Andrea Walther

Andrea Walther

Humboldt-Universität zu Berlin

H-index: 28

Europe-Germany

About Andrea Walther

Andrea Walther, With an exceptional h-index of 28 and a recent h-index of 17 (since 2020), a distinguished researcher at Humboldt-Universität zu Berlin, specializes in the field of Nonlinear optimization, nonsmooth optimization, scientific computing.

His recent articles reflect a diverse array of research interests and contributions to the field:

Source code and simulation results: Computing eigenfrequency sensitivities near exceptional points

Solving Linear Generalized Nash Games Using an Active Signature Method

Computing eigenfrequency sensitivities near exceptional points

On a Frank-Wolfe approach for abs-smooth functions

Experimental validation of an inverse method for defect reconstruction in a 2D waveguide model

Inverse procedure for measuring piezoelectric material parameters using a single multi-electrode sample

Learning from small data sets: Patch-based regularizers in inverse problems for image reconstruction

A Two-Step Machine Learning Method for Predicting the Formation Energy of Ternary Compounds

Andrea Walther Information

University

Position

Professor of Mathematics

Citations(all)

7426

Citations(since 2020)

2481

Cited By

6008

hIndex(all)

28

hIndex(since 2020)

17

i10Index(all)

55

i10Index(since 2020)

33

Email

University Profile Page

Humboldt-Universität zu Berlin

Google Scholar

View Google Scholar Profile

Andrea Walther Skills & Research Interests

Nonlinear optimization

nonsmooth optimization

scientific computing

Top articles of Andrea Walther

Title

Journal

Author(s)

Publication Date

Source code and simulation results: Computing eigenfrequency sensitivities near exceptional points

Felix Binkowski

Julius Kullig

Fridtjof Betz

Lin Zschiedrich

Andrea Walther

...

2024

Solving Linear Generalized Nash Games Using an Active Signature Method

Gertrud Graser

Timo Kreimeier

Andrea Walther

2024/2/29

Computing eigenfrequency sensitivities near exceptional points

arXiv preprint arXiv:2402.17648

Felix Binkowski

Julius Kullig

Fridtjof Betz

Lin Zschiedrich

Andrea Walther

...

2024/2/27

On a Frank-Wolfe approach for abs-smooth functions

Optimization Methods and Software

Timo Kreimeier

Sebastian Pokutta

Andrea Walther

Zev Woodstock

2024/1/12

Experimental validation of an inverse method for defect reconstruction in a 2D waveguide model

arXiv preprint arXiv:2306.02880

Jannis Bulling

Benjamin Jurgelucks

Jens Prager

Andrea Walther

2023/6/5

Inverse procedure for measuring piezoelectric material parameters using a single multi-electrode sample

Journal of Sensors and Sensor Systems

Leander Claes

Nadine Feldmann

Veronika Schulze

Lars Meihost

Henrik Kuhlmann

...

2023/5/30

Learning from small data sets: Patch-based regularizers in inverse problems for image reconstruction

arXiv preprint arXiv:2312.16611

Moritz Piening

Fabian Altekrüger

Johannes Hertrich

Paul Hagemann

Andrea Walther

...

2023/12/27

A Two-Step Machine Learning Method for Predicting the Formation Energy of Ternary Compounds

Computation

Varadarajan Rengaraj

Sebastian Jost

Franz Bethke

Christian Plessl

Hossein Mirhosseini

...

2023/5/9

Contact pressure over doubly connected rectangular domains and punch shape optimization

AIP Conference Proceedings

Ganna Shyshkanova

Andrea Walther

2023/11/20

A Semismooth Conjugate Gradients Method—Theoretical Analysis

Franz Bethke

Andreas Griewank

Andrea Walther

2023/1/13

Optimization of a punch shape with a doubly connected contact domain

Journal of Physics: Conference Series

Ganna Shyshkanova

Andrea Walther

2023/10/1

On Solving Nonsmooth Retail Portfolio Maximization Problems Using Active Signature Methods

Aswin Kannan

Timo Kreimeier

Andrea Walther

2023/6/15

Pulse shaping for on-demand emission of single Raman photons from a quantum-dot biexciton

Physical Review B

Tom Praschan

Dirk Heinze

Dominik Breddermann

Artur Zrenner

Andrea Walther

...

2022/1/6

Nonsmooth optimization by successive abs-linearization in function spaces

Applicable Analysis

Andrea Walther

Olga Weiß

Andreas Griewank

Stephan Schmidt

2022/1/2

Defect Characterization in Plate Models Facilitated by Algorithmic Differentiation

Jannis Bulling

Benjamin Jurgelucks

Jens Prager

Andrea Walther

2022

Schadensrekonstruktion mittels geführter Wellen in Stahlplatten

Jannis Bulling

B Jurgelucks

Jens Prager

A Walther

2022

Defect reconstruction in a two-dimensional semi-analytical waveguide model via derivative-based optimization

The Journal of the Acoustical Society of America

Jannis Bulling

Benjamin Jurgelucks

Jens Prager

Andrea Walther

2022/8/1

Solving least-squares collocated differential algebraic equations by successive abs-linear minimization-a case study on gas network simulation

Timo Kreimeier

Henning Sauter

Tom Streubel

Caren Tischendorf

Andrea Walther

2021/11/12

Optimised Multi-Electrode Topology for Piezoelectric Material Characterisation

Sensor and Measurement Science International, AMA Service GmbH, https://doi. org/10.5162/SMSI2021 A

Leander Claes

Nadine Feldmann

Benjamin Jurgelucks

Veronika Schulze

Stephan Schmidt

...

2021

Algorithms based on abs-linearization for non-smooth optimization with PDE constraints

Olga Weiß

Andrea Walther

Stephan Schmidt

2021/6/22

See List of Professors in Andrea Walther University(Humboldt-Universität zu Berlin)

Co-Authors

H-index: 75
Moritz Diehl

Moritz Diehl

Albert-Ludwigs-Universität Freiburg

H-index: 46
Torsten Meier

Torsten Meier

Universität Paderborn

H-index: 37
Alex Pothen

Alex Pothen

Purdue University

H-index: 34
Vincent Heuveline

Vincent Heuveline

Ruprecht-Karls-Universität Heidelberg

H-index: 34
Bernd-Jochen Schaefer

Bernd-Jochen Schaefer

Justus-Liebig-Universität Giessen

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