Workshop on Model Reduction and Numerical Linear Algebra: Honoring Christopher Beattie’s 70th Birthday

A workshop on Model Reduction and Numerical Linear Algebra Honoring Christopher Beattie's 70th Birthday will be held on Nov 4, 2023 at Virginia Tech.

The workshop will take place at the Data and Decision Sciences (D&DS) Building in Room 150.



Workshop Schedule

8:15 – 8:45 am:  Arrival and name tags

8:45 – 9:00 am: Opening Remarks


9:00 – 9:25 am: Suzanne Weaver Smith: Extended Life of the International Space Station (ISS): a Digital Twin Demonstration

9:25 – 9:50 am:  Volker Mehrmann: Port-Hamiltonian systems and their representation (Subtitle: the BDR representation)

9:50 – 10:15 am:  Peter Benner: Rational approximation of passive systems - where to interpolate?


10:15 – 10:45 am: Coffee Break


10:45 – 11:10 am:  Daniela Calvetti: Model Reduction, Linear Algebra, and a Touch of Bayes in Data Science Applications

11:10 – 11:35 am:  Rich Lehoucq: Zero-truncated Poisson regression for sparse multiway count data corrupted by false zeros

11:35 am – noon: Daniel Szyld: Convergence of randomized and greedy relaxation schemes for solving nonsingular linear systems of equations


noon – 2:00 pm:  Lunch break


2:00 – 2:25 pm:   Thanos Antoulas: A present for Chris and more

2:25 – 2:50 pm:   Zlatko Drmac: On data driven H2 approximation - quadrature based vector fitting

2:50 – 3:15 pm:    Misha Kilmer: Structured Matrix Approximations via Tensor Decompositions


3:15 – 3:45 pm: Coffee Break


3:45 – 4:10 pm: Elizabeth Qian:  The Fundamental Subspaces of Ensemble Kalman Inversion

4:10 – 4:35 pm: Howard Elman Reduced-Order Models for Parameterized PDE Models with Constraints

4:35 – 5:00 pm: Eric de Sturler: Streaming Methods for Inverse Problems

5:00-5:15 pm: Closing Remarks by Christopher Beattie

Workshop Participants

Mike AckermannVirginia Tech
Thanos AntoulasRice University
Linus BalickiVirginia Tech
Jesse BarlowPenn State University
Christopher BeattieVirginia Tech
Sam BenderVirginia Tech
Peter BennerMPI Magdeburg
Julie BessacVirginia Tech
Jeff BorggaardVirginia Tech
Tobias BreitenTU Berlin
Daniela CalvettiCase Western Reserve University
Paul CazeauxVirginia Tech
Yingda ChengVirginia Tech
Eric de SturlerVirginia Tech
Zlatko DrmacUniveristy of Zagreb
Howard ElmanUniversity of Maryland
Mark EmbreeVirginia Tech
Heike FaßbenderTU Braunschweig
Serkan GugercinVirginia Tech
Yichen GuoVirginia Tech
Misha KilmerTufts University
Rich LehoucqSandia National Laboratories
Kenneth MasseyCarson-Newman University
Volker MehrmannTU Berlin
Agnieszka MiedlarVirginia Tech
Petar MlinaricVirginia Tech
Chris NewmanLos Alamos National Laboratory
Art PellingTU Berlin
Elizabeth QianGeorgia Tech
Johann RudiVirginia Tech
Danny SorensenRice University
Daniel SzyldTemple University
Zoran TomljanovicUniveristy of Osijek
Tim WarburtonVirginia Tech
Suzanne Weaver SmithUniversity of Kentucky
Steffen WernerVirginia Tech
Steven WiseUniversity of Tennessee Knoxville
Lizette ZietsmanVirginia Tech

Workshop Organizers

Mark Embree

Serkan Gugercin

Agnieszka Miedlar

Steffen Werner