Quantum and Intelligent Computing (QIC)

In the QIC research group, we deal with topics related to quantum computing, artificial intelligence, data and information science with and without hardware accelerators.

Head

Members

Current Members

Completed PhDs supervised by Prof. Dr. Sven Groppe

  • Dr. rer. nat. Benjamin Warnke (Thesis)
  • Dr.-Ing. Stefan Werner (Thesis)
  • Dr.-Ing. Dennis Heinrich (Thesis)

Projects

Running Projects

Completed Projects

Open Thesis

A list of open thesis of the QIC research group is available here.

Please see also the slides of the last bachelor/master forum (PDF).

Publications

2011

Sven Groppe, Jinghua Groppe, Stefan Werner, Matthias Samsel, Florian Kalis, Kristina Fell, Peter Kliesch, and Markus Nakhlah,
Monitoring eBay auctions by querying RDF streams, in Sixth IEEE International Conference on Digital Information Management (ICDIM), Melbourne, Australia , 2011. pp. 223--228.
DOI:10.1109/ICDIM.2011.6093358
File: ICDIM.2011.6093358
Jinghua Groppe, and Sven Groppe,
Parallelizing join computations of {SPARQL} queries for large semantic web databases, in Proceedings of the 2011 ACM Symposium on Applied Computing (SAC), TaiChung, Taiwan , 2011. pp. 1681--1686.
DOI:10.1145/1982185.1982536
File: 1982185.1982536
Sven Groppe, Jinghua Groppe, Niklas Klein, Ralf Bettentrupp, Stefan Böttcher, and Le Gruenwald,
Transforming XSLT stylesheets into XQuery expressions and vice versa, Computer Languages, Systems \& Structures , vol. 37, no. 2, pp. 76--111, 2011.
DOI:10.1016/j.cl.2010.11.001
File: j.cl.2010.11.001
Sven Groppe, Jinghua Groppe, Stefan Werner, Matthias Samsel, Florian Kalis, and Kristina Fell,
Using a Streaming SPARQL Evaluator for Monitoring eBay Auctions, IJWA , vol. 3, no. 4, pp. 166--178, 2011.
File: 2.pdf
Jinghua Groppe, Sven Groppe, and Andreas Schleifer,
Visual query system for analyzing social semantic web, in Proceedings of the 20th International Conference on World Wide Web (WWW), Hyderabad, India , 2011. pp. 217--220.
DOI:10.1145/1963192.1963293
File: 1963192.1963293

2010

Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Martin Lipphardt, Björn Schütt, and Volker Linnemann,
Stream-Based XML Template Compression for Wireless Sensor Network Data Management, in 4th International Conference on Multimedia and Ubiquitous Engineering (MUE), Cebu, Philippines , 2010. pp. 1--9.
DOI:10.1109/MUE.2010.5575094
File: MUE.2010.5575094
Sven Groppe, and Jinghua Groppe,
External sorting for index construction of large semantic web databases, in Proceedings of the 2010 ACM Symposium on Applied Computing (SAC), Sierre, Switzerland , 2010. pp. 1373--1380.
DOI:10.1145/1774088.1774382
File: 1774088.1774382
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Christian Werner, and Volker Linnemann,
Efficient XML data and query integration in the wireless sensor network engineering process, IJWIS , vol. 6, no. 4, pp. 319--358, 2010.
DOI:10.1108/17440081011090248
File: 17440081011090248
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Florian Frischat, and Volker Linnemann,
DACS: A dynamic approximative caching scheme for Wireless Sensor Networks, in Fifth IEEE International Conference on Digital Information Management (ICDIM), Lakehead University, Thunder Bay, Canada , 2010. pp. 339--346.
DOI:10.1109/ICDIM.2010.5664208
File: ICDIM.2010.5664208
Christoph Reinke, Nils Hoeller, Jana Neumann, Sven Groppe, Simon Werner, and Volker Linnemann,
Analysis and Comparison of Atomic Commit Protocols for Adaptive Usage in Wireless Sensor Networks, in IEEE International Conference on Sensor Networks, Ubiquitous, and Trustworthy Computing (SUTC) and IEEE International Workshop on Ubiquitous and Mobile Computing (UMC), Newport Beach, California, USA , 2010. pp. 138--145.
DOI:10.1109/SUTC.2010.12
File: SUTC.2010.12

2009

Jinghua Groppe, Sven Groppe, and Jan Kolbaum,
Optimization of SPARQL by using coreSPARQL, in Proceedings of the 11th International Conference on Enterprise Information Systems (ICEIS), Milan, Italy , 2009. pp. 107--112.
Sven Groppe, and Jinghua Groppe,
Data Mining and Management, Lawrence I. Spendler, Eds. Nova Science Publishers, 2009.
Sven Groppe, Jana Neumann, and Volker Linnemann,
SWOBE - embedding the semantic web languages RDF, SPARQL and SPARUL into java for guaranteeing type safety, for checking the satisfiability of queries and for the determination of query result types, in Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), Honolulu, Hawaii, USA , 2009. pp. 1239--1246.
DOI:10.1145/1529282.1529561
File: 1529282.1529561
Sven Groppe, Jinghua Groppe, and Dirk Müller,
Result Merging Technique for Answering XPath Query over {XSLT} Transformed Data, IEEE Trans. Knowl. Data Eng. , vol. 21, no. 9, pp. 1328--1342, 2009.
DOI:10.1109/TKDE.2008.211
File: TKDE.2008.211
Sven Groppe, Jinghua Groppe, Stefan Böttcher, Thomas Wycisk, and Le Gruenwald,
Optimizing the execution of XSLT stylesheets for querying transformed XML data, Knowl. Inf. Syst. , vol. 18, no. 3, pp. 331--391, 2009.
DOI:10.1007/s10115-008-0144-4
File: s10115-008-0144-4
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Christian Werner, and Volker Linnemann,
XML data management and XPath evaluation in wireless sensor networks, in The 7th International Conference on Advances in Mobile Computing and Multimedia (MoMM), Kuala Lumpur, Malaysia , 2009. pp. 218--230.
DOI:10.1145/1821748.1821790
File: 1821748.1821790
Sven Groppe, Jinghua Groppe, Christoph Reinke, Nils Hoeller, and Volker Linnemann,
Open and novel issues in XML database applications: future directions and advanced technologies, Eric Pardede, Eds. IGI Global, 2009.
Jinghua Groppe, Sven Groppe, Sebastian Ebers, and Volker Linnemann,
Efficient processing of SPARQL joins in memory by dynamically restricting triple patterns, in Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), Honolulu, Hawaii, USA , 2009. pp. 1231--1238.
DOI:10.1145/1529282.1529560
File: 1529282.1529560
Dana Linnepe, Sven Groppe, and Josef Ingenerf,
Nutzung von MEDLINE und MeSH für das Benchmarking von RDF-Speichersystemen, in 54. gmds-Jahrestagung - Deutsche Gesellschaft für Medizinische Informatik, Biometrie und Epidemiologie e.V., Essen, Germany , 2009.
File: 09gmds320
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Christian Werner, and Volker Linnemann,
Towards energy efficient XPath evaluation in wireless sensor networks, in Proceedings of the 6th Workshop on Data Management for Sensor Networks, in conjunction with VLDB (DMSN), Lyon, France , 2009.
DOI:10.1145/1594187.1594193
File: 1594187.1594193
Christoph Reinke, Nils Hoeller, Jana Neumann, Sven Groppe, Volker Linnemann, and Martin Lipphardt,
Integrating standardized transaction protocols in service-oriented wireless sensor networks, in Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), Honolulu, Hawaii, USA , 2009. pp. 2202--2203.
DOI:10.1145/1529282.1529768
File: 1529282.1529768
Jinghua Groppe, Sven Groppe, Andreas Schleifer, and Volker Linnemann,
LuposDate: a semantic web database system, in Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM), Hong Kong, China , 2009. pp. 2083--2084.
DOI:10.1145/1645953.1646313
File: 1645953.1646313

2008

Matthias Droop, Markus Flarer, Jinghua Groppe, Sven Groppe, Volker Linnemann, Jakob Pinggera, Florian Santner, Michael Schier, Felix Schöpf, Hannes Staffler, and Stefan Zugal,
Bringing the XML and Semantic Web Worlds Closer: Transforming XML into RDF and Embedding XPath into SPARQL, in 10th International Conference on Enterprise Information Systems (ICEIS), Barcelona, Spain, Revised Selected Papers , 2008. pp. 31--45.
DOI:10.1007/978-3-642-00670-8\_3
File: 978-3-642-00670-8\_3
Martin Lipphardt, Jana Neumann, Sven Groppe, and Christian Werner,
DySSCo - A Protocol for Dynamic Self-Organizing Service Coverage, in Third International Workshop on Self-Organizing Systems (IWSOS), Vienna, Austria , Wien, Österreich: Springer-Verlag, 2008. pp. 109--120.
DOI:10.1007/978-3-540-92157-8\_10
File: 978-3-540-92157-8\_10
Bibtex: BibTeX
@inproceeding{LiNeGrWe08,
  author	=   {Martin Lipphardt, Jana Neumann, Sven Groppe und Christian Werner},
  title	=   {DySSCo - A protocol for Dynamic Self-organizing Service Coverage},
  month = {December 10-12},
  booktitle= {Proceedings of the 3rd International Workshop on Self-Organizing Systems},
  year		=   {2008},
  address	=   {Wien, Österreich},
  pages		=   {},
  volume	=   {},
  publisher	=   {Springer-Verlag},
  isbn		=   {},
  doi		=   {},
  bibsource	=   {IFIS, Universit{\"a}t zu L{\"u}beck},
  copyright	=   {Springer-Verlag}

}
Nils Hoeller, Christoph Reinke, Jana Neumann, Sven Groppe, Daniel Boeckmann, and Volker Linnemann,
Efficient XML usage within wireless sensor networks, in Proceedings of the 4th Annual International Conference on Wireless Internet (WICON), Maui, Hawaii, USA , 2008. pp. 74.
DOI:10.4108/ICST.WICON2008.4787
File: ICST.WICON2008.4787
Matthias Droop, Markus Flarer, Jinghua Groppe, Sven Groppe, Volker Linnemann, Jakob Pinggera, Florian Santner, Michael Schier, Felix Schöpf, Hannes Staffler, and Stefan Zugal,
Embedding Xpath Queries into SPARQL Queries, in Proceedings of the Tenth International Conference on Enterprise Information Systems (ICEIS), Barcelona, Spain , 2008. pp. 5--14.
Jinghua Groppe, and Sven Groppe,
Filtering unsatisfiable XPath queries, Data & Knowledge Engineering , vol. 64, no. 1, pp. 134--169, 2008. Elsevier B. V..
DOI:http://dx.doi.org/10.1016/j.datak.2007.06.018
Bibtex: BibTeX
@Article{GrGr08,
  author	=   {Jinghua Groppe and Sven Groppe},
  title		=   {{Filtering unsatisfiable XPath queries}},
  journal	=   {Data & Knowledge Engineering},
  volume	=   {64},
  number	=   {1},
  year		=   {2008},
  month		=   {January},
  pages		=   {134--169},
  publisher	=   {Elsevier B. V.},
  address	=   {Amsterdam, The Netherlands, The Netherlands},
  doi		=   {http://dx.doi.org/10.1016/j.datak.2007.06.018},
  issn		=   {0169-023X},
  bibsource	=   {IFIS, Universit{\"a}t zu L{\"u}beck},
  copyright	=   {Elsevier},
  note		=   {special issue with selected papers from the 8th International Conference on Enterprise Information Systems (ICEIS’ 2006)}
 }
Sven Groppe, and Jinghua Groppe,
Output schemas of XSLT stylesheets and their applications, Inf. Sci. , vol. 178, no. 21, pp. 3989--4018, 2008.
DOI:10.1016/j.ins.2008.06.024
File: j.ins.2008.06.024
Sven Groppe, Jinghua Groppe, and Stefan Böttcher,
Simplifying XPath queries for optimization with regard to the elimination of intersect and except operators, Data Knowl. Eng. , vol. 65, no. 2, pp. 198--222, 2008.
DOI:10.1016/j.datak.2007.09.002
File: j.datak.2007.09.002
Martin Lipphardt, Jana Neumann, Nils Hoeller, Christoph Reinke, Sven Groppe, Volker Linnemann, and Christian Werner,
XML und SOA als Wegbereiter für Sensornetze in der Praxis, Praxis der Informationsverarbeitung und Kommunikation , vol. 31, no. 3, pp. 146--152, 2008.
DOI:10.1515/piko.2008.0027
File: piko.2008.0027
Nils Hoeller, Christoph Reinke, Sven Groppe, and Volker Linnemann,
Xobe Sensor Networks: Integrating XML in sensor network programming, in Proceedings of the 5th International Conference on Networked Sensing Systems (INSS), Kanazawa, Japan , Kanazawa, Japan , 2008.
File: INSS.2008.4610868
Bibtex: BibTeX
@inproceedings{HoReGrLi08,
    author = "Nils Hoeller, Christoph Reinke, Sven Groppe and Volker Linnemann",
    title = "Xobe Sensor Networks: Integrating XML in sensor network programming",
    year = "2008",
    month = jun,
    booktitle = "Proceedings of the 5th International Conference on Networked Sensing Systems (INSS 2008)",
    address = "Kanazawa, Japan"
}
Sven Groppe, Jinghua Groppe, Volker Linnemann, Dirk Kukulenz, Nils Hoeller, and Christoph Reinke,
Embedding SPARQL into XQuery/XSLT, in Proceedings of the 2008 ACM Symposium on Applied Computing (SAC), Fortaleza, Ceara, Brazil , 2008. pp. 2271--2278.
DOI:10.1145/1363686.1364228
File: 1363686.1364228

2007

Matthias Droop, Markus Flarer, Jinghua Groppe, Sven Groppe, Volker Linnemann, Jakob Pinggera, Florian Santner, Michael Schier, Felix Schöpf, Hannes Staffler, and Stefan Zugal,
Translating XPath Queries into SPARQL Queries, in On the Move to Meaningful Internet Systems 2007: OTM Workshops, OTM Confederated International Workshops and Posters, AWeSOMe, CAMS, OTM Academy Doctoral Consortium, MONET, OnToContent, ORM, PerSys, PPN, RDDS, SSWS, and SWWS, Vilamoura, Portugal , 2007. pp. 9--10.
DOI:10.1007/978-3-540-76888-3\_5
File: 978-3-540-76888-3\_5
Sven Groppe, Jinghua Groppe, and Volker Linnemann,
Using an index of precomputed joins in order to speed up SPARQL processing, in Proceedings of the Ninth International Conference on Enterprise Information Systems (ICEIS), Funchal, Madeira, Portugal , 2007. pp. 13--20.
Sven Groppe, Jinghua Groppe, and Volker Linnemann,
How to Determine Output Schemas of XQuery Queries, in Workshop Proceedings of the 24th British National Conference on Databases (BNCOD), University of Glasgow, UK , 2007. pp. 130--139.
DOI:10.1109/BNCOD.2007.11
File: BNCOD.2007.11
Dirk Kukulenz, Nils Hoeller, Sven Groppe, and Volker Linnemann,
Optimization of Bounded Continuous Search Queries Based on Ranking Distributions, in 8th International Conference on Web Information Systems Engineering (WISE), Nancy, France , 2007. pp. 26--37.
DOI:10.1007/978-3-540-76993-4\_3
File: 978-3-540-76993-4\_3
Sven Groppe, Jinghua Groppe, Dirk Kukulenz, and Volker Linnemann,
A SPARQL Engine for Streaming RDF Data, in Third International IEEE Conference on Signal-Image Technologies and Internet-Based System (SITIS), Shanghai, China , 2007. pp. 167--174.
DOI:10.1109/SITIS.2007.22
File: SITIS.2007.22
Beda Christoph Hammerschmidt, Christian Werner, Ylva Brandt, Volker Linnemann, Sven Groppe, and Stefan Fischer,
Incremental Validation of String-Based XML Data in Databases, File Systems, and Streams, in 11th East European Conference on Advances in Databases and Information Systems (ADBIS), Varna, Bulgaria , 2007. pp. 314--329.
DOI:10.1007/978-3-540-75185-4\_23
File: 978-3-540-75185-4\_23

2006

Jinghua Groppe, and Sven Groppe,
Filtering Unsatisfiable XPATH Queries, in Proceedings of the Eighth International Conference on Enterprise Information Systems: Databases and Information Systems Integration (ICEIS), Paphos, Cyprus , Amsterdam, The Netherlands, The Netherlands: Elsevier Science Publishers B. V., 2006. pp. 157--162.
DOI:10.1016/j.datak.2007.06.018
File: j.datak.2007.06.018
Bibtex: BibTeX
@article{GrGr,
  author	=   {Jinghua Groppe and Sven Groppe},
  title		=   {Filtering unsatisfiable XPath queries},
  journal	=   {Data & Knowledge Engineering},
  volume	=   {64},
  number	=   {1},
  year		=   {2008},
  pages		=   {134--169},
  doi		=   {http://dx.doi.org/10.1016/j.datak.2007.06.018},
  publisher	=   {Elsevier Science Publishers B. V.},
  address	=   {Amsterdam, The Netherlands, The Netherlands},
  issn		=   {0169-023X},
  bibsource	=   {IFIS, Universit{\"a}t zu L{\"u}beck}
 }
Sven Groppe, Jinghua Groppe, Stefan Böttcher, and Marc-André Vollstedt,
Shifting Predicates to Inner Sub-expressions for XQuery Optimization, in Second International Conference on Signal-Image Technology and Internet-Based Systems (SITIS), Hammamet, Tunisia, Revised Selected Papers , 2006. pp. 67--79.
DOI:10.1007/978-3-642-01350-8\_7
File: 978-3-642-01350-8\_7
Jinghua Groppe, and Sven Groppe,
Satisfiability-Test, Rewriting and Refinement of Users' XPath Queries According to XML Schema Definitions, in 10th East European Conference on Advances in Databases and Information Systems (ADBIS), Thessaloniki, Greece , 2006. pp. 22--38.
DOI:10.1007/11827252\_5
File: 11827252\_5
Sven Groppe, Stefan Böttcher, Georg Birkenheuer, and André Höing,
Reformulating XPath queries and XSLT queries on XSLT views, Data Knowl. Eng. , vol. 57, no. 1, pp. 64--110, 2006.
DOI:10.1016/j.datak.2005.04.002
File: j.datak.2005.04.002
Sven Groppe, Stefan Böttcher, and Jinghua Groppe,
XPath Query Simplification with regard to the Elimination of Intersect and Except Operators, in Proceedings of the 22nd International Conference on Data Engineering Workshops (ICDEW), Atlanta, GA, USA , 2006. pp. 86.
DOI:10.1109/ICDEW.2006.165
File: ICDEW.2006.165
Matthias Becker, Sven Groppe, and Jinghua Groppe,
EasyFormFill: A Mapping-Based Application to Automatically Fill HTML-Forms, in Proceedings of Semantics, Vienna, Austria , 2006.
Jinghua Groppe, and Sven Groppe,
Automated Profile Mapping, in IASTED International Conference on Databases and Applications, Innsbruck, Austria , 2006. pp. 13--18.
Jinghua Groppe, and Sven Groppe,
A Prototype of a Schema-Based XPath Satisfiability Tester, in 17th International Conference on Database and Expert Systems Applications (DEXA), Kraków, Poland , 2006. pp. 93--103.
DOI:10.1007/11827405\_10
File: 11827405\_10
Ralf Bettentrupp, Sven Groppe, Jinghua Groppe, Stefan Böttcher, and Le Gruenwald,
A Prototype for Translating XSLT into XQuery, in Proceedings of the Eighth International Conference on Enterprise Information Systems: Databases and Information Systems Integration (ICEIS), Paphos, Cyprus , 2006. pp. 22--29.
Sven Groppe, and Jinghua Groppe,
Determining the Output Schema of an XSLT Stylesheet, in Communications of the Tenth East-European Conference on Advances in Databases and Information Systems (ADBIS), Thessaloniki, Greece , 2006.
File: paper13.pdf

2005

Niklas Klein, Sven Groppe, Stefan Böttcher, and Le Gruenwald,
A Prototype for Translating XQuery Expressions into XSLT Stylesheets, in 9th East European Conference on Advances in Databases and Information Systems (ADBIS), Tallinn, Estonia , 2005. pp. 238--253.
DOI:10.1007/11547686\_18
File: 11547686\_18
Sven Groppe, and Stefan Böttcher,
Schema-based Query Optimization for XQuery Queries, in Communications of the Ninth East-European Conference on Advances in Databases and Information Systems (ADBIS), Tallinn, Estonia , 2005.
File: paper5.pdf