GYSSENS, Marc

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GYSSENS, Marc
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marc.gyssens@uhasselt.be
 
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Publications

Results 1-20 of 77 (Search time: 0.0 seconds).

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Issue DateTitleContributor(s)TypeCat.
12023Expressive Completeness of Two-Variable First-Order Logic with Counting for First-Order Logic Queries on Rooted Unranked TreesHELLINGS, Jelle; GYSSENS, Marc; VAN DEN BUSSCHE, Jan; Van Gucht, DirkProceedings PaperC1
22022Optimizing Multiset Relational Algebra Queries Using Weak-Equivalent Rewrite RulesHELLINGS, Jelle; Wu , Yuqing; Van Gucht, Dirk; GYSSENS, Marc; Varzinczak, I.Proceedings PaperC1
32021Query Reverse Engineering in the Context of the Semantic Web: A State-of-the-ArtTABARES MARTIN, Leandro; GYSSENS, MarcProceedings PaperC1
42020Comparing the expressiveness of downward fragments of the relation algebra with transitive closure on treesHELLINGS, Jelle; GYSSENS, Marc; Wu, Yuqing; Van Gucht, Dirk; VAN DEN BUSSCHE, Jan; VANSUMMEREN, Stijn; Fletcher, George H. L.Journal ContributionA1
52020On matrices and K-relationsBRIJDER, Robert; GYSSENS, Marc; VAN DEN BUSSCHE, JanProceedings PaperC1
62019First-order definable counting-only queriesHELLINGS, Jelle; GYSSENS, Marc; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
72018First-order definable counting-only queriesHELLINGS, Jelle; GYSSENS, Marc; Van Gucht, Dirk; Wu, YuqingProceedings PaperC1
82018The Power of Tarski’s Relation Algebra on TreesHELLINGS, Jelle; Wu, Yuqing; GYSSENS, Marc; Van Gucht, DirkProceedings PaperC1
92017From Relation Algebra to Semi-Join Algebra: An Approach for Graph Query OptimizationHELLINGS, Jelle; Pilachowski, Catherine L.; Van Gucht, Dirk; GYSSENS, Marc; Wu, YuqingProceedings PaperC1
102016Implication and axiomatization of functional and constant constraintsHELLINGS, Jelle; GYSSENS, Marc; Paredaens, Jan; Wu, YuqingJournal ContributionA1
112016Structural characterizations of the navigational expressiveness of relation algebras on a treeFletcher, George H. L.; GYSSENS, Marc; Paredaens, Jan; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
122016Foundations of Information and Knowledge Systems: 9th International Symposium, FoIKS 2016, Linz, Austria, March 7-11, 2016, ProceedingsGYSSENS, Marc; Simari, GuillermoBookB1
132015The impact of transitive closure on the expressiveness of navigational query languages on unlabeled graphsFletcher, G.H.L.; GYSSENS, Marc; LEINDERS, Dirk; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, Stijn; Wu, YuqingJournal ContributionA1
142015Relative expressive power of navigational querying on graphs using transitive closureSURINX, Dimitri; Fletcher, George H. L.; GYSSENS, Marc; LEINDERS, Dirk; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, Stijn; Wu, YuqingJournal ContributionA1
152014On the completeness of the semigraphoid axioms for deriving arbitrary from saturated conditional independence statementsGYSSENS, Marc; Niepert, Mathias; Van Gucht, DirkJournal ContributionA1
162013On the conditional independence implication problem: A lattice-theoretic approachNiepert, Mathias; GYSSENS, Marc; Sayrafi, Bassem; Van Gucht, DirkJournal ContributionA1
172012Regular Expressions with Counting: Weak versus Strong DeterminismGELADE, Wouter; GYSSENS, Marc; MARTENS, WimJournal ContributionA1
182012The Impact of Transitive Closure on the Boolean Expressiveness of Navigational Query Languages on GraphsFletcher, George H. L.; GYSSENS, Marc; LEINDERS, Dirk; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, Stijn; Wu, YuqingProceedings PaperC1
192011A Study of a Positive Fragment of Path Queries: Expressiveness, Normal Form and MinimizationWu, Yuqing; Van Gucht, Dirk; GYSSENS, Marc; Paredaens, JanJournal ContributionA1
202011Relative expressive power of navigational querying on graphsFletcher, George H. L.; GYSSENS, Marc; LEINDERS, Dirk; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, Stijn; Wu, YuqingProceedings PaperC1
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