Program for Tuesday, June 30th: Talk View

PROGRAM FOR TUESDAY, JUNE 30TH: TALK VIEW

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9:00

9:30

10:00

10:30

11:00

11:30

12:00

12:30

13:00

13:30

14:00

14:30

15:00

15:30

16:00

16:30

17:00

17:30

18:00

18:30

19:00

19:30

20:00

20:30

09:00-10:00

Enforcing conservation laws and dissipation inequalities numerically via auxiliary variables

Patrick Farrell, Boris Andrews, Mingdong He, Kaibo Hu

10:00-10:30 Coffee Break

10:30-11:00

Transport and mixing in fluid flows: a network-based approach

K. Padberg-Gehle, T.T. Thai, A. Klünker, E. Steuwe, A. von Kameke

11:00-11:30

On evolving network models and their influence on opinion formation and control

Susana Gomes

11:30-12:00

Spectral clustering of temporal networks via spatio-temporal random walks

Filip Blašković, Tim Conrad, Stefan Klus, Nataša Djurdjevac Conrad

12:00-12:30

Learning graphons from data: Random walks, transfer operators, and spectral clustering

Stefan Klus, Jason Bramburger

10:30-11:00

Efficient computation of transport coefficients using the Green–Kubo formula with Girsanov’s

Raphael Gastaldello

11:00-11:30

Bifurcations and uncertainty in mean square for SDEs

Gabriel Lord, Conall Kelly, Stefanie Sonner, Mariya Ptashnyk

11:30-12:00

Error and Stability Analysis of a Randomized SDIRK Method

Monika Eisenmann, Marvin Jans, Raphael Kruse, Helmut Podhaisky

12:00-12:30

Explicit stabilized implementation of singly diagonally implicit Runge-Kutta methods

Ibrahim Almuslimani, Gilles Vilmart, Konstantinos C. Zygalakis

10:30-11:00

Adaptive momentum and nonlinear damping for neural network training

Aikaterini Karoni, Rajit Rajpal, Benedict Leimkuhler, Gabriel Stoltz

11:00-11:30

The random timestep Euler method and its continuous dynamics

Jonas Latz

11:30-12:00

One Integrator Step Is Enough: Adaptive Ensemble Langevin Samplers

Daniel Paulin

12:00-12:30

Convergence speed in distribution of finite particle systems to McKean-Vlasov-type equations using generators of measure-valued

Xavier Erny

10:30-11:00

A low regularity exponential integrator for the DNLS equation

Lun Ji, Hang Li, Alexander Ostermann

11:00-11:30

The nonlinear Schrodinger equation with rough potential: analysis and computations

Yifei Wu

11:30-12:00

Approximating the Matrix Exponential for Large Time Steps

Pranav Singh

12:00-12:30

Second-order uniformly accurate method for the semiclassical nonlinear Schr\"odinger equation with initial data in

Buyang Li, Yifei Wu, Fangyan Yao

10:30-11:00

Sum-of-Gaussians tensor neural networks for high-dimensional Schrödinger equation

Qi Zhou, Teng Wu, Jianghao Liu, Qingyuan Sun, Hehu Xie, Zhenli Xu

11:00-11:30

Machine-Learning Interatomic Potentials for Long-Range Systems

Yajie Ji

11:30-12:00

Efficient molecular dynamics simulations for confined systems: kernel approximations & random batch

Zecheng Gan

10:30-11:00

Variational Gaussian approximation for the magnetic Schrödinger equation

Malik Scheifinger, Kurt Busch, Marlis Hochbruck, Caroline Lasser

11:00-11:30

Numerical simulation of the Gross–Pitaevskii and magnetic Ginzburg-Landau equation via vortex

Benjamin Stamm, Thiago Carvalho Corso, Gaspard Kemlin, Christof Melcher

11:30-12:00

Vibrationally resolved electronic spectra from Hagedorn wavepacket dynamics

Jiri Vanicek

12:00-12:30

Dynamics of two-dimensional dissipative quantum spin systems using tree tensor networks

Charlotte Verhoeven

10:30-11:00

Structure and asymptotic preserving deep neural surrogates for uncertainty quantification in multiscale kinetic

Giacomo Dimarco

11:00-11:30

Particle Methods for Plasma Equations

Andrea Medaglia

11:30-12:00

A tensor train numerical approach for Boltzmann equation

Yingda Cheng, Kun Huang, Irene Gamba

12:00-12:30

Energy-Dissipative and Conservative Discrete Gradient Particle Methods for Aggregation-Diffusion Equations and the Landau

Jingwei Hu, Samuel Van Fleet, Andy Wan

10:30-11:00

Neural Networks as a Discretization of Dynamical Systems

Yongqiang Cai

11:00-11:30

Constructive Conditional Normalizing Flows

Domènec Ruiz-Balet

11:30-12:00

Interpolation, approximation, and controllability of deep neural networks

Jingpu Cheng

12:00-12:30

Discovering Piecewise-Smooth Dynamics from Trajectory Data

Davide Murari, Chris Budd, Erik Jansson, Carola-Bibiane Schönlieb

10:30-11:00

Hardware aware dynamical low-rank training of large language models

Steffen Schotthoefer

11:00-11:30

A scalable hybrid low-rank scheme for thermal radiative transfer

Lukas Einkemmer

11:30-12:00

Dynamical low-rank approximation of the non-linear Vlasov-Poisson-Fokker-Planck equation for weakly collisional

Omar Malik, Katharina Kormann

12:00-12:30

Dynamical Low-Ranking Compression of Neural Networks with Robustness Under Adversarial Attacks

Stefan Schnake, Steffen Schotthöfer, H. Lexie Yang

10:30-11:00

Weighted finite difference methods for a nonlinear Schrödinger equation with highly oscillatory solutions in space and

Christian Lubich, Yanyan Shi

11:00-11:30

Weighted finite difference methods for highly oscillatory nonlinear Klein–Gordon equations

Christian Lubich, Yanyan Shi

11:30-12:00

Analytical Approximation of Nonlinear Friedrichs Systems by Modulated Fourier Expansions

Yanyan Shi, Johanna Mödl, Tobias Jahnke

12:00-12:30

Multi-fidelity methods for the semiclassical Schrödinger equation with uncertainties

Liu Liu

10:30-11:00

Flow-based Bayesian filtering for high-dimensional nonlinear stochastic dynamical systems

Ling Guo

11:00-11:30

Constructing Macroscopic Dynamics using Deep Learning

Qianxiao Li

11:30-12:00

Efficient Derivative-Free Bayesian Inference for Large-Scale Inverse Problems

Daniel Zhengyu Huang

12:00-12:30

Fast Unsupervised Training of Deep Inverse Models

Guixian Xu, Jinglai Li, Junqi Tang

10:30-11:00

Schrödingerization for quantum linear systems problems with near-optimal dependence on matrix

Yue Yu

11:00-11:30

Quantum Enhanced Numerical Homogenization

Loïc Balazi, Matthias Deiml, Daniel Peterseim

11:30-12:00

Improving Carleman Linearization for Nonlinear Dynamics Simulation via Pivot Switching

Zhiyan Ding

12:00-12:30

Hybrid quantum-classical algorithms for complex nonlinear partial differential equations with Ginzburg-Landau potential and vortex motion

Chuwen Ma

10:30-11:00

A fully-decoupled second-order-in-time and unconditionally energy stable scheme for the moving contact line

Xiaoping Wang

11:00-11:30

Overcoming Logarithmic Singularities in the Cahn-Hilliard Equation with Flory-Huggins Potential: An Unconditionally Convergent ADMM

Zhonghua Qiao

11:30-12:00

Discrete Contact Mechanics from the Herglotz Variational Principle

Yajuan Sun, Yihan Shen

12:00-12:30

Semi-Lagrangian SAV method for the Vlasov-Maxwell equations

Nicolas Crouseilles

10:30-11:00

Deterministic and probabilistic rounding error analysis of artificial neural networks in floating-point

Theo Beuzeville

11:00-11:30

Detecting unargmaxable outputs in low-rank classifiers

Andreas Grivas

11:30-12:00

Low Rank Affine Adversarial Attacks on Image Classifiers

Aizhan Issagali, Catherine Higham, Desmond Higham, Francesco Tudisco

12:00-12:30

Necessary mechanisms for super AI and stopping hallucinations: The consistent reasoning paradox and the indeterminacy

Alexander Bastounis

10:30-10:50

A Deep Neural Network for Pricing American Options under Jump-Diffusion in High Dimension: A Backward Stochastic Differential Equation

Justin Wan, Alex Starr

10:50-11:10

A Pontryagin Maximum Principle on the Belief Space for Continuous-Time Stochastic Optimal Control with Discrete

Christian Bayer, Saifeddine Ben Naamia, Erik von Schwerin, Raul Tempone

11:10-11:30

Ergodicity and invariant measure approximation of the stochastic Cahn–Hilliard equation via an explicit fully discrete

Nan Deng, Yibo Wang, Wanrong Cao

11:30-11:50

Event-triggered $\mu$-consensus control for nonlinear MASs with unknown-bound delays under stochastic delayed

Qian Cui, Jinde Cao

11:50-12:10

A qualitative study of the reflected Kinetic Langevin process

Paul Invernizzi

12:10-12:30

Multiscale Coupling of Random Deformation Flows for Accelerated Statistical Shape Modelling

Wenhui Ni, Neill D F Campbell, Tony Shardlow

12:30-14:00 Lunch Break

12:30-14:00

Multilevel Tau preconditioners for symmetrized multilevel Toeplitz systems with applications to solving space fractional diffusion

Congcong Li, Sean Hon

A Family of High Order Second Derivative Hybrid Block Methods for The Numerical Integration of Stiff Initial Value Problems in Ordinary Differential

Akudo Ijezie, Kingsley Muka

Multiscale Inference of Cell Fate Dynamics and Gene Regulatory Networks Under Uncertainty

Purusharth Saxena, Britta Velten

Model Hierarchies of Port-Hamiltonian Systems for Efficient Energy Network Simulation

Lucas Lautwein, Nicole Marheineke, Andrés Ortegón

Deep Predictor-Corrector Networks for Robust Parameter Estimation in Non-autonomous System with Discontinuous

Gyeongwan Gu, Jinwoo Hyun, Hyeontae Jo, Jae Kyoung Kim

Tamed Milstein scheme for stochastic differential equations with Markovian switching with super-linear drift and diffusion

Tejinder Kumar

Stratonovich perturbation to improve the convergence to equilibrium

Guillaume Louis, Grigorios Pavliotis, Gilles Vilmart

A discontinuous Galerkin method for the Dean-Kawasaki equation

Kamran Arora, Federico Cornalba, Tony Shardlow

High-Precision Hilbert Transform from Discrete Uniform Samples: Extracting Non-Integer Algebraic Decay Orders via the Matrix Pencil

Kaiwen Jin

Time integration of highly-oscillatory, nonlinear Dirac equations

Michael Kirn, Tobias Jahnke

Neural Dynamical System with Algebraic Structure Constraint for Compact Geometric Learning

Tianwei Wang, Peiyan Chen, Zedong Liu, Qian Zuo, Qiyue Xia

Numerical analysis of stochastic subdiffusion problems with fractional noise

George Dewhirst

Learning PDE solutions through Chebyshev encoding

Anees Hussain, Shany Neeman, Timo Betcke

Adaptive Stepsizing for Stochastic Gradient Langevin Dynamics in Bayesian Neural Networks

Yuanhao Jiang

LSR-Net: Long-Short-Range Operator Learning for Pattern Dynamics on Manifolds

Qian Hou

Atomistically-Informed Modelling of Dislocation Loops in Tungsten

Joseph Duque Lopez

An explicit ergodicity-preserving fully discrete scheme for the stochastic Burgers--Huxley equation

Shuhan Zhang, Yibo Wang, Wanrong Cao

Bounding the error of the truncated Magnus expansion for unitary problems

José L. Ruiz-Benito

Finite element discretization of Yang–Mills connections

Andreas Myklebust

Analysis of a Phase Field Topology Optimization Problem with Cosserat Continuum and Thermal

Ting Fung Chan, Kei Fong Andrew Lam

A Computationally Efficient Finite Element Method for Shape Reconstruction of Inverse Conductivity

Lefu Cai

Numerical Solution to 3D nonlinear differential equation (lid driven cavity)

Badr Alkahtani

Numerical Implementation of Fractional Differential Equations for Nonlinear Engineering Systems: Challenges and

Niall Cullinane, Marissa Condon, Brendan Hayes

Computationally Efficient Two-Grid ADI Scheme for Two-Dimensional Nonlinear Time-Fractional Reaction–Diffusion

Richa Singh, Sunil Kumar

Coupling between Phase Separation and Geometry on a Closed Elastic Curve: Free Energy Minimization and

Hanchun Wang, Ronojoy Adhikari, Michael Cates

Accelerated Machine Learning Atomic Energy and Force Predictions via Fast Kernel Summation

Weitao Lan

A Least-Squares Method for Non-Injective Gradient Mappings via the Mixed Monge-Ampère Equation

Gabriel Carvalho

StringNET: Neural Network based Variational Method for Transition Pathways

Jiayue Han, Zhiyou Wu, Shuting Gu, Xiang Zhou

Decoupling Time Stepping Schemes for Poroelasticity

Robert Altmann

Analytical and Numerical Study of Nonlinear Energy Sinks with Odd-Power Stiffness and Damping

Navneet Kumar, Daniil Yurchenko

14:00-15:00

Contact Line Dynamics on Elastic Sheets

Weiqing Ren

15:00-15:30 Coffee Break

15:30-16:00

Positivity-Preserving Finite Element Schemes for SPDEs

Ana Djurdjevac, Claude Le Bris, Endre Suli, Owen Hearder

16:00-16:30

Solving time fractional ODEs and PDEs.

Nicola Guglielmi, Ernst Hairer

16:30-17:00

Second order explicit stabilized multirate method for stiff differential equations with error

Mathieu Benninghoff, Gilles Vilmart

17:00-17:30

Arbitrary high order splitting methods for linear Schrödinger equations with non-trivial compatibility

Ramona Häberli, Joackim Bernier, Gilles Vilmart

15:30-16:00

Positivity-Preserving Deep Density Filters for High-Dimensional SDEs

Kasper Bågmark

16:00-16:30

Langevin Monte Carlo methods for Bayesian inference

Peter Archibald Whalley

16:30-17:00

Numerical integrators for Langevin dynamics with boundary conditions

Akash Sharma

17:00-17:30

Strong Convergence of a Splitting Method for the Stochastic Complex Ginzburg-Landau Equation

Marvin Jans, Mariya Ptashnyk, Gabriel Lord

15:30-16:00

Numerical study of biharmonic and polyharmonic nonlinear Schrödinger equations

Christian Klein, Svetlana Roudenko, Nikola Stoilov

16:00-16:30

Time splitting for nonlinear Schrodinger equations: Strichartz estimates and consequences

Rémi Carles

16:30-17:00

Twice-filtered resonance-based exponential-type integrator (FREI) for the ``good'' Boussinesq

Hang Li

17:00-17:30

Error analysis of splitting methods for 3D semilinear wave equations with finite-energy solutions

Maximilian Ruff

15:30-16:00

An O(log N) Monte Carlo method for periodic Coulomb systems

Xuanzhao Gao

16:00-16:30

Information-Theoretic Learnable Conformal Prediction for Flexible Uncertainty Calibration in MLIPs

Yangshuai Wang

16:30-17:00

Accelerating Fast Ewald Summation with Prolates for Molecular Dynamics Simulations

Jiuyang Liang

15:30-16:00

A posteriori estimates and adaptive boundary elements for the wave equation

Heiko Gimperlein

16:00-16:30

Time-domain integral equations for the wave equation on moving domains

Lehel Banjai, Maryna Kachanovska

16:30-17:00

Coupling Time‑Domain Boundary Integral Equations with Domain Methods or Nonlinear Boundary

Lehel Banjai, Christian Lubich

15:30-16:00

Bayesian Optimization on Networks

Wenwen Li, Daniel Sanz-Alonso, Ruiyi Yang

16:00-16:30

A functional approach to differential programming in machine learning

Michael Arbel

16:30-17:00

Inexact Algorithms for Bilevel Learning

Matthias Ehrhardt

17:00-17:30

Computer-Assisted Search for Differential Equations Corresponding to Optimization Methods and Their Convergence

Atsushi Tabei, Ken'Ichiro Tanaka

15:30-16:00

Sketch low-rank dynamics: orthogonal vs. oblique projections

Benjamin Carrel

16:00-16:30

Dynamical Low-Rank Filters for Data Assimilation

Yoshihito Kazashi, Youssef Marzouk, Fabio Nobile, Fabio Zoccolan

16:30-17:00

Robust integrators in computational radiation therapy

Jonas Kusch

17:00-17:30

A Dynamical Low-rank Multilevel Monte Carlo Estimator for High-Dimensional Kinetic Equations

C. Patwardhan, P. Stammer, J. Kusch, S. Krumscheid, E. Loevbak, M. Frank

15:30-16:00

Exponential wave integrators for the Zakharov system

Jiyong Li, Bin Wang

16:00-16:30

A uniformly accurate multiscale time integrator for the nonlinear Klein–Gordon equation via simplified transmission

Caoyi Liu

16:30-17:00

A Computational Multiscale Method for Heterogeneous Stokes Problems

Moritz Hauck

17:00-17:30

Rigorous Error Analysis of Symmetric Zassenhaus Splittings in Infinite Dimensions

Karolina Kropielnicka, Paul Bergold, Arieh Iserles

15:30-16:00

Conjugate Phase Retrieval on Graphs and with Applications to the Shift-Invariant Spaces

Cheng Cheng

16:00-16:30

Multivariate vector subdivition schemes with a general matrix-valued filter

Ran Lu

16:30-17:00

Wavelet Galerkin Methods for the Helmholtz Equation and Elliptic Interface Problems

Michelle Michelle

17:00-17:30

Spherical Framelets from Spherical Designs

Xiaosheng Zhuang

15:30-16:00

Heterogeneous Dictionaries Approximate Koopman Invariance: Why Deep Koopman Operators Work

Enoch Yeung, Charles Johnson

16:00-16:30

Data-driven learning of transfer operators using randomized neural networks

Mohammad Tabish, Benedict Leimkuhler, Stefan Klus

16:30-17:00

Frozen PINNs: Fast and Accurate Solutions of Time-Dependent PDEs Without Gradient-Descent

Chinmay Datar, Qing Sun, Felix Dietrich

17:00-17:30

From Koopman to polynomial embeddings for data-driven learning of nonlinear dynamics

Joel-Pascal N'Konzi

15:30-16:00

Quantum Onion Routing

Tobias Hartung

16:00-16:30

Significantly more efficient Clifford+T synthesis for small-angle rotations and application to

Marius Bothe, Christoph Sunderhauf, Michael Witham, Earl Campbell, Nick Blunt

16:30-17:00

A Universal Dilation Method for Quantum Scientific Computing

Xiantao Li

17:00-17:30

Building adjoint representations for tomography and compilation

Subhayan Roy Moulik, Eric Babson

15:30-16:00

Variational data assimilation in the latent space of an implicit-rank-minimising autoencoder

Andrew Cleary, Tamer Zaki

16:00-16:30

Neural-HSS: Hierarchical Semi-Separable Neural PDE Solver

Pietro Sittoni

16:30-17:00

Learning Physics Directly From Corrupted Data.

Harris Abdul Majid

17:00-17:30

Generalization Bounds for PINNs Solving the Navier-Stokes Equations

Anirbit Mukherjee, Dibyakanti Kumar, Sebastien Andre-Sloan, Alejandro F Frangi

15:30-15:50

Adaptive Minimal Residual Methods for Parabolic Problems on Locally Refined Space-Time Meshes

Robin Smeets, Rob Stevenson, Gregor Gantner

15:50-16:10

Global optimization in very rugged landscapes for a kinetic beam heating problem

Sandro Mignelli, Lukas Einkemmer

16:10-16:30

mdBFGS: a Diagonal BFGS Method with Momentum for Stochastic Optimisation

Andrea Meda, Francesco Tudisco, Kostantinos Zygalakis

16:30-16:50

On the relation of direct and indirect approaches for unconstrained optimal control problems

Konopik, Ober-Blöbaum, Sato Martín de Almagro, Leyendecker, Maslovskaya

16:50-17:10

Trim turnpike property in discretized optimal control problems

Sofya Maslovskaya, Sina Ober-Blöbaum, Boris Wembe

17:10-17:30

Parallel-in-Time Preconditioning for Mean Field Games and Schroedinger Bridges

Heidi Wolles Ljosheim, Dante Kalise, John Pearson, Francisco Silva

15:30-15:50

Uncertainty Quantification on Chemical Reactions

Suehaeng Sung, Ivan Kondov, Jasmin Hörter, Martin Frank

15:50-16:10

Iterative Solutions of Generalized Split Feasibility Problems

C. Enyi, J. Ezeora, G. Ugwunnadi, F. Nwawuru, S.E. Mukiawa

16:10-16:30

Error bounds for the truncated Baker-Campbell-Hausdorff formula

Fernando Casas

16:30-16:50

Effective approximations for Hartree-Fock exchange potential

Fei Xu

16:50-17:10

A comparative analysis of polynomial approximations and unitary splitting methods for the time-dependent Schrödinger

Sergio Blanes, Fernando Casas, Cesáreo González, Mechthild Thalhammer

17:10-17:30

Exponential Rosenbrock Methods without order reduction when integrating nonlinear initial boundary value

Maria Jesus Moreta Santos, Begoña Cano Urdiales

17:30-20:30 Early Career Researchers Event