS, vol. 10, br. 22, str. - (Article) Katsikis Vasilios N,Stanimirovic Predrag S,Mourtas Spyridon D,Xiao Lin,Karabasevic Darjan,Stanujkic Dragisa (2022) Zeroing Neural Network With Fuzzy Parameter for Computing Pseudoinverse of Arbitrary Matrix, IEEE TRANSACTIONS ON FUZZY SYSTEMS, vol. 30, br. 9, str. 3426-3435 (Article) Simos Theodore E,Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S (2022) Unique non-negative definite solution of the time-varying algebraic Riccati equations with applications to stabilization of LTV systems, MATHEMATICS AND COMPUTERS IN SIMULATION, vol. 202, br. , str. 164-180 (Article) Jiang Wendong,Lin Chia-Liang,Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Simos Theodore E (2022) Zeroing Neural Network Approaches Based on Direct and Indirect Methods for Solving the Yang-Baxter-like Matrix Equation, MATHEMATICS, vol. 10, br. 11, str. - (Article) Simos Theodore E,Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Gerontitis Dimitris (2022) A higher-order zeroing neural network for pseudoinversion of an arbitrary time-varying matrix with applications to mobile object localization, INFORMATION SCIENCES, vol. 600, br. , str. 226-238 (Article) Khan Ameer Tamoor,Cao Xinwei,Brajevic Ivona,Stanimirovic Predrag S,Katsikis Vasilios N,Li Shuai (2022) Non-linear Activated Beetle Antennae Search: A novel technique for non-convex tax-aware portfolio optimization problem, EXPERT SYSTEMS WITH APPLICATIONS, vol. 197, br. , str. - (Article) Mosic Dijana V,Stanimirovic Predrag S,Katsikis Vasilios N (2022) Properties of the CMP inverse and its computation, COMPUTATIONAL & APPLIED MATHEMATICS, vol. 41, br. 4, str. - (Article) Khan Ameer Tamoor,Cao Xinwei,Li Shuai,Katsikis Vasilios N,Brajevic Ivona,Stanimirovic Predrag S (2022) Fraud detection in publicly traded U.S firms using Beetle Antennae Search: A machine learning approach, EXPERT SYSTEMS WITH APPLICATIONS, vol. 191, br. , str. - (Article) Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Zhang Yunong (2022) Solving Complex-Valued Time-Varying Linear Matrix Equations via QR Decomposition With Applications to Robotic Motion Tracking and on Angle-of-Arrival Localization, IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, vol. 33, br. 8, str. 3415-3424 (Article) Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Li Shuai,Cao Xinwei (2022) Time-varying mean-variance portfolio selection problem solving via LVI-PDNN, COMPUTERS & OPERATIONS RESEARCH, vol. 138, br. , str. - (Article) Stanujkic Dragisa,Karabasevic Darjan,Popovic Gabrijela,Zavadskas Edmundas Kazimieras,Saracevic Muzafer H,Stanimirovic Predrag S,Ulutas Alptekin,Katsikis Vasilios N,Meidute-Kavaliauskiene Ieva (2021) Comparative Analysis of the Simple WISP and Some Prominent MCDM Methods: A Python Approach, AXIOMS, vol. 10, br. 4, str. - (Article) Mosic Dijana V,Stanimirovic Predrag S,Katsikis Vasilios N (2021) Weighted composite outer inverses, APPLIED MATHEMATICS AND COMPUTATION, vol. 411, br. , str. - (Article) Stanujkic Dragisa,Karabasevic Darjan,Popovic Gabrijela,Stanimirovic Predrag S,Saracevic Muzafer H,Smarandache Florentin,Katsikis Vasilios N,Ulutas Alptekin (2021) A New Grey Approach for Using SWARA and PIPRECIA Methods in a Group Decision-Making Environment, MATHEMATICS, vol. 9, br. 13, str. - (Article) Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Zhang Yunong (2021) Continuous-Time Varying Complex QR Decomposition via Zeroing Neural Dynamics, NEURAL PROCESSING LETTERS, vol. 53, br. 5, str. 3573-3590 (Article) Stanujkic Dragisa,Karabasevic Darjan,Popovic Gabrijela,Stanimirovic Predrag S,Smarandache Florentin,Saracevic Muzafer H,Ulutas Alptekin,Katsikis Vasilios N (2021) An Innovative Grey Approach for Group Multi-Criteria Decision Analysis Based on the Median of Ratings by Using Python, AXIOMS, vol. 10, br. 2, str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Jin Long,Mosic Dijana V (2021) Properties and computation of continuous-time solutions to linear systems, APPLIED MATHEMATICS AND COMPUTATION, vol. 405, br. , str. - (Article) Mosic Dijana V,Stanimirovic Predrag S,Sahoo Jajati Keshari,Behera Ratikanta,Katsikis Vasilios N (2021) One-sided weighted outer inverses of tensors, JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 388, br. , str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Gerontitis Dimitrios (2021) A New Varying-Parameter Design Formula for Solving Time-Varying Problems, NEURAL PROCESSING LETTERS, vol. 53, br. 1, str. 107-129 (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Zhang Zhijun,Li Shuai,Chen Jianlong,Zhou Mengmeng (2020) Varying-parameter Zhang neural network for approximating some expressions involving outer inverses, OPTIMIZATION METHODS & SOFTWARE, vol. 35, br. 6, str. 1304-1330 (Article) Mosic Dijana V,Stanimirovic Predrag S,Katsikis Vasilios N (2020) Solvability of some constrained matrix approximation problems using core-EP inverses, COMPUTATIONAL & APPLIED MATHEMATICS, vol. 39, br. 4, str. - (Article) Gerontitis Dimitrios,Moysis L,Stanimirovic Predrag S,Katsikis Vasilios N,Volos C (2020) Varying-parameter finite-time zeroing neural network for solving linear algebraic systems, ELECTRONICS LETTERS, vol. 56, br. 16, str. 810-812 (Article) Katsikis Vasilios N,Mourtas Spyridon D,Stanimirovic Predrag S,Li Shuai,Cao Xinwei (2020) Time-varying minimum-cost portfolio insurance under transaction costs problem via Beetle Antennae Search Algorithm (BAS), APPLIED MATHEMATICS AND COMPUTATION, vol. 385, br. , str. - (Article) Stanimirovic Predrag S,Ciric Miroslav D,Katsikis Vasilios N,Li Chaoqian,Ma Haifeng (2020) Outer and (b,c) inverses of tensors, LINEAR & MULTILINEAR ALGEBRA, vol. 68, br. 5, str. 940-971 (Article) Sahoo Jajati Keshari,Behera Ratikanta,Stanimirovic Predrag S,Katsikis Vasilios N (2020) Computation of outer inverses of tensors using the QR decomposition, COMPUTATIONAL & APPLIED MATHEMATICS, vol. 39, br. 3, str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Li Shuai (2020) Higher-Order ZNN Dynamics, NEURAL PROCESSING LETTERS, vol. 51, br. 1, str. 697-721 (Article) Khan Ameer Hamza,Cao Xinwei,Katsikis Vasilios N,Stanimirovic Predrag S,Brajevic Ivona,Li Shuai,Kadry Seifedine,Nam Yunyoung (2020) Optimal Portfolio Management for Engineering Problems Using Nonconvex Cardinality Constraint: A Computing Perspective, IEEE ACCESS, vol. 8, br. , str. 57437-57450 (Article) Sahoo Jajati Keshari,Behera Ratikanta,Stanimirovic Predrag S,Katsikis Vasilios N,Ma Haifeng (2020) Core and core-EP inverses of tensors, COMPUTATIONAL & APPLIED MATHEMATICS, vol. 39, br. 1, str. - (Article) Zhou Mengmeng,Chen Jianlong,Stanimirovic Predrag S,Katsikis Vasilios N,Ma Haifeng (2020) Complex Varying-Parameter Zhang Neural Networks for Computing Core and Core-EP Inverse, NEURAL PROCESSING LETTERS, vol. 51, br. 2, str. 1299-1329 (Article) Stanimirovic Predrag S,Kumar Ashim,Katsikis Vasilios N (2019) Further efficient hyperpower iterative methods for the computation of generalized inverses A(T,S)((2)), REVISTA DE LA REAL ACADEMIA DE CIENCIAS EXACTAS FISICAS Y NATURALES SERIE A-MATEMATICAS, vol. 113, br. 4, str. 3323-3339 (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Srivastava Shwetabh,Pappas Dimitrios (2019) A class of quadratically convergent iterative methods, REVISTA DE LA REAL ACADEMIA DE CIENCIAS EXACTAS FISICAS Y NATURALES SERIE A-MATEMATICAS, vol. 113, br. 4, str. 3125-3146 (Article) Ma Haifeng,Li Na,Stanimirovic Predrag S,Katsikis Vasilios N (2019) Perturbation theory for Moore-Penrose inverse of tensor via Einstein product, COMPUTATIONAL & APPLIED MATHEMATICS, vol. 38, br. 3, str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Li Shuai (2019) Integration enhanced and noise tolerant ZNN for computing various expressions involving outer inverses, NEUROCOMPUTING, vol. 329, br. , str. 129-143 (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Kolundzija Dejan (2019) Inversion and pseudoinversion of block arrowhead matrices, APPLIED MATHEMATICS AND COMPUTATION, vol. 341, br. , str. 379-401 (Article) Pappas Dimitrios,Katsikis Vasilios N,Stanimirovic Predrag S (2018) The lambda-Aluthge Transform of EP Matrices, FILOMAT, vol. 32, br. 12, str. 4403-4411 (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Li Shuai (2018) Hybrid GNN-ZNN models for solving linear matrix equations, NEUROCOMPUTING, vol. 316, br. , str. 124-134 (Article) Petkovic Marko D,Stanimirovic Predrag S,Katsikis Vasilios N (2018) Modified discrete iterations for computing the inverse and pseudoinverse of the time-varying matrix, NEUROCOMPUTING, vol. 289, br. , str. 155-165 (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Pappas Dimitrios (2018) Computation of {2,4} and {2,3}-inverses based on rank-one updates, LINEAR & MULTILINEAR ALGEBRA, vol. 66, br. 1, str. 147-166 (Article) Srivastava Shwetabh,Stanimirovic Predrag S,Katsikis Vasilios N,Gupta Dharmendra K (2017) A Family of Iterative Methods with Accelerated Convergence for Restricted Linear System of Equations, MEDITERRANEAN JOURNAL OF MATHEMATICS, vol. 14, br. 6, str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Ma Haifeng (2017) Representations and properties of the W-Weighted Drazin inverse, LINEAR & MULTILINEAR ALGEBRA, vol. 65, br. 6, str. 1080-1096 (Article) Pappas Dimitrios,Katsikis Vasilios N,Stanimirovic Ivan P (2017) Symbolic Computation of the Aluthge Transform, MEDITERRANEAN JOURNAL OF MATHEMATICS, vol. 14, br. 2, str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Stojanovic Igor (2016) Computing the Pseudoinverse of Specific Toeplitz Matrices Using Rank-One Updates, MATHEMATICAL PROBLEMS IN ENGINEERING, vol. , br. , str. - (Article) Stanimirovic Predrag S,Katsikis Vasilios N,Pappas Dimitrios (2016) Computing {2,4} and {2,3}-inverses by using the Sherman-Morrison formula, APPLIED MATHEMATICS AND COMPUTATION, vol. 273, br. , str. 584-603 (Article) Stanimirovic Predrag S,Pappas Dimitrios,Katsikis Vasilios N,Cvetkovic Marija S (2015) Outer inverse restricted by a linear system, LINEAR & MULTILINEAR ALGEBRA, vol. 63, br. 12, str. 2461-2493 (Article) Stanimirovic Predrag S,Stojanovic Igor,Katsikis Vasilios N,Pappas Dimitrios,Zdravev Zoran (2015) Application of the Least Squares Solutions in Image Deblurring, MATHEMATICAL PROBLEMS IN ENGINEERING, vol. , br. , str. - (Article) Stanimirovic Predrag S,Pappas Dimitrios,Katsikis Vasilios N (2015) Generalized inverse restricted by the normal Drazin equation, LINEAR & MULTILINEAR ALGEBRA, vol. 63, br. 5, str. 893-913 (Article) Stanimirovic Predrag S,Pappas Dimitrios,Katsikis Vasilios N,Stanimirovic Ivan P (2012) Symbolic computation of AT,S-(2)-inverses using QDR factorization, LINEAR ALGEBRA AND ITS APPLICATIONS, vol. 437, br. 6, str. 1317-1331 (Article) Stanimirovic Predrag S,Pappas Dimitrios,Katsikis Vasilios N,Stanimirovic Ivan P (2012) Full-rank representations of outer inverses based on the QR decomposition, APPLIED MATHEMATICS AND COMPUTATION, vol. 218, br. 20, str. 10321-10333 (Article)