Alexander K. Hartmann

Timo Dewenter, Alexander K. Hartmann: Phase transition for cutting-plane approach to vertex-cover problem. CoRR abs/1201.1814 (2012)

Stefan Wolfsheimer, Inke Herms, Sven Rahmann, Alexander K. Hartmann: Accurate statistics for local sequence alignment with position-dependent scoring by rare-event sampling. BMC Bioinformatics 12: 47 (2011)

Alexander K. Hartmann: Large-deviation properties of largest component for random graphs. CoRR abs/1011.2996 (2010)

Stefan Wolfsheimer, Bernd Burghardt, Alexander K. Hartmann: Local sequence alignments statistics: deviations from Gumbel statistics in the rare-event tail. Algorithms for Molecular Biology 2 (2007)

Martin Pelikan, Rajiv Kalapala, Alexander K. Hartmann: Hybrid evolutionary algorithms on minimum vertex cover for random graphs. GECCO 2007: 547-554

Martin Pelikan, Alexander K. Hartmann: Obtaining ground states of ising spin glasses via optimizing bonds instead of spins. GECCO 2007: 628

Martin Pelikan, Alexander K. Hartmann, Tz-Kai Lin: Parameter-less Hierarchical Bayesian Optimization Algorithm. Parameter Setting in Evolutionary Algorithms 2007: 225-239

Martin Pelikan, Alexander K. Hartmann, Kumara Sastry: Hierarchical BOA, Cluster Exact Approximation, and Ising Spin Glasses. PPSN 2006: 122-131

Martin Pelikan, Alexander K. Hartmann: Searching for Ground States of Ising Spin Glasses with Hierarchical BOA and Cluster Exact Approximation. Scalable Optimization via Probabilistic Modeling 2006: 333-349

Alexander K. Hartmann, Wolfgang Barthel, Martin Weigt: Phase transition and finite-size scaling in the vertex-cover problem. Computer Physics Communications 169(1-3): 234-237 (2005)

Wolfgang Barthel, Alexander K. Hartmann, Martin Weigt: Solving satisfiability problems by fluctuations: The dynamics of stochastic local search algorithms. CoRR cond-mat/0301271 (2003)

Alexander K. Hartmann, Heiko Rieger: Optimization algorithms in physics. Wiley-VCH 2002, isbn 978-3-527-40307-3, pp. I-X, 1-372

Alexander K. Hartmann, Martin Weigt: Statistical mechanics perspective on the phase transition in vertex covering of finite-connectivity random graphs. Theor. Comput. Sci. 265(1-2): 199-225 (2001)

Wolfgang Barthel, Alexander K. Hartmann, Michele Leone, Federico Ricci-Tersenghi, Martin Weigt, Riccardo Zecchina: Hiding solutions in random satisfiability problems: A statistical mechanics approach. CoRR cond-mat/0111153 (2001)

Martin Weigt, Alexander K. Hartmann: The number of guards needed by a museum: A phase transition in vertex covering of random graphs. CoRR cond-mat/0001137 (2000)

Alexander K. Hartmann, Martin Weigt: Statistical mechanics perspective on the phase transition in vertex covering finite-connectivity random graphs. CoRR cond-mat/0006316 (2000)

Martin Weigt, Alexander K. Hartmann: Typical solution time for a vertex-covering algorithm on finite-connectivity random graphs. CoRR cond-mat/0009417 (2000)