2010 | ||
---|---|---|
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) |