Parameterized algorithmics and computational experiments for finding 2-clubs S Hartung, C Komusiewicz, A Nichterlein Parameterized and Exact Computation: 7th International Symposium, IPEC 2012 …, 2012 | 56 | 2012 |

On the parameterized and approximation hardness of metric dimension S Hartung, A Nichterlein 2013 IEEE Conference on Computational Complexity, 266-276, 2013 | 45 | 2013 |

Incremental list coloring of graphs, parameterized by conservation S Hartung, R Niedermeier Theoretical Computer Science 494, 86-98, 2013 | 40 | 2013 |

A multivariate complexity analysis of lobbying in multiple referenda R Bredereck, J Chen, S Hartung, S Kratsch, R Niedermeier, O Suchy, ... Journal of Artificial Intelligence Research 50, 409-446, 2014 | 39 | 2014 |

A refined complexity analysis of degree anonymization in graphs S Hartung, A Nichterlein, R Niedermeier, O Suchı Information and Computation 243, 249-262, 2015 | 38 | 2015 |

On structural parameterizations for the 2-club problem S Hartung, C Komusiewicz, A Nichterlein, O Suchı Discrete Applied Mathematics 185, 79-92, 2015 | 38 | 2015 |

Improved upper and lower bound heuristics for degree anonymization in social networks S Hartung, C Hoffmann, A Nichterlein Experimental Algorithms: 13th International Symposium, SEA 2014, Copenhagen …, 2014 | 35 | 2014 |

The complexity of degree anonymization by vertex addition R Bredereck, V Froese, S Hartung, A Nichterlein, R Niedermeier, ... Theoretical Computer Science 607, 16-34, 2015 | 34 | 2015 |

Programming by optimisation meets parameterised algorithmics: A case study for cluster editing S Hartung, HH Hoos Learning and Intelligent Optimization: 9th International Conference, LION 9 …, 2015 | 27 | 2015 |

Constant-factor approximations for capacitated arc routing without triangle inequality R Van Bevern, S Hartung, A Nichterlein, M Sorge Operations Research Letters 42 (4), 290-292, 2014 | 21 | 2014 |

The parameterized complexity of local search for TSP, more refined J Guo, S Hartung, R Niedermeier, O Suchı Algorithmica 67, 89-110, 2013 | 20 | 2013 |

Linear-time computation of a linear problem kernel for dominating set on planar graphs R Van Bevern, S Hartung, F Kammer, R Niedermeier, M Weller Parameterized and Exact Computation: 6th International Symposium, IPEC 2011 …, 2012 | 18 | 2012 |

The complexity of finding a large subgraph under anonymity constraints R Bredereck, S Hartung, A Nichterlein, GJ Woeginger Algorithms and Computation: 24th International Symposium, ISAAC 2013, Hong …, 2013 | 15 | 2013 |

Exact algorithms and experiments for hierarchical tree clustering S Hartung, J Guo, C Komusiewicz, R Niedermeier, J Uhlmann Proceedings of the AAAI Conference on Artificial Intelligence 24 (1), 457-462, 2010 | 12 | 2010 |

Finding large degree-anonymous subgraphs is hard C Bazgan, R Bredereck, S Hartung, A Nichterlein, GJ Woeginger Theoretical Computer Science 622, 90-110, 2016 | 10 | 2016 |

The complexity of degree anonymization by graph contractions S Hartung, N Talmon International Conference on Theory and Applications of Models of Computation …, 2015 | 10 | 2015 |

NP-hardness and fixed-parameter tractability of realizing degree sequences with directed acyclic graphs S Hartung, A Nichterlein SIAM Journal on Discrete Mathematics 29 (4), 1931-1960, 2015 | 10 | 2015 |

Co-clustering under the maximum norm L Bulteau, V Froese, S Hartung, R Niedermeier Algorithms 9 (1), 17, 2016 | 8 | 2016 |

Parameterized complexity of DAG partitioning R Van Bevern, R Bredereck, M Chopin, S Hartung, F Hüffner, ... Algorithms and Complexity: 8th International Conference, CIAC 2013 …, 2013 | 8 | 2013 |

Fixed-parameter algorithms for DAG partitioning R van Bevern, R Bredereck, M Chopin, S Hartung, F Hüffner, A Nichterlein, ... Discrete Applied Mathematics 220, 134-160, 2017 | 6 | 2017 |