Angelika Wiegele

33 papers B 2C 3Journal 25Unranked 3
YearRankTypeTitle / Venue / Authors
2026 J jnl
Spanning and splitting: Integer semidefinite programming for the quadratic minimum spanning tree problem.
Eur. J. Oper. Res.
Frank de Meijer, Melanie Siebenhofer, Renata Sotirov, Angelika Wiegele
2024 C conf
Computing the Edge Expansion of a Graph Using Semidefinite Programming.
ISCO
Akshay Gupte, Melanie Siebenhofer, Angelika Wiegele
2024 J jnl
Strong SDP based bounds on the cutwidth of a graph.
Comput. Oper. Res.
Elisabeth Gaar, Diane Puges, Angelika Wiegele
2023 J jnl
Partitioning through projections: Strong SDP bounds for large graph partition problems.
Comput. Oper. Res.
Frank de Meijer, Renata Sotirov, Angelika Wiegele, Shudian Zhao
2023 J jnl
Strong SDP based bounds on the cutwidth of a graph.
CoRR
Elisabeth Gaar, Diane Puges, Angelika Wiegele
2022 J jnl
An SDP-based approach for computing the stability number of a graph.
Math. Methods Oper. Res.
Elisabeth Gaar, Melanie Siebenhofer, Angelika Wiegele
2022 J jnl
BiqBin: A Parallel Branch-and-bound Solver for Binary Quadratic Problems with Linear Constraints.
ACM Trans. Math. Softw.
Nicolò Gusmeroli, Timotej Hrga, Borut Luzar, Janez Povh, Melanie Siebenhofer, Angelika Wiegele
2022 J jnl
EXPEDIS: An exact penalty method over discrete sets.
Discret. Optim.
Nicolò Gusmeroli, Angelika Wiegele
2022 J jnl
SDP-based bounds for graph partition via extended ADMM.
Comput. Optim. Appl.
Angelika Wiegele, Shudian Zhao
2022 J jnl
SOS-SDP: An Exact Solver for Minimum Sum-of-Squares Clustering.
INFORMS J. Comput.
Veronica Piccialli, Antonio Maria Sudoso, Angelika Wiegele
2021 J jnl
Improving ADMMs for solving doubly nonnegative programs through dual factorization.
4OR
Martina Cerulli, Marianna De Santis, Elisabeth Gaar, Angelika Wiegele
2021 J jnl
Preface.
Math. Program.
Leo Liberti, Sebastian Sager, Angelika Wiegele
2021 — conf
Tight SDP Relaxations for Cardinality-Constrained Problems.
OR
Angelika Wiegele, Shudian Zhao
2021 J jnl
Towards a computational proof of Vizing's conjecture using semidefinite programming and sums-of-squares.
J. Symb. Comput.
Elisabeth Gaar, Daniel Krenn, Susan Margulies, Angelika Wiegele
2020 — conf
Security Games over Lexicographic Orders.
GameSec
Stefan Rass, Angelika Wiegele, Sandra König
2019 B conf
An Optimization-Based Sum-of-Squares Approach to Vizing's Conjecture.
ISSAC
Elisabeth Gaar, Angelika Wiegele, Daniel Krenn, Susan Margulies
2019 J jnl
An Optimization-Based Sum-of-Squares Approach to Vizing's Conjecture.
CoRR
Elisabeth Gaar, Daniel Krenn, Susan Margulies, Angelika Wiegele
2019 — conf
BiqBin: Moving Boundaries for NP-hard Problems by HPC.
HPC
Timotej Hrga, Borut Luzar, Janez Povh, Angelika Wiegele
2019 J jnl
QPLIB: a library of quadratic programming instances.
Math. Program. Comput.
Fabio Furini, Emiliano Traversi, Pietro Belotti, Antonio Frangioni, Ambros M. Gleixner, Nick Gould, Leo Liberti, Andrea Lodi, Ruth Misener, Hans D. Mittelmann, Nikolaos V. Sahinidis, Stefan Vigerske, Angelika Wiegele
2019 J jnl
SDP-based branch-and-bound for non-convex quadratic integer optimization.
J. Glob. Optim.
Christoph Buchheim, Maribel Montenegro, Angelika Wiegele
2018 J jnl
Using a factored dual in augmented Lagrangian methods for semidefinite programming.
Oper. Res. Lett.
Marianna De Santis, Franz Rendl, Angelika Wiegele
2017 J jnl
Another pedagogy for mixed-integer Gomory.
EURO J. Comput. Optim.
Jon Lee, Angelika Wiegele
2017 J jnl
Using a Conic Bundle Method to Accelerate Both Phases of a Quadratic Convex Reformulation.
INFORMS J. Comput.
Alain Billionnet, Sourour Elloumi, Amélie Lambert, Angelika Wiegele
2016 C conf
A Coordinate Ascent Method for Solving Semidefinite Relaxations of Non-convex Quadratic Integer Programs.
ISCO
Christoph Buchheim, Maribel Montenegro, Angelika Wiegele
2016 C conf
Exact Solution Methods for the k-Item Quadratic Knapsack Problem.
ISCO
Lucas Létocart, Angelika Wiegele
2015 J jnl
A Hierarchy of Subgraph Projection-Based Semidefinite Relaxations for Some NP-Hard Graph Optimization Problems.
INFOR Inf. Syst. Oper. Res.
Elspeth Adams, Miguel F. Anjos, Franz Rendl, Angelika Wiegele
2013 J jnl
Semidefinite relaxations for non-convex quadratic mixed-integer programming.
Math. Program.
Christoph Buchheim, Angelika Wiegele
2010 J jnl
Building a Quantum Network: How to Optimize Security and Expenses.
J. Netw. Syst. Manag.
Stefan Rass, Angelika Wiegele, Peter Schartner
2010 J jnl
Exact Algorithms for the Quadratic Linear Ordering Problem.
INFORMS J. Comput.
Christoph Buchheim, Angelika Wiegele, Lanbo Zheng
2010 J jnl
Solving Max-Cut to optimality by intersecting semidefinite and polyhedral relaxations.
Math. Program.
Franz Rendl, Giovanni Rinaldi, Angelika Wiegele
2009 J jnl
Regularization Methods for Semidefinite Programming.
SIAM J. Optim.
Jérôme Malick, Janez Povh, Franz Rendl, Angelika Wiegele
2007 B conf
A Branch and Bound Algorithm for Max-Cut Based on Combining Semidefinite and Polyhedral Relaxations.
IPCO
Franz Rendl, Giovanni Rinaldi, Angelika Wiegele
2006 J jnl
A Boundary Point Method to Solve Semidefinite Programs.
Computing
Janez Povh, Franz Rendl, Angelika Wiegele