GYSSENS, Marc

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GYSSENS, Marc
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marc.gyssens@uhasselt.be
 
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Author:  Van Gucht, Dirk

Results 1-20 of 45 (Search time: 0.031 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
32022The power of Tarski's relation algebra on treesHELLINGS, Jelle; Van Gucht, Dirk; GYSSENS, Marc; WU, YuqingJournal ContributionA1
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
52019First-order definable counting-only queriesHELLINGS, Jelle; GYSSENS, Marc; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
62019Calculi for symmetric queriesGYSSENS, Marc; HELLINGS, Jelle; Paredaens, Jan; Van Gucht, Dirk; Wijsen, Jef; 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
102016Structural characterizations of the navigational expressiveness of relation algebras on a treeFletcher, George H. L.; GYSSENS, Marc; Paredaens, Jan; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
112015The 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
122015Relative expressive power of navigational querying on graphsFletcher, George H. L.; GYSSENS, Marc; LEINDERS, Dirk; SURINX, Dimitri; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, Stijn; Wu, YuqingJournal ContributionA1
132015Similarity and bisimilarity notions appropriate for characterizing indistinguishability in fragments of the calculus of relationsFletcher, G.H.L.; GYSSENS, Marc; LEINDERS, Dirk; VAN DEN BUSSCHE, Jan; Van Gucht, Dirk; VANSUMMEREN, StijnJournal ContributionA1
142015Relative expressive power of downward fragments of navigational query languages on trees and chainsHELLINGS, Jelle; GYSSENS, Marc; Wu, Yuqing; Van Gucht, Dirk; VAN DEN BUSSCHE, Jan; VANSUMMEREN, Stijn; Fletcher, George H. L.Proceedings PaperC1
152015Relative 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
162014On the completeness of the semigraphoid axioms for deriving arbitrary from saturated conditional independence statementsGYSSENS, Marc; Niepert, Mathias; Van Gucht, DirkJournal ContributionA1
172013On the conditional independence implication problem: A lattice-theoretic approachNiepert, Mathias; GYSSENS, Marc; Sayrafi, Bassem; Van Gucht, DirkJournal ContributionA1
182013An Approach towards the Study of Symmetric QueriesGYSSENS, Marc; Paredaens, Jan; Van Gucht, Dirk; Wijsen, Jef; Wu, YuqingJournal ContributionA2
192012The 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
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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