Angelika Wiegele

Publication Activity (10 Years)

Years Active: 2006-2024
Publications (10 Years): 24

Top Topics

Constrained Problems

Top Venues

Comput. Oper. Res.

INFORMS J. Comput.

Publications

Akshay Gupte, Melanie Siebenhofer, Angelika Wiegele
Computing the Edge Expansion of a Graph Using Semidefinite Programming. ISCO (2024)
Elisabeth Gaar, Diane Puges, Angelika Wiegele
Strong SDP based bounds on the cutwidth of a graph. Comput. Oper. Res. 161 (2024)
Frank de Meijer, Renata Sotirov, Angelika Wiegele, Shudian Zhao
Partitioning through projections: Strong SDP bounds for large graph partition problems. Comput. Oper. Res. 151 (2023)
Elisabeth Gaar, Diane Puges, Angelika Wiegele
Strong SDP based bounds on the cutwidth of a graph. CoRR (2023)
Veronica Piccialli, Antonio Maria Sudoso, Angelika Wiegele
SOS-SDP: An Exact Solver for Minimum Sum-of-Squares Clustering. INFORMS J. Comput. 34 (4) (2022)
Nicolò Gusmeroli, Timotej Hrga, Borut Luzar, Janez Povh, Melanie Siebenhofer, Angelika Wiegele
BiqBin: A Parallel Branch-and-bound Solver for Binary Quadratic Problems with Linear Constraints. ACM Trans. Math. Softw. 48 (2) (2022)
Nicolò Gusmeroli, Angelika Wiegele
EXPEDIS: An exact penalty method over discrete sets. Discret. Optim. 44 (Part) (2022)
Angelika Wiegele, Shudian Zhao
SDP-based bounds for graph partition via extended ADMM. Comput. Optim. Appl. 82 (1) (2022)
Elisabeth Gaar, Melanie Siebenhofer, Angelika Wiegele
An SDP-based approach for computing the stability number of a graph. Math. Methods Oper. Res. 95 (1) (2022)
Martina Cerulli, Marianna De Santis, Elisabeth Gaar, Angelika Wiegele
Improving ADMMs for solving doubly nonnegative programs through dual factorization. 4OR 19 (3) (2021)
Elisabeth Gaar, Daniel Krenn, Susan Margulies, Angelika Wiegele
Towards a computational proof of Vizing's conjecture using semidefinite programming and sums-of-squares. J. Symb. Comput. 107 (2021)
Leo Liberti, Sebastian Sager, Angelika Wiegele
Preface. Math. Program. 188 (2) (2021)
Angelika Wiegele, Shudian Zhao
Tight SDP Relaxations for Cardinality-Constrained Problems. OR (2021)
Stefan Rass, Angelika Wiegele, Sandra König
Security Games over Lexicographic Orders. GameSec (2020)
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
QPLIB: a library of quadratic programming instances. Math. Program. Comput. 11 (2) (2019)
Elisabeth Gaar, Angelika Wiegele, Daniel Krenn, Susan Margulies
An Optimization-Based Sum-of-Squares Approach to Vizing's Conjecture. ISSAC (2019)
Elisabeth Gaar, Daniel Krenn, Susan Margulies, Angelika Wiegele
An Optimization-Based Sum-of-Squares Approach to Vizing's Conjecture. CoRR (2019)
Christoph Buchheim, Maribel Montenegro, Angelika Wiegele
SDP-based branch-and-bound for non-convex quadratic integer optimization. J. Glob. Optim. 73 (3) (2019)
Timotej Hrga, Borut Luzar, Janez Povh, Angelika Wiegele
BiqBin: Moving Boundaries for NP-hard Problems by HPC. HPC (2019)
Marianna De Santis, Franz Rendl, Angelika Wiegele
Using a factored dual in augmented Lagrangian methods for semidefinite programming. Oper. Res. Lett. 46 (5) (2018)
Alain Billionnet, Sourour Elloumi, Amélie Lambert, Angelika Wiegele
Using a Conic Bundle Method to Accelerate Both Phases of a Quadratic Convex Reformulation. INFORMS J. Comput. 29 (2) (2017)
Jon Lee, Angelika Wiegele
Another pedagogy for mixed-integer Gomory. EURO J. Comput. Optim. 5 (4) (2017)
Christoph Buchheim, Maribel Montenegro, Angelika Wiegele
A Coordinate Ascent Method for Solving Semidefinite Relaxations of Non-convex Quadratic Integer Programs. ISCO (2016)
Lucas Létocart, Angelika Wiegele
Exact Solution Methods for the k-Item Quadratic Knapsack Problem. ISCO (2016)
Elspeth Adams, Miguel F. Anjos, Franz Rendl, Angelika Wiegele
A Hierarchy of Subgraph Projection-Based Semidefinite Relaxations for Some NP-Hard Graph Optimization Problems. INFOR Inf. Syst. Oper. Res. 53 (1) (2015)
Christoph Buchheim, Angelika Wiegele
Semidefinite relaxations for non-convex quadratic mixed-integer programming. Math. Program. 141 (1-2) (2013)
Stefan Rass, Angelika Wiegele, Peter Schartner
Building a Quantum Network: How to Optimize Security and Expenses. J. Netw. Syst. Manag. 18 (3) (2010)
Christoph Buchheim, Angelika Wiegele, Lanbo Zheng
Exact Algorithms for the Quadratic Linear Ordering Problem. INFORMS J. Comput. 22 (1) (2010)
Franz Rendl, Giovanni Rinaldi, Angelika Wiegele
Solving Max-Cut to optimality by intersecting semidefinite and polyhedral relaxations. Math. Program. 121 (2) (2010)
Jérôme Malick, Janez Povh, Franz Rendl, Angelika Wiegele
Regularization Methods for Semidefinite Programming. SIAM J. Optim. 20 (1) (2009)
Franz Rendl, Giovanni Rinaldi, Angelika Wiegele
A Branch and Bound Algorithm for Max-Cut Based on Combining Semidefinite and Polyhedral Relaxations. IPCO (2007)
Janez Povh, Franz Rendl, Angelika Wiegele
A Boundary Point Method to Solve Semidefinite Programs. Computing 78 (3) (2006)