Athanassios S. Fokas

According to our database, Athanassios S. Fokas authored at least 25 papers between 1989 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

On linear quadratic regulator for the heat equation with general boundary conditions.

Zhexian Li, Athanassios S. Fokas, Ketan Savla

CoRR, 2024

2022

Sigmoid and Beyond: Algebraic Activation Functions for Artificial Neural Networks Based on Solutions of a Riccati Equation.

Nicholas E. Protonotarios, Athanassios S. Fokas, George A. Kastis, Nikolaos Dikaios

IT Prof., 2022

2021

Doubly Localized Two-Dimensional Rogue Waves in the Davey-Stewartson I Equation.

Jiguang Rao, Athanassios S. Fokas, Jingsong He

J. Nonlinear Sci., 2021

2020

The Modified Helmholtz Equation on a Regular Hexagon - The Symmetric Dirichlet Problem.

Konstantinos Kalimeris, Athanassios S. Fokas

Axioms, 2020

2019

A parallel unified transform solver based on domain decomposition for solving linear elliptic PDEs.

Eleftherios-Nektarios G. Grylonakis, George A. Gravvanis, Christos K. Filelis-Papadopoulos, Athanassios S. Fokas

J. Supercomput., 2019

Relations among the Riemann Zeta and Hurwitz Zeta Functions, as Well as Their Products.

A. C. L. Ashton, Athanassios S. Fokas

Symmetry, 2019

An iterative spatial-stepping numerical method for linear elliptic PDEs using the Unified Transform.

Eleftherios-Nektarios G. Grylonakis, Christos K. Filelis-Papadopoulos, George A. Gravvanis, Athanassios S. Fokas

J. Comput. Appl. Math., 2019

A Spline Approach to Parallel-Hole Collimator Deblurring for aSRT-Reconstructed SPECT Images.

Nicholas E. Protonotarios, Antonios Charalambopoulos, George A. Kastis, Krzysztof Kacperski, Athanassios S. Fokas

Proceedings of the 19th IEEE International Conference on Bioinformatics and Bioengineering, 2019

2018

EEG for Current With Two-Dimensional Support.

George Dassios, Athanassios S. Fokas, Parham Hashemzadeh, Richard M. Leahy

IEEE Trans. Biomed. Eng., 2018

Solving PDEs of fractional order using the unified transform method.

Arran Fernandez, Dumitru Baleanu, Athanassios S. Fokas

Appl. Math. Comput., 2018

2017

Fractal analysis of tree paintings by Piet Mondrian (1872-1944).

Tassos Bountis, Athanassios S. Fokas, Emmanouil Z. Psarakis

Int. J. Arts Technol., 2017

2015

Mathematical Methods in PET and SPECT Imaging.

Athanassios S. Fokas, George A. Kastis

Proceedings of the Handbook of Mathematical Methods in Imaging, 2015

2013

Boundary Value Problems for the Elliptic Sine-Gordon Equation in a Semi-strip.

Athanassios S. Fokas, Jonatan Lenells, Beatrice Pelloni

J. Nonlinear Sci., 2013

2012

Synthesis, as Opposed to Separation, of Variables.

Athanassios S. Fokas, Euan A. Spence

SIAM Rev., 2012

On a Novel Class of integrable ODEs Related to the Painlevé equations.

Athanassios S. Fokas, Di Yang

Int. J. Bifurc. Chaos, 2012

2011

Multi-resolution inversion algorithm for the attenuated radon transform.

Paolo Emilio Barbano, Athanassios S. Fokas

Proceedings of the 2011 IEEE International Workshop on Machine Learning for Signal Processing, 2011

2009

Analytical reconstructions for PET and spect employing L1-denoising.

Paolo Emilio Barbano, Athanassios S. Fokas, George A. Kastis

Proceedings of the 16th International Conference on Digital Signal Processing, 2009

2008

Methods for Solving Elliptic PDEs in Spherical Coordinates.

George Dassios, Athanassios S. Fokas

SIAM J. Appl. Math., 2008

The Generalized Dirichlet to Neumann Map for the KdV Equation on the Half-Line.

P. A. Treharne, Athanassios S. Fokas

J. Nonlinear Sci., 2008

An effective approach to electromagnetoencephalography.

Athanassios S. Fokas

Proceedings of the 8th IEEE International Conference on Bioinformatics and Bioengineering, 2008

2006

The Mathematics of the Imaging Techniques of MEG, CT, PET and SPECT.

Athanassios S. Fokas, Vangelis Marinakis

Int. J. Bifurc. Chaos, 2006

2005

Localised coherent solutions of the DSI and DSII equations - a numerical study.

M. McConnell, Athanassios S. Fokas, Beatrice Pelloni

Math. Comput. Simul., 2005

Evolution of methacrylate distribution during wood saturation.

Athanassios S. Fokas, Colin Rogers, Wolfgang K. Schief

Appl. Math. Lett., 2005

1993

Emerging Patterns and Computational Design of Filter Cellular Automata.

Athanassios S. Fokas, H. Madala

Complex Syst., 1993

1989

Particles in Soliton Cellular Automata.

Athanassios S. Fokas, Elena P. Papadopoulou, Yiannis G. Saridakis

Complex Syst., 1989