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## Topics of the conference

 A Numerical PDEs B Numerical linear algebra C Regularization methods D Data Assimilation E ODEs,PDEs&Integral Equations F Control theory
 G Linear algebra H Inverse problems I Optimisation J Approximation theory K Image processing L Model reduction

All presentations will be given in English. The duration of the contributed talks will be 20 minutes and there will be two parallel sessions. The talks will be given in the conference rooms A (first column of the program) and B (second column of the program).

## Program

By hovering the mouse over each name you can see the title of the presentation, and by clicking you can see the abstract.

Monday 2/7
morning
 08:00-08:40 Registration 08:40-09:00 Opening Remarks 09:00-09:45 Vassilios DougalisNumerical Analysis of long-wave models for surface water waves Contributed talks Session A1,Numerical PDEs Session B1,Numerical linear algebra 09:50-10:15 Angel DuranNumerical approximation to the fractional nonlinear Schrödinger equation Sang-Hyup SeoConvergence of a Modified Newton Method for a Matrix Polynomial Equation Arising in Stochastic Problems 10:15-10:40 Eduardo AbreuFinite difference Eulerian-Lagrangian schemes for hyperbolic problems with discontinuous flux and stiff source Achiya DaxIs Lanczos tridiagonalization essential for solving large eigenvalue problems? 10:40-11:05 Hyam AbboudA Stabilized bi-grid method for both Allen-Cahn and Navier-Stokes equations Koen RuymbeekEfficient calculating the selected eigenvalues of parametrized matrices 11:05-11:30 Coffee break 11:30-12:00 Thomas RichardApplication of PLSQ to Special Function Values Maple presentation, Part 1 Session K1,Image processing Session E1,ODEs, PDEs & Integral Eq. 12:00-12:25 Anna KarapiperiExtrapolation methods and their applications in image reconstruction and restoration Patricia Díaz de AlbaRecovering the electrical conductivity of the soil via linear integral equations 12:25-12:50 Andreas LangerConvergent Domain Decomposition Methods for Total Variation Minimization Bor PlestenjakSubspace methods for three-parameter eigenvalue problems 12:50-13:15 Davide BianchiRegularization preconditioners for frame-based image deblurring Cristina AntonPseudo-symplectic methods for stochastic Hamiltonian systems 13:15-13:40 Viktoria TaroudakiImage enhancement of 4 dimensional biomedical images with regularization Robert KaiserOn a Collocation-quadrature Method for the Singular Integral Equation of the Notched Half-plane Problem
afternoon
 17:00-17:45 Hassane SadokReview of the convergence of some Krylov subspaces methods for solving linear systems of equations with one or several right hand sides 17:45-18:00 Refreshments Contributed talks Session B2,Numerical linear algebra Session G1,Linear algebra 18:00-18:25 Joab WinklerThe Computation of the Greatest Common Divisor of Three Polynomials Jie MengOn the positive definite solutions of the nonlinear matrix equations $X^p=A\pm M^T(X^{-1}\mathbf{\#}B)^{-1}M$ 18:25-18:50 Andreas StathopoulosUsing the power of iterative methods for the SVD in machine learning Leila LebtahiOn the inverse problem associated to $KAK = A^{s+1}$ 18:50-19:15 Panayiotis PsarrakosGershgorin type sets for polynomial eigenvalue problems Ji Eun KimGeneralized $\mathbf{S}\mathbf{R}$ calculus for derivatives of split-quaternionic functions 19:20-19:50 Poster Blitz
evening
 21:00 Welcome Reception

Tuesday 3/7
morning
 09:00-09:45 Dario Andrea BiniQuasi-Toeplitz matrices: analysis, algorithms and applications Contributed talks Session B3,Numerical linear algebra Session I1-F1,Optimisation - Control Th. 09:50-10:15 Dimitrios NoutsosPrecondioned GMRES Method for the Solution of Non-Symmetric Real Toeplitz Systems Hamadi AmmarStochastic global optimization using tangent minorants for Lipschitz functions 10:15-10:40 Sean HonAbsolute value circulant preconditioners for nonsymmetric Toeplitz-related systems Denis HamadConstrained Weighted Feature Selection 10:40-11:05 Il'In ValeryOn the two-level iterative methods in the Krylov subspaces George MiminisDistance to $\mathcal{R}$-Uncontrollability 11:05-11:30 Coffee break 11:30-12:00 Thomas RichardNew Interpolation features in Maple 2018 Maple presentation, Part 2 Session D1,Data Assimilation Session A2,Numerical PDEs 12:00-12:25 Azzouz DermouneParametrizations and prediction Orestis VantzosA Fast Local Relaxation Solver for Certain 4th Order PDEs 12:25-12:50 Pietro Dell'AcquaStudy of boundary conditions in the Iterative Filtering method for the decomposition of nonstationary signals Lyudmila VshivkovaKinetic-MHD numerical model of the interaction of an electron beam with the plasma 12:50-13:15 Paulius PalevičiusPerfect matrices of Lagrange differences for the interpretation of dynamics of the cardiovascular system Ivan YotovCoupled multipoint flux and multipoint stress mixed finite element methods for poroelasticity 13:15-13:40 Victor ShutyaevSensitivity of the optimal solution of variational data assimilation problems Paris VassalosOptimal preconditioners for Fractional PDE's

afternoon
 17:00-17:45 Michele BenziGeneralized Matrix Functions: Theory and Computation 17:45-18:00 Refreshments Contributed talks Session B4,Numerical linear algebra Session A3,Numerical PDEs 18:00-18:25 Paraskevi FikaNumerical Linear Algebra Aspects in the Analysis of Absorption Graphs Ismail MerabetIterative methods for the obstacle problem of a Naghdi's shel 18:25-18:50 Vasileios GeorgiouOn a block approach for approximating selected elements of the matrix inverse Jean-Marc GratienA robust Multi-Level Domain~Decomposition Preconditioner for Reservoir Simulation scalable on Many-Core~architecture 18:50-19:15 Mohamed El GuideA generalized matrix Krylov subspace method for TV regularization Sylwester ArabasMPDATA Meets Black-Scholes: Derivative Pricing as a Transport Problem 19:15-19:40 Marilena MitrouliEstimating matrix functionals via extrapolation Abdelmalek ZineReview and complements on dual mixed finite element methods for non-Newtonian fluid flow problems

Wednesday 4/7
morning
 09:00-09:45 Michael TsatsomerosEnvelope: Localization for the Spectrum of a Matrix The ILAS Lecturer Contributed talks Session G2,Linear algebra Session H1,Inverse problems 09:50-10:15 Dimitrios TriantafyllouApproximate Greatest Common Divisor through factorization of matrices of special structure Natalia LezinaDomain decomposition method in the problems of oceans and seas hydrothermodynamics based on theory of inverse problems 10:15-10:40 Aikaterini AretakiSharp bounds for eigenvalues of the generalized $k,m$-step Fibonacci matrices Ioannis ArkoudisAn inverse scattering problem for an electromagnetic layered ellipsoid 10:40-11:05 Plamen KoevAccurate and Efficient Traces of Beta--Wishart Matrices Alexey PenenkoTruncated SVD methods in the inverse source problems for the advection-diffusion-reaction models with image-type measurement data 11:05-11:30 Dimitrios ChristouFurther insights into the embedding properties of Hadamard matrices Stefania ZoiA near-field inverse scattering problem for a thermoelastic ellipsoid 11:30-12:00 Coffee break Session B5,Numerical linear algebra Sessions L1-F2,Model reduct. - Control th. 12:00-12:25 Yuli EidelmanA new eigenvalue algorithm for unitary Hessenberg matrices via quasiseparable representations Zoran TomljanovicSampling-free parametric model reduction of structured systems 12:25-12:50 Zvonimir BujanovicA Householder-based algorithm for Hessenberg-triangular reduction Fotios KasolisInformation-Based Model Reduction for Nonlinear Electro-Quasistatic Field Problems 12:50-13:15 Daan CampsA rational QZ method Alicia Herrero DebónLinear control systems partially ordered by the sharp partial order

afternoon
 The Conference Excursion to Methoni

Thursday 5/7
morning
 09:00-09:45 Sotirios NotarisError estimate for the Gauss quadrature formula: The Gauss-Kronrod vs the anti-Gaussian approach Contributed talks Session C1,Regularization methods Session B6,Numerical linear algebra 09:50-10:15 Alessandro BucciniAn $\ell^p-\ell^q$ minimization method with cross-validation for the restoration of impulse noise contaminated images Franck DufrenoisOne class learning as a null space kernel Rayleigh quotient. Application to abnormal events detection in video sequences 10:15-10:40 Claudio EstaticoAcceleration of iterative regularization methods by delta-convex functionals in Banach spaces Sasa StankoJacobi-type Algorithm for Cosine-Sine Decomposition 10:40-11:05 Paraskevi RoupaNumerical methods for estimating the tuning parameter in penalized least squares problems Fuminori TatsuokaComputation of the matrix logarithm using the double exponential formula 11:05-11:30 Coffee break Session J1,Approximation theory Session A4,Numerical PDEs 11:30-11:55 Paola BoitoRational Approximation for the Inverse of a $\phi$-Function of Quasiseparable Matrices Francisco BernalSolving nonlinear systems of PDEs with the Partition of Unity - RBF method via the trust-region algorithm 11:55-12:20 B. Ali IbrahimogluA fast algorithm for computing the mock-Chebyshev interpolation Yassin BelkourchiaRegularization and differential quadrature procedures for dynamic analysis of beams with arbitrary discontinuities 12:20-12:45 Miguel Ángel FortesFilling holes with edge reconstruction Marta PaliagaNumerical insights of an improved SPH method 12:45-13:10 Abdelhamid  RehoumaConvergence problems in Smirnov spaces Yuri LaevskyOne approach to the numerical simulation of the filtration problem in the presence of wells with given total flow rates

afternoon
 Contributed talks Session B7,Numerical linear algebra Session D2,Data Assimilation 17:00-17:25 Hessah AlqahtaniGeneralized Block Anti-Gauss Quadrature Rules Anna ConcasMatlab implementation of a spectral algorithm for the seriation problem 17:25-17:50 Oussama AbidiThe rational-extended Krylov subspace method for model reductions Natalia ZakharovaICS INM RAS – Baltic Sea'' for the marine environment state monitoring 17:50-18:15 Fatemeh Panjeh Ali BeikA generalized global Arnoldi method based on tensor format for ill-posed tensor equations Eugene ParmuzinThe inverse and variational data assimilation problem on finding the heat flux in the sea thermodynamics model 18:15-18:40 Ahmed SalamTreating breakdowns and near breakdowns in JHESS-algorithm for a reducing a matrix to upper $J$-Hessenberg form Tomoaki OkayamaNew conformal map for the Sinc approximation for exponentially-decaying functions over the semi-infinite interval 18:40-18:55 Refreshments 18:55-19:40 Lothar ReichelThe Arnoldi process for ill-posed problems
evening
 21:00 Conference Dinner at the Gourmet Restaurant of Elite City Resort Hotel Yiamas Gastro Bar

Friday 6/7
morning
 09:00-10:00 Paul Van DoorenLinearizations of polynomial and rational matrices 10:00-11:00 Yousef SaadDimension reduction techniques: Algorithms and applications 11:00-11:30 Coffee Break 11:30-12:30 Petros DrineasRandNLA: Randomization in Numerical Linear Algebra 12:30 Closing Remarks

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