GYSSENS, Marc

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Full Name
GYSSENS, Marc
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marc.gyssens@uhasselt.be
 
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Publications

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Author:  Van Gucht, Dirk
Type:  Journal Contribution

Results 1-20 of 24 (Search time: 0.007 seconds).

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Issue DateTitleContributor(s)TypeCat.
12022The power of Tarski's relation algebra on treesHELLINGS, Jelle; Van Gucht, Dirk; GYSSENS, Marc; WU, YuqingJournal ContributionA1
22020Comparing 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
32019First-order definable counting-only queriesHELLINGS, Jelle; GYSSENS, Marc; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
42019Calculi for symmetric queriesGYSSENS, Marc; HELLINGS, Jelle; Paredaens, Jan; Van Gucht, Dirk; Wijsen, Jef; Wu, YuqingJournal ContributionA1
52016Structural characterizations of the navigational expressiveness of relation algebras on a treeFletcher, George H. L.; GYSSENS, Marc; Paredaens, Jan; Van Gucht, Dirk; Wu, YuqingJournal ContributionA1
62015The 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
72015Relative 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
82015Similarity 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
92015Relative 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
102014On the completeness of the semigraphoid axioms for deriving arbitrary from saturated conditional independence statementsGYSSENS, Marc; Niepert, Mathias; Van Gucht, DirkJournal ContributionA1
112013On the conditional independence implication problem: A lattice-theoretic approachNiepert, Mathias; GYSSENS, Marc; Sayrafi, Bassem; Van Gucht, DirkJournal ContributionA1
122013An Approach towards the Study of Symmetric QueriesGYSSENS, Marc; Paredaens, Jan; Van Gucht, Dirk; Wijsen, Jef; Wu, YuqingJournal ContributionA2
132011A Study of a Positive Fragment of Path Queries: Expressiveness, Normal Form and MinimizationWu, Yuqing; Van Gucht, Dirk; GYSSENS, Marc; Paredaens, JanJournal ContributionA1
142010Logical and algorithmic properties of stable conditional independenceNiepert, Mathias; Van Gucht, Dirk; GYSSENS, MarcJournal ContributionA1
152009On the Expressive Power of the Relational Algebra on Finite Sets of Relation PairsFletcher, George H. L.; GYSSENS, Marc; Paredaens, Jan; Van Gucht, DirkJournal ContributionA1
162008The implication problem for measure-based constraintsSayrafi, Bassem; Van Gucht, Dirk; GYSSENS, MarcJournal ContributionA1
172004An expressive language for linear spatial database queriesVANDEURZEN, Luc; GYSSENS, Marc; Van Gucht, DirkJournal ContributionA1
182001On the expressiveness of linear-constraint query languages for spatial databasesGYSSENS, Marc; VANDEURZEN, Luc; Van Gucht, DirkJournal ContributionA1
192001Equivalence and normal forms for the restricted and bounded fixpoint in the Nested Algebra.GYSSENS, Marc; Suciu, Dan; Van Gucht, DirkJournal ContributionA1
201999On the decidability of semilinearity for semialgebraic sets and its implications for spatial databases. CORRIGENDUMDUMORTIER, Freddy; GYSSENS, Marc; VANDEURZEN, Luc; Van Gucht, DirkJournal Contribution
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