"LARGE-SCALE SCIENTIFIC COMPUTATIONS"

Lecture Hall A | Lecture Hall B | |
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09:00 - 09:15 | Opening | |

09:15 - 10:00 | O. Axelsson,
M. Nikolova, On generalized conjugate gradient type methods for the
iterative solution of nonsymmetric and/or indefinite systems of
equations; some specific convergence properties | |

Coffee break | ||

10:30 -
16:00 | Special Session on "Computations in image
processing" | |

10:30 - 11:00 | M. Bertero,
P. Boccacci and M. Robberto, Image Restoration in Thermal Infrared
Astronomy | |

11:00 - 11:30 | P. Binev, Image
processing via gradient based multiresolutional analysis | |

11:30 - 12:00 | A. Murli,
M. Ceccarelli, L. D'Amore, V. De Simone, Numerical methods
for Total Variation-based deblurring: a comparison in a parallel
environment | |

Lunch break | ||

15:00 -
18:30 | Special Session on "Matrices with
sparsity structure" | |

15:00 - 15:30 | J. Kamm,
J. G. Nagy, Kronecker product preconditioners in image
restoration | P. Arbenz, An efficient
implementation of the eigenstate expansion method for quantum
molecular dynamics simulations |

15:30 - 16:00 | I. Arany, Generating
some separators of the graph of a sparse symmetric
matrix | |

16:00 -
18:30 | Special Session on "High performance
computing in geosciences" | |

16:00 - 16:30 | B. V. Digas,
V. I. Maksimov, L. A. Melnikova, Parallel algorithms for inverse
problem of lithosphere structure reconstruction | A. Brodnik, M. Kovac, S. Malovrh, Optimal
representation of sparse matrices |

Coffee break | ||

17:00 - 17:30 | Zdenek
Kestránek, H-version of the FEM for the contact problem
in elasticity | F. Mazzia, QMR and
selective biorthogonalization |

17:30 - 18:00 | R. Blaheta,
R. Kohut, J. Starý, Iterative displacement decomposition
solvers for HPC in geosciences | A. Ilahi, E. Traviesas, Pseudo-spectra and
homotopic perturbations |

18:00 - 18:30 | Tz. Kolev,
S. Margenov, Algebraic multilevel preconditioning of
elasticity non-conforming FEM systems | |

RECEPTION |

Lecture Hall A | Lecture Hall B | |
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08:30 - 09:15 | Z. Zlatev,
Application of special sparse solvers in the chemical part of air
pollution models | |

09:15 -
11:30 | Special Session on "High performance methods
and algorithms for flow simulation in porous media" | |

09:15 - 10:00 | R. D. Lazarov,
Coupling various approximation methods for convection-diffusion
problems with applications to flows in porous media | |

Coffee break | ||

10:30 -
18:00 | Special Session on "Large-scale
computations in air pollution modelling" | |

10:30 - 11:00 | A. Mazzia,
L. Bergamaschi and M. Putti, Triangular finite volume-mixed finite
element discretization for the advection-diffusion
equation | C. Mensink, Multiblock
domain discretization for urban and regional scale air pollution
modelling |

11:00 - 11:30 | Geir Åge
Øye, Hilde Reme, Parallelization of a Compositional
Simulator | Alison Tomlin, Richard
Lowe, Low dimensional manifolds and reduced chemical models for air
pollution simulations |

11:30 - 12:00 | D. Syrakov,
Long-term calculation of Hg pollution over South-East Europe due to
Bulgarian sources | |

Lunch break | ||

15:00 -
18:30 | Special Session on "Structured matrix
computations" | |

15:00 - 15:30 | A. Böttcher,
Eighteen old and new asymptotic results on Toeplitz band
matrices | R. Dimitrova, K. Ganev,
Some examples of the mesoscale topography effects on large scale
air pollution transport |

15:30 - 16:00 | F. Di Benedetto,
Matrix structures for image applications: some examples and open
problems | R. Wolke, O. Knoth,
The efficiency of different time integration schemes in relation to
the used horizontal resolution |

16:00 - 16:30 | M. Van Barel,
P. Kravanja, On the generically superfast computation of Hankel
determinants | I. Dimov,
Tz. Ostromsky, I. Tzvetanov, Z. Zlatev, Economical
estimation of the losses of crops due to high ozone
levels |

Coffee break | ||

17:00 - 17:30 | V. Olshevski,
Unified superfast algorithm for passive tangential confluent
rational boundary interpolation problems | J. Weickert, R. Wolke, Load-imbalances in
the parallel implementation of the multiscale atmospheric
chemistry-transport model MUSCAT |

17:30 - 18:00 | S. Serra
Capizzano, C. T. Possio, Preliminary remarks on preconditioning
strategies for 2D collocation linear systems | K. Georgiev, Z. Zlatev, Some numerical
experiments with the parallel version of the two-dimensional Danish
Eulerian model |

18:00 - 18:30 | D. Fasino,
Isospectral flows for displacement structured matrices |

Lecture Hall A | Lecture Hall B | |
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08:30 - 09:15 | C. Brezinski,
Multiparameter descent methods | |

09:15 - 10:00 | R. Plemmons,
Numerical methods in aero-optics | |

Coffee break | ||

10:30 - 11:00 | Y. Notay, Efficient preconditioning
of convection-diffusion equations | B. C. Chapman,
V. V. Toropov, L. F. Alvarez, Application of advanced
optimization techniques to inverse problems of structural
mechanics |

11:00 - 11:30 | M. Neytcheva, O. Axelsson, 2D
and 3D domain decomposition approaches for FE elliptic
problems | S. Knapek, Optimized approximation spaces for
operator equations |

11:30 - 12:00 | M. Nikolova, Owe Axelsson,
Error indicators for adaptive refinement of singularly perturbed
convection-diffusion problems | V. John, G. Matthies,
T.I. Mitkova, L. Tobiska, P.S. Vassilevski, A comparison of three
solvers for the incompressible Navier-Stokes equations |

Lunch break | ||

EXCURSION |

Lecture Hall A | Lecture Hall B | |
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08:30 - 09:15 | D. Bini,
B. Meini, Solving block banded block Toeplitz systems with
structured blocks: new algorithms and open problems | |

09:15 - 10:00 | E. E. Tyrtyshnikov,
Mosaic ranks for weakly semiseparable matrices | |

Coffee break | ||

10:30 -
12:30 | Special Session on "Molecular modeling by
high performance computational techniques" | |

10:30 -
16:30 | Special Session on "Large-scale
computations for mechanical engineering problems" | |

10:30 - 11:00 | M. Aida, Modeling
of reactivities of organic molecules by means of ab initio MD
method | P.D. Minev, A semi-implicit projection algorithm for the Navier-Stokes equations with application to flows in complex geometries |

11:00 - 11:30 | L. Gorb, Jerzy
Leszczynski, Hydrogen bonding and tautomerism in isolated and
hydrated DNA bases | O. Iliev,
M. Schäfer, On the efficiency of SIMPLE-type algorithms for
computing incompressible flows on stretched grids |

11:30 - 12:00 | M. Raimondi,
A. Famulari, E. Gianinetti, M. Sironi, F. Moroni, Modification of
Roothaan equations for the ab-initio calculation of interactions in
large molecular systems in the absence of basis set superposition
error | D. Stoyanov, O. Iliev,
P. Stankov, On a multigrid solution of some 3D incompressible flow
problems |

12:00 - 12:30 | M. Ramek,
C.-H. Yu, L. Schäfer, Ab initio conformational analysis of the
model peptide N-formyl-L-alanine amide
(For-Ala-Ala-NH_{2}) | |

Lunch break | ||

15:00 -
18:00 | Special Session on "Structured matrix
computations" | |

15:00 - 15:30 | P. Yalamov,
Stability results for -circulant computations | G. Vatkova, S. Meynen, M. Schäfer,
Numerical simulation of fluid-structure interaction in
pipe-systems |

15:30 - 16:00 | C. V.M. van der Mee,
S. Seatzu, G. Rodriguez, Solution methods for perturbed
semi-infinite linear systems of block-Toeplitz type | T. Chernogorova, O. Iliev, A 2nd order
discretization of imperfect contact problems with piecewise constant
coefficients on cell-centered grids |

16:00 - 16:30 | G. Heinig,
K. Rost, Representations of inverses of Toeplitz-plus-Hankel
matrices | J.A. Denev, P.Stankov,
F. M. B. Andersen, Practical aspects of the application of the
discrete transfer method |

Coffee break | ||

17:00 - 17:30 | V. Baryamureeba, T. Steihaug,
Computational issues for a new class of preconditioners | |

17:30 - 18:00 | I. Lirkov, S. Margenov,
M. Paprzycki, Benchmarking performance of parallel computers using
a 3D elliptic solver | |

CONFERENCE DINNER |

Lecture Hall A | |
---|---|

08:30 - 09:00 | P. Georgieva, Structured singular
value computation for matrices with real and complex
perturbations |

09:00 - 09:30 | D. Petcu, The potential for
distributed computation in large initial value
problems |

09:30 - 10:00 | I. G. Ivanov, B. V. Mintchev,
A method for solving special circulant pentadiagonal linear
systems |

Coffee break | |

10:30 - 11:00 | T. Todorov, M. Racheva,
Two-level method for isoparametric problems |

11:00 - 11:30 | T. Todorov, M. Racheva,
Computational results for two-Level iterative scheme using
isoparametric technique |