The graph isomorphism problem: its structural complexity J Kobler, U Schöning, J Torán Springer Science & Business Media, 2012 | 757 | 2012 |
The difference and truth-table hierarchies for NP J Köbler, U Schöning, KW Wagner RAIRO-Theoretical Informatics and Applications 21 (4), 419-435, 1987 | 182 | 1987 |
New collapse consequences of NP having small circuits J Köbler, O Watanabe SIAM Journal on Computing 28 (1), 311-324, 1998 | 142 | 1998 |
Turing machines with few accepting computations and low sets for PP J Köbler, U Schöning, S Toda, J Torán Humboldt-Universität zu Berlin, Mathematisch-Naturwissenschaftliche Fakultät …, 1992 | 112 | 1992 |
On weisfeiler-leman invariance: Subgraph counts and related graph properties V Arvind, F Fuhlbrück, J Köbler, O Verbitsky Journal of Computer and System Sciences 113, 42-59, 2020 | 99 | 2020 |
Graph isomorphism is low for PP J Köbler, U Schöning, J Torán Computational Complexity 2, 301-330, 1992 | 96 | 1992 |
On counting and approximation J Köbler, U Schöning, J Torán Acta Informatica 26 (4), 363-379, 1989 | 96 | 1989 |
Completeness results for graph isomorphism B Jenner, J Köbler, P McKenzie, J Torán Journal of Computer and System Sciences 66 (3), 549-566, 2003 | 83 | 2003 |
Reductions to sets of low information content V Arvind, Y Han, L Hemachandra, J Köbler, A Lozano, M Mundhenk, ... Automata, Languages and Programming: 19th International Colloquium Wien …, 1992 | 77 | 1992 |
On the power of color refinement V Arvind, J Köbler, G Rattan, O Verbitsky Fundamentals of Computation Theory: 20th International Symposium, FCT 2015 …, 2015 | 76 | 2015 |
Optimal proof systems imply complete sets for promise classes J Köbler, J Messner, J Torán Information and Computation 184 (1), 71-92, 2003 | 66 | 2003 |
On pseudorandomness and resource-bounded measure V Arvind, J Köbler Theoretical Computer Science 255 (1-2), 205-221, 2001 | 65 | 2001 |
The power of the middle bit of a# P function F Green, J Kobler, KW Regan, T Schwentick, J Torán Journal of Computer and System Sciences 50 (3), 456-467, 1995 | 54 | 1995 |
Approximate graph isomorphism V Arvind, J Köbler, S Kuhnert, Y Vasudev Mathematical Foundations of Computer Science 2012: 37th International …, 2012 | 45 | 2012 |
Locating P/poly optimally in the extended low hierarchy J Köbler Theoretical Computer Science 134 (2), 263-285, 1994 | 45 | 1994 |
Interval graphs: Canonical representations in logspace J Köbler, S Kuhnert, B Laubner, O Verbitsky SIAM Journal on Computing 40 (5), 1292-1315, 2011 | 43 | 2011 |
On resource-bounded measure and pseudorandomness V Arvind, J Köbler Foundations of Software Technology and Theoretical Computer Science: 17th …, 1997 | 39 | 1997 |
Graph isomorphism, color refinement, and compactness V Arvind, J Köbler, G Rattan, O Verbitsky computational complexity 26, 627-685, 2017 | 38 | 2017 |
On graph isomorphism for restricted graph classes J Köbler Conference on Computability in Europe, 241-256, 2006 | 36 | 2006 |
On bounded truth-table, conjunctive, and randomized reductions to sparse sets V Arvind, J Köbler, M Mundhenk Foundations of Software Technology and Theoretical Computer Science: 12th …, 1992 | 35 | 1992 |