Leon Kellerhals

According to our database, Leon Kellerhals authored at least 22 papers between 2017 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Modification-fair cluster editing.

Vincent Froese, Leon Kellerhals, Rolf Niedermeier

Soc. Netw. Anal. Min., December, 2024

Placing Green Bridges Optimally, with a Multivariate Analysis.

Till Fluschnik, Leon Kellerhals

Theory Comput. Syst., October, 2024

Approximating sparse quadratic programs.

Danny Hermelin, Leon Kellerhals, Rolf Niedermeier, Rami Pugatch

Theor. Comput. Sci., February, 2024

Multivariate complexity analyses for algorithmic challenges in fairness and sustainability.

Leon Kellerhals

PhD thesis, 2024

Structural Parameterizations of the Biclique-Free Vertex Deletion Problem.

Lito Goldmann, Leon Kellerhals, Tomohiro Koana

Discret. Math. Theor. Comput. Sci., 2024

Locally Rainbow Paths.

Till Fluschnik, Leon Kellerhals, Malte Renken

Proceedings of the Thirty-Eighth AAAI Conference on Artificial Intelligence, 2024

2023

Proportional Fairness in Clustering: A Social Choice Perspective.

Leon Kellerhals, Jannik Peters

CoRR, 2023

Parameterized Algorithms for Colored Clustering.

Leon Kellerhals, Tomohiro Koana, Pascal Kunz, Rolf Niedermeier

Proceedings of the Thirty-Seventh AAAI Conference on Artificial Intelligence, 2023

Fair Short Paths in Vertex-Colored Graphs.

Matthias Bentert, Leon Kellerhals, Rolf Niedermeier

Proceedings of the Thirty-Seventh AAAI Conference on Artificial Intelligence, 2023

2022

The structural complexity landscape of finding balance-fair shortest paths.

Matthias Bentert, Leon Kellerhals, Rolf Niedermeier

Theor. Comput. Sci., 2022

Parameterized Complexity of Geodetic Set.

Leon Kellerhals, Tomohiro Koana

J. Graph Algorithms Appl., 2022

Finding Balance-Fair Short Paths in Graphs.

Matthias Bentert, Leon Kellerhals, Rolf Niedermeier

CoRR, 2022

Vertex Cover and Feedback Vertex Set Above and Below Structural Guarantees.

Leon Kellerhals, Tomohiro Koana, Pascal Kunz

Proceedings of the 17th International Symposium on Parameterized and Exact Computation, 2022

Placing Green Bridges Optimally, with Habitats Inducing Cycles.

Maike Herkenrath, Till Fluschnik, Francesco Grothe, Leon Kellerhals

Proceedings of the Thirty-First International Joint Conference on Artificial Intelligence, 2022

Single-Peaked Opinion Updates.

Robert Bredereck, Anne-Marie George, Jonas Israel, Leon Kellerhals

Proceedings of the Thirty-First International Joint Conference on Artificial Intelligence, 2022

2021

Optimal Virtual Network Embeddings for Tree Topologies.

Aleksander Figiel, Leon Kellerhals, Rolf Niedermeier, Matthias Rost, Stefan Schmid, Philipp Zschoche

Proceedings of the SPAA '21: 33rd ACM Symposium on Parallelism in Algorithms and Architectures, 2021

The PACE 2021 Parameterized Algorithms and Computational Experiments Challenge: Cluster Editing.

Leon Kellerhals, Tomohiro Koana, André Nichterlein, Philipp Zschoche

Proceedings of the 16th International Symposium on Parameterized and Exact Computation, 2021

Parameterized Algorithms for Diverse Multistage Problems.

Leon Kellerhals, Malte Renken, Philipp Zschoche

Proceedings of the 29th Annual European Symposium on Algorithms, 2021

2020

An Adaptive Version of Brandes' Algorithm for Betweenness Centrality.

Matthias Bentert, Alexander Dittmann, Leon Kellerhals, André Nichterlein, Rolf Niedermeier

J. Graph Algorithms Appl., 2020

Maximizing the Spread of an Opinion in Few Steps: Opinion Diffusion in Non-Binary Networks.

Robert Bredereck, Lilian Jacobs, Leon Kellerhals

Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence, 2020

2018

Towards Improving Brandes' Algorithm for Betweenness Centrality.

Matthias Bentert, Alexander Dittmann, Leon Kellerhals, André Nichterlein, Rolf Niedermeier

CoRR, 2018

2017

On the Computational Complexity of Variants of Combinatorial Voter Control in Elections.

Leon Kellerhals, Viatcheslav Korenwein, Philipp Zschoche, Robert Bredereck, Jiehua Chen

Proceedings of the Theory and Applications of Models of Computation, 2017