Sven Helmer

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Guido MoerkotteProfessor of Computer Science, Mannheim UniversityVerified email at informatik.uni-mannheim.de
Claus PahlFree University of Bozen-Bolzano, Faculty of Computer ScienceVerified email at unibz.it
Fabio PersiaTenure-Track Assistant Professor, DISIM, University of L'AquilaVerified email at univaq.it
Nabil El ioiniFree Univeristy of Bozen/BolzanoVerified email at unibz.it
Pekka AbrahamssonProfessor Software Engineering at Tampere University, FinlandVerified email at tuni.fi
Norman MaySAP SEVerified email at sap.com
Danila PiatovGoogleVerified email at google.com
Vasco AmaralAssociate Professor, NOVA University of LisbonVerified email at fct.unl.pt
Brian Leeathlone institute of technologyVerified email at ait.ie
Thomas NeumannProfessor, Technische Universität MünchenVerified email at in.tum.de
Robert SchieleSoftware Architect at ContinentalVerified email at continental-corporation.com
Nattakarn PhaphoomFree University of Bolzano-BozenVerified email at inf.unibz.it
Xiaofeng WangFree University of Bozen-BolzanoVerified email at unibz.it
Kevin WellenzohnPhD Student, Department of Informatics, University of ZurichVerified email at ifi.uzh.ch
Matthias BrantnerResearcher at Oracle LabsVerified email at oracle.com
Michael BöhlenProfessor of Computer Science, University of ZurichVerified email at ifi.uzh.ch
Anton DignösResearcher, Free University of Bozen-BolzanoVerified email at inf.unibz.it
Johann GamperFree University of Bozen-BolzanoVerified email at inf.unibz.it
Sarah SamuelGoogleVerified email at google.com
Peter T. WoodProfessor of Computer Science, Birkbeck, University of LondonVerified email at bbk.ac.uk

Sven Helmer

Senior Research Associate, University of Zurich

Verified email at ifi.uzh.ch - Homepage

Databases and Information Systems


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Anatomy of a native XML base management system T Fiebig, S Helmer, CC Kanne, G Moerkotte, J Neumann, R Schiele, ... The VLDB Journal 11 (4), 292-314, 2002	294	2002
The implementation and performance of compressed databases T Westmann, D Kossmann, S Helmer, G Moerkotte ACM Sigmod Record 29 (3), 55-67, 2000	259	2000
A Container-based Edge Cloud PaaS Architecture based on Raspberry Pi Clusters C Pahl, S Helmer, L Miori, J Sanin, B Lee 3rd Int. Symposium on Intercloud and IoT (ICI'16), 2016	176	2016
A survey study on major technical barriers affecting the decision to adopt cloud services N Phaphoom, X Wang, S Samuel, S Helmer, P Abrahamsson Journal of Systems and Software 103, 167-181, 2015	156	2015
Affordable and energy-efficient cloud computing clusters: The Bolzano Raspberry Pi cloud cluster experiment P Abrahamsson, S Helmer, N Phaphoom, L Nicolodi, N Preda, L Miori, ... 2013 IEEE 5th International Conference on Cloud Computing Technology and …, 2013	153	2013
Evaluation of main memory join algorithms for joins with set comparison join predicates. S Helmer, G Moerkotte VLDB 97, 386-395, 1997	104	1997
A performance study of four index structures for set-valued attributes of low cardinality S Helmer, G Moerkotte The VLDB Journal 12 (3), 244-261, 2003	99	2003
A Decision Framework for Blockchain Platforms for IoT and Edge Computing C Pahl, N El Ioini, S Helmer 3rd Int. Conf. on Internet of Things, Big Data and Security (IoTBDS'18), 2018	98	2018
An Architecture Pattern for Trusted Orchestration in IoT Edge Clouds C Pahl, N El Ioini, S Helmer, B Lee 3rd Int. Conf. on Fog and Mobile Edge Computing (FMEC'18), 2018	87	2018
Measuring the structural similarity of semistructured documents using entropy S Helmer Proceedings of the 33rd international conference on Very large data bases …, 2007	85	2007
Full-fledged algebraic XPath processing in Natix M Brantner, S Helmer, CC Kanne, G Moerkotte 21st International Conference on Data Engineering (ICDE'05), 705-716, 2005	83	2005
Evaluating lock-based protocols for cooperation on XML documents S Helmer, CC Kanne, G Moerkotte ACM SIGMOD Record 33 (1), 58-63, 2004	82	2004
Nested queries and quantifiers in an ordered context N May, S Helmer, G Moerkotte Proceedings. 20th International Conference on Data Engineering, 239-250, 2004	59	2004
An interval join optimized for modern hardware D Piatov, S Helmer, A Dignös 2016 IEEE 32nd International Conference on Data Engineering (ICDE), 1098-1109, 2016	58	2016
Optimized translation of XPath into algebraic expressions parameterized by programs containing navigational primitives S Helmer, CC Kanne, G Moerkotte Proceedings of the Third International Conference on Web Information Systems …, 2002	55	2002
A Lightweight Container Middleware for Edge Cloud Architectures D von Leon, L Miori, J Sanin, N El Ioini, S Helmer, C Pahl Fog and Edge Computing: Principles and Paradigms, 145-170, 2019	48	2019
Efficient Itinerary Planning with Category Constraints P Bolzoni, S Helmer, K Wellenzohn, J Gamper, P Andritsos 22nd ACM SIGSPATIAL Int. Conf. on Advances in Geographic Information Systems …, 2014	47	2014
Strategies for query unnesting in XML databases N May, S Helmer, G Moerkotte ACM Transactions on Database Systems (TODS) 31 (3), 968-1013, 2006	46	2006
Natix: A technology overview T Fiebig, S Helmer, CC Kanne, G Moerkotte, J Neumann, R Schiele, ... Net. ObjectDays: International Conference on Object-Oriented and Internet …, 2002	37	2002
Diag-Join: An opportunistic join algorithm for 1: N relationships S Helmer, T Westmann, G Moerkotte VLDB 98, 98-109, 1998	36	1998

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