![]() | 2010 | |
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97 | ![]() ![]() ![]() ![]() ![]() ![]() | Henrik Björklund, Thomas Schwentick: On notions of regularity for data languages. Theor. Comput. Sci. 411(4-5): 702-715 (2010) |
2009 | ||
96 | ![]() ![]() ![]() ![]() ![]() ![]() | Georg Gottlob, Gianluigi Greco, Zoltán Miklós, Francesco Scarcello, Thomas Schwentick: Tree Projections: Game Characterization and Computational Aspects. Graph Theory, Computational Intelligence and Thought 2009: 217-226 |
95 | ![]() ![]() ![]() ![]() ![]() ![]() | Ahmet Kara, Volker Weber, Martin Lange, Thomas Schwentick: On the Hybrid Extension of CTL and CTL+. MFCS 2009: 427-438 |
94 | ![]() ![]() ![]() ![]() ![]() ![]() | Wouter Gelade, Marcel Marquardt, Thomas Schwentick: The Dynamic Complexity of Formal Languages. STACS 2009: 481-492 |
93 | ![]() ![]() ![]() ![]() ![]() ![]() | Ahmet Kara, Martin Lange, Thomas Schwentick, Volker Weber: On the Hybrid Extension of CTL and CTL+ CoRR abs/0906.2541: (2009) |
92 | ![]() ![]() ![]() ![]() ![]() ![]() | Mikolaj Bojanczyk, Anca Muscholl, Thomas Schwentick, Luc Segoufin: Two-variable logic on data trees and XML reasoning. J. ACM 56(3): (2009) |
91 | ![]() ![]() ![]() ![]() ![]() ![]() | Georg Gottlob, Zoltán Miklós, Thomas Schwentick: Generalized hypertree decompositions: NP-hardness and tractable variants. J. ACM 56(6): (2009) |
90 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Henrik Björklund: Volker Weber. Journal of Logic, Language and Information 18(4): 433 (2009) |
89 | ![]() ![]() ![]() ![]() ![]() ![]() | Wim Martens, Frank Neven, Thomas Schwentick: Complexity of Decision Problems for XML Schemas and Chain Regular Expressions. SIAM J. Comput. 39(4): 1486-1530 (2009) |
88 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Dan Suciu: Foreword. Theory Comput. Syst. 44(4): 501-502 (2009) |
2008 | ||
87 | ![]() ![]() ![]() ![]() ![]() ![]() | Henrik Björklund, Wim Martens, Thomas Schwentick: Optimizing Conjunctive Queries over Trees Using Schema Information. MFCS 2008: 132-143 |
86 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: A Little Bit Infinite? On Adding Data to Finitely Labelled Structures (Abstract). STACS 2008: 17-18 |
85 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Dan Suciu: Introduction to ICDT 2007 special section. ACM Trans. Database Syst. 33(4): (2008) |
84 | ![]() ![]() ![]() ![]() ![]() ![]() | Martin Mundhenk, Thomas Schneider, Thomas Schwentick, Volker Weber: Complexity of Hybrid Logics over Transitive Frames CoRR abs/0806.4130: (2008) |
83 | ![]() ![]() ![]() ![]() ![]() ![]() | Wouter Gelade, Marcel Marquardt, Thomas Schwentick: Dynamic Complexity of Formal Languages CoRR abs/0812.1915: (2008) |
2007 | ||
82 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Denis Thérien, Heribert Vollmer: Circuits, Logic, and Games, 08.11. - 10.11.2006 Internationales Begegnungs- und Forschungszentrum fuer Informatik (IBFI), Schloss Dagstuhl, Germany 2007 |
81 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Dan Suciu: Database Theory - ICDT 2007, 11th International Conference, Barcelona, Spain, January 10-12, 2007, Proceedings Springer 2007 |
80 | ![]() ![]() ![]() ![]() ![]() ![]() | Henrik Björklund, Wim Martens, Thomas Schwentick: Conjunctive Query Containment over Trees. DBPL 2007: 66-80 |
79 | ![]() ![]() ![]() ![]() ![]() ![]() | Henrik Björklund, Thomas Schwentick: On Notions of Regularity for Data Languages. FCT 2007: 88-99 |
78 | ![]() ![]() ![]() ![]() ![]() ![]() | Georg Gottlob, Zoltán Miklós, Thomas Schwentick: Generalized hypertree decompositions: np-hardness and tractable variants. PODS 2007: 13-22 |
77 | ![]() ![]() ![]() ![]() ![]() ![]() | Gjergji Kasneci, Thomas Schwentick: The complexity of reasoning about pattern-based XML schemas. PODS 2007: 155-164 |
76 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Volker Weber: Bounded-Variable Fragments of Hybrid Logics. STACS 2007: 561-572 |
75 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Automata for XML - A survey. J. Comput. Syst. Sci. 73(3): 289-315 (2007) |
74 | ![]() ![]() ![]() ![]() ![]() ![]() | Wim Martens, Frank Neven, Thomas Schwentick: Simple off the shelf abstractions for XML schema. SIGMOD Record 36(3): 15-22 (2007) |
73 | ![]() ![]() ![]() ![]() ![]() ![]() | Volker Weber, Thomas Schwentick: Dynamic Complexity Theory Revisited. Theory Comput. Syst. 40(4): 355-377 (2007) |
2006 | ||
72 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Denis Thérien, Heribert Vollmer: 06451 Abstracts Collection -- Circuits, Logic, and Games . Circuits, Logic, and Games 2006 |
71 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Denis Thérien, Heribert Vollmer: 06451 Executive Summary -- Circuits, Logic, and Games . Circuits, Logic, and Games 2006 |
70 | ![]() ![]() ![]() ![]() ![]() ![]() | Mikolaj Bojanczyk, Mathias Samuelides, Thomas Schwentick, Luc Segoufin: Expressive Power of Pebble Automata. ICALP (1) 2006: 157-168 |
69 | ![]() ![]() ![]() ![]() ![]() ![]() | Mikolaj Bojanczyk, Anca Muscholl, Thomas Schwentick, Luc Segoufin, Claire David: Two-Variable Logic on Words with Data. LICS 2006: 7-16 |
68 | ![]() ![]() ![]() ![]() ![]() ![]() | Mikolaj Bojanczyk, Claire David, Anca Muscholl, Thomas Schwentick, Luc Segoufin: Two-variable logic on data trees and XML reasoning. PODS 2006: 10-19 |
67 | ![]() ![]() ![]() ![]() ![]() ![]() | Geert Jan Bex, Frank Neven, Thomas Schwentick, Karl Tuyls: Inference of Concise DTDs from XML Data. VLDB 2006: 115-126 |
66 | ![]() ![]() ![]() ![]() ![]() ![]() | Wim Martens, Frank Neven, Thomas Schwentick, Geert Jan Bex: Expressiveness and complexity of XML Schema. ACM Trans. Database Syst. 31(3): 770-813 (2006) |
65 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: On the complexity of XPath containment in the presence of disjunction, DTDs, and variables CoRR abs/cs/0606065: (2006) |
64 | ![]() ![]() ![]() ![]() ![]() ![]() | Pierre McKenzie, Thomas Schwentick, Denis Thérien, Heribert Vollmer: The many faces of a translation. J. Comput. Syst. Sci. 72(1): 163-179 (2006) |
63 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: On the complexity of XPath containment in the presence of disjunction, DTDs, and variables. Logical Methods in Computer Science 2(3): (2006) |
62 | ![]() ![]() ![]() ![]() ![]() ![]() | Anca Muscholl, Thomas Schwentick, Luc Segoufin: Active Context-Free Games. Theory Comput. Syst. 39(1): 237-276 (2006) |
2005 | ||
61 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick, Dan Suciu: Foundations of Semistructured Data, 6.-11. February 2005 IBFI, Schloss Dagstuhl, Germany 2005 |
60 | ![]() ![]() ![]() ![]() ![]() ![]() | Kumar Neeraj Verma, Helmut Seidl, Thomas Schwentick: On the Complexity of Equational Horn Clauses. CADE 2005: 337-352 |
59 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick, Dan Suciu: 05061 Abstracts Collection - Foundations of Semistructured Data. Foundations of Semistructured Data 2005 |
58 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick, Dan Suciu: 05061 Summary - Foundations of Semi-structured Data. Foundations of Semistructured Data 2005 |
57 | ![]() ![]() ![]() ![]() ![]() ![]() | Wim Martens, Frank Neven, Thomas Schwentick: Which XML Schemas Admit 1-Pass Preorder Typing? ICDT 2005: 68-82 |
56 | ![]() ![]() ![]() ![]() ![]() ![]() | Volker Weber, Thomas Schwentick: Dynamic Complexity Theory Revisited. STACS 2005: 256-268 |
55 | ![]() ![]() ![]() ![]() ![]() ![]() | Geert Jan Bex, Wim Martens, Frank Neven, Thomas Schwentick: Expressiveness of XSDs: from practice to theory, there and back again. WWW 2005: 712-721 |
2004 | ||
54 | ![]() ![]() ![]() ![]() ![]() ![]() | Helmut Seidl, Thomas Schwentick, Anca Muscholl, Peter Habermehl: Counting in Trees for Free. ICALP 2004: 1136-1149 |
53 | ![]() ![]() ![]() ![]() ![]() ![]() | Wim Martens, Frank Neven, Thomas Schwentick: Complexity of Decision Problems for Simple Regular Expressions. MFCS 2004: 889-900 |
52 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Trees, Automata and XML. PODS 2004: 222 |
51 | ![]() ![]() ![]() ![]() ![]() ![]() | Anca Muscholl, Thomas Schwentick, Luc Segoufin: Active Context-Free Games. STACS 2004: 452-464 |
50 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick, Victor Vianu: Finite state machines for strings over infinite alphabets. ACM Trans. Comput. Log. 5(3): 403-435 (2004) |
49 | ![]() ![]() ![]() ![]() ![]() ![]() | Georg Gottlob, Phokion G. Kolaitis, Thomas Schwentick: Existential second-order logic over graphs: Charting the tractability frontier. J. ACM 51(2): 312-362 (2004) |
48 | ![]() ![]() ![]() ![]() ![]() ![]() | Joachim Biskup, Jan Paredaens, Thomas Schwentick, Jan Van den Bussche: Solving Equations in the Relational Algebra. SIAM J. Comput. 33(5): 1052-1066 (2004) |
47 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: XPath query containment. SIGMOD Record 33(1): 101-109 (2004) |
2003 | ||
46 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: XPath Containment in the Presence of Disjunction, DTDs, and Variables. ICDT 2003: 312-326 |
45 | ![]() ![]() ![]() ![]() ![]() ![]() | Nils Klarlund, Thomas Schwentick, Dan Suciu: XML: Model, Schemas, Types, Logics, and Queries. Logics for Emerging Applications of Databases 2003: 1-41 |
44 | ![]() ![]() ![]() ![]() ![]() ![]() | Helmut Seidl, Thomas Schwentick, Anca Muscholl: Numerical document queries. PODS 2003: 155-166 |
43 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: On the power of tree-walking automata. Inf. Comput. 183(1): 86-103 (2003) |
42 | ![]() ![]() ![]() ![]() ![]() ![]() | Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin: Definable relations and first-order query languages over strings. J. ACM 50(5): 694-751 (2003) |
2002 | ||
41 | ![]() ![]() ![]() ![]() ![]() ![]() | Etienne Grandjean, Thomas Schwentick: Machine-Independent Characterizations and Complete Problems for Deterministic Linear Time. SIAM J. Comput. 32(1): 196-230 (2002) |
40 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: Query automata over finite trees. Theor. Comput. Sci. 275(1-2): 633-674 (2002) |
2001 | ||
39 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Denis Thérien, Heribert Vollmer: Partially-Ordered Two-Way Automata: A New Characterization of DA. Developments in Language Theory 2001: 239-250 |
38 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Eiter, Georg Gottlob, Thomas Schwentick: Second-Order Logic over Strings: Regular and Non-regular Fragments. Developments in Language Theory 2001: 37-56 |
37 | ![]() ![]() ![]() ![]() ![]() ![]() | Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin: A Model-Theoretic Approach to Regular String Relations. LICS 2001: 431- |
36 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick, Victor Vianu: Towards Regular Languages over Infinite Alphabets. MFCS 2001: 560-572 |
35 | ![]() ![]() ![]() ![]() ![]() ![]() | Michael Benedikt, Leonid Libkin, Thomas Schwentick, Luc Segoufin: String Operations in Query Languages. PODS 2001 |
34 | ![]() ![]() ![]() ![]() ![]() ![]() | Martin Grohe, Thomas Schwentick, Luc Segoufin: When is the evaluation of conjunctive queries tractable? STOC 2001: 657-666 |
33 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: Automata-and Logic-Based Pattern Languages for Tree-Structured Data. Semantics in Databases 2001: 160-178 |
32 | ![]() ![]() ![]() ![]() ![]() ![]() | Joachim Biskup, Jan Paredaens, Thomas Schwentick, Jan Van den Bussche: Solving equations in the relational algebra CoRR cs.LO/0106034: (2001) |
31 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Pierre McKenzie, Thomas Schwentick, Heribert Vollmer: The Descriptive Complexity Approach to LOGCFL. J. Comput. Syst. Sci. 62(4): 629-652 (2001) |
2000 | ||
30 | ![]() ![]() ![]() ![]() ![]() ![]() | Georg Gottlob, Phokion G. Kolaitis, Thomas Schwentick: Existential Second-Order Logic over Graphs: Charting the Tractability Frontier. FOCS 2000: 664-674 |
29 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Logically defined queries on trees. Grundlagen von Datenbanken 2000: 96-100 |
28 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: On the Power of Tree-Walking Automata. ICALP 2000: 547-560 |
27 | ![]() ![]() ![]() ![]() ![]() ![]() | Pierre McKenzie, Thomas Schwentick, Denis Thérien, Heribert Vollmer: The Many Faces of a Translation. ICALP 2000: 890-901 |
26 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: On Diving in Trees. MFCS 2000: 660-669 |
25 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: Expressive and Efficient Pattern Languages for Tree-Structured Data. PODS 2000: 145-156 |
24 | ![]() ![]() ![]() ![]() ![]() ![]() | Martin Grohe, Thomas Schwentick: Locality of order-invariant first-order formulas. ACM Trans. Comput. Log. 1(1): 112-130 (2000) |
1999 | ||
23 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: Automata for Unary Queries on Trees. Grundlagen von Datenbanken 1999: 102-106 |
22 | ![]() ![]() ![]() ![]() ![]() ![]() | Frank Neven, Thomas Schwentick: Query Automata. PODS 1999: 205-214 |
21 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Nicole Schweikardt, Thomas Schwentick: A Logical Characterisation of Linear Time on Nondeterministic Turing Machines. STACS 1999: 143-152 |
20 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Pierre McKenzie, Thomas Schwentick, Heribert Vollmer: The Descriptive Complexity Approach to LOGCFL. STACS 1999: 444-454 |
19 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Klaus Barthelmann: Local Normal Forms for First-Order Logic with Applications to Games and Automata. Discrete Mathematics & Theoretical Computer Science 3(3): 109-124 (1999) |
1998 | ||
18 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Descriptive Complexity, Lower Bounds and Linear Time. CSL 1998: 9-28 |
17 | ![]() ![]() ![]() ![]() ![]() ![]() | Martin Grohe, Thomas Schwentick: Locality of Order-Invariant First-Order Formulas. MFCS 1998: 437-445 |
16 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick, Klaus Barthelmann: Local Normal Forms for First-Order Logic with Applications to Games and Automata. STACS 1998: 444-454 |
15 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Pierre McKenzie, Thomas Schwentick, Heribert Vollmer: The descriptive complexity approach to LOGCFL CoRR cs.CC/9809114: (1998) |
14 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Pierre McKenzie, Thomas Schwentick, Heribert Vollmer: The Descriptive Complexity Approach to LOGCFL Electronic Colloquium on Computational Complexity (ECCC) 5(59): (1998) |
13 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Thomas Schwentick, Iain A. Stewart: Positive Versions of Polynomial Time. Inf. Comput. 147(2): 145-170 (1998) |
12 | ![]() ![]() ![]() ![]() ![]() ![]() | Arnaud Durand, Clemens Lautemann, Thomas Schwentick: Subclasses of Binary NP. J. Log. Comput. 8(2): 189-207 (1998) |
1997 | ||
11 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Padding and the Expressive Power of Existential Second-Order Logics. CSL 1997: 461-477 |
10 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Algebraic and Logical Characterizations of Deterministic Linear Time Classes. STACS 1997: 463-474 |
1996 | ||
9 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Thomas Schwentick, Iain A. Stewart: On Positive P. IEEE Conference on Computational Complexity 1996: 162-170 |
8 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: On Bijections vs. Unary Functions. STACS 1996: 415-426 |
7 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: On Winning Ehrenfeucht Games and Monadic NP. Ann. Pure Appl. Logic 79(1): 61-92 (1996) |
1995 | ||
6 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Graph Connectivity, Monadic NP and Built-in Relations of Moderate Degree. ICALP 1995: 405-416 |
5 | ![]() ![]() ![]() ![]() ![]() ![]() | Frederic Green, Johannes Köbler, Kenneth W. Regan, Thomas Schwentick, Jacobo Torán: The Power of the Middle Bit of a #P Function. J. Comput. Syst. Sci. 50(3): 456-467 (1995) |
1994 | ||
4 | ![]() ![]() ![]() ![]() ![]() ![]() | Clemens Lautemann, Thomas Schwentick, Denis Thérien: Logics For Context-Free Languages. CSL 1994: 205-216 |
3 | ![]() ![]() ![]() ![]() ![]() ![]() | Thomas Schwentick: Graph Connectivity and Monadic NP FOCS 1994: 614-622 |
1993 | ||
2 | ![]() ![]() ![]() ![]() ![]() ![]() | Ulrich Hertrampf, Clemens Lautemann, Thomas Schwentick, Heribert Vollmer, Klaus W. Wagner: On the Power of Polynomial Time Bit-Reductions (Extended Abstract). Structure in Complexity Theory Conference 1993: 200-207 |
1992 | ||
1 | ![]() ![]() ![]() ![]() ![]() ![]() | Ulrich Hertrampf, Clemens Lautemann, Thomas Schwentick, Heribert Vollmer, Klaus W. Wagner: On the Power of Polynomial Bit-Reductions Universität Trier, Mathematik/Informatik, Forschungsbericht 92-28: (1992) |