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.

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

2015

Dennis Heinrich, Stefan Werner, Marc Stelzner, Christopher Blochwitz, Thilo Pionteck, and Sven Groppe,
Hybrid FPGA approach for a B+ tree in a Semantic Web database system, in 10th International Symposium on Reconfigurable Communication-centric Systems-on-Chip (ReCoSoC), Bremen, Germany , 2015. pp. 1--8.
DOI:10.1109/ReCoSoC.2015.7238093
File: ReCoSoC.2015.7238093
Sven Groppe, Dennis Heinrich, and Stefan Werner,
Distributed Join Approaches for W3C-Conform {SPARQL} Endpoints, OJSW , vol. 2, no. 1, pp. 30--52, 2015.
File: urn:nbn:de:101:1-201705194910
Stefan Werner, Dennis Heinrich, Jannik Piper, Sven Groppe, Rico Backasch, Christopher Blochwitz, and Thilo Pionteck,
Automated composition and execution of hardware-accelerated operator graphs, in 10th International Symposium on Reconfigurable Communication-centric Systems-on-Chip (ReCoSoC), Bremen, Germany , 2015. pp. 1--8.
DOI:10.1109/ReCoSoC.2015.7238078
File: ReCoSoC.2015.7238078
Christopher Blochwitz, Jan Moritz Joseph, Rico Backasch, Thilo Pionteck, Stefan Werner, Dennis Heinrich, and Sven Groppe,
An optimized radix-tree for hardware-accelerated dictionary generation for semantic web databases, in International Conference on ReConFigurable Computing and FPGAs (ReConFig), Riviera Maya, Mexico , 2015. pp. 1--7.
DOI:10.1109/ReConFig.2015.7393291
File: ReConFig.2015.7393291
Rico Backasch, Gerald Hempel, Christopher Blochwitz, Stefan Werner, Sven Groppe, and Thilo Pionteck,
An architectural template for composing application specific datapaths at runtime, in International Conference on ReConFigurable Computing and FPGAs (ReConFig), Riviera Maya, Mexico , 2015. pp. 1--6.
DOI:10.1109/ReConFig.2015.7393300
File: ReConFig.2015.7393300
Sven Groppe, and K. Chandrasekaran,
Advances in Cloud and Ubiquitous Computing, OJCC , vol. 2, no. 2, pp. 1--3, 2015.
File: urn:nbn:de:101:1-201704229173

2014

Sven Groppe, Johannes Blume, Dennis Heinrich, and Stefan Werner,
A Self-Optimizing Cloud Computing System for Distributed Storage and Processing of Semantic Web Data, OJCC , vol. 1, no. 2, pp. 1--14, 2014.
File: urn:nbn:de:101:1-201705194478
Arne Kusserow, and Sven Groppe,
Getting Indexed by Bibliographic Databases in the Area of Computer Science, OJWT , vol. 1, no. 2, pp. 10--27, 2014. RonPub.
File: urn:nbn:de:101:1-201705291343
Bibtex: BibTeX
@Article{OJWT_2014v1i2n02_Kusserow,
        title     = {Getting Indexed by Bibliographic Databases in the Area of Computer Science},
        author    = {Arne Kusserow and Sven Groppe},
        journal   = {Open Journal of Web Technologies (OJWT)},
        issn      = {2199 -188X},
        year      = {2014},
        volume    = {1},
        number    = {2},
        pages     = {10--27},
        url       = {http://www.ronpub.com/publications/OJWT_2014v1i2n02_Kusserow.pdf},
        publisher = {RonPub},
        bibsource = {RonPub}
    }
Rico Backasch, Gerald Hempel, Stefan Werner, Sven Groppe, and Thilo Pionteck,
Identifying homogenous reconfigurable regions in heterogeneous FPGAs for module relocation, in International Conference on ReConFigurable Computing and FPGAs (ReConFig), Cancun, Mexico , 2014. pp. 1--6.
DOI:10.1109/ReConFig.2014.7032533
File: ReConFig.2014.7032533
Sven Groppe, Thomas Kiencke, Stefan Werner, Dennis Heinrich, Marc Stelzner, and Le Gruenwald,
P-LUPOSDATE: Using Precomputed Bloom Filters to Speed Up SPARQL Processing in the Cloud, OJSW , vol. 1, no. 2, pp. 25--55, 2014.
File: urn:nbn:de:101:1-201705194858
Stefan Werner, Dennis Heinrich, Marc Stelzner, Sven Groppe, Rico Backasch, and Thilo Pionteck,
Parallel and Pipelined Filter Operator for Hardware-Accelerated Operator Graphs in Semantic Web Databases, in 14th IEEE International Conference on Computer and Information Technology (CIT), Xi'an, China , 2014. pp. 539--546.
DOI:10.1109/CIT.2014.162
File: CIT.2014.162

2013

Richard Mietz, Sven Groppe, Kay Römer, and Dennis Pfisterer,
Semantic Models for Scalable Search in the Internet of Things, J. Sensor and Actuator Networks , vol. 2, no. 2, pp. 172--195, 2013.
DOI:10.3390/jsan2020172
File: jsan2020172
Stefan Werner, Sven Groppe, Volker Linnemann, and Thilo Pionteck,
Hardware-accelerated join processing in large Semantic Web databases with FPGAs, in International Conference on High Performance Computing \& Simulation (HPCS), Helsinki, Finland , 2013. pp. 131--138.
DOI:10.1109/HPCSim.2013.6641403
File: HPCSim.2013.6641403
Sven Groppe, Björn Schütt, and Stefan Werner,
Eliminating the XML overhead in embedded XML languages, in Proceedings of the 28th Annual ACM Symposium on Applied Computing ({SAC}), Coimbra, Portugal , 2013. pp. 542--547.
DOI:10.1145/2480362.2480466
File: 2480362.2480466
Richard Mietz, Sven Groppe, Oliver Kleine, Daniel Bimschas, Stefan Fischer, Kay Römer, and Dennis Pfisterer,
A P2P Semantic Query Framework for the Internet of Things, Praxis der Informationsverarbeitung und Kommunikation , vol. 36, no. 2, pp. 73--79, 2013.
DOI:10.1515/pik-2013-0006
File: pik-2013-0006

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
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
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
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
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
Sven Groppe,
Data Management and Query Processing in Semantic Web Databases., .... Springer, 2011.
DOI:10.1007/978-3-642-19357-6
ISBN:978-3-642-19356-9
File: 978-3-642-19357-6
Christoph Reinke, Nils Hoeller, Stefan Werner, Sven Groppe, and Volker Linnemann,
Consistent Service Migration in Wireless Sensor Networks, in Proceedings of the International Conference on Wireless and Optical Communications (ICWOC), Zhengzhou, China , 2011.
Christoph Reinke, Nils Hoeller, Stefan Werner, Sven Groppe, and Volker Linnemann,
Analysis and comparison of concurrency control protocols for wireless sensor networks, in 7th IEEE International Conference and Workshops on Distributed Computing in Sensor Systems (DCOSS), Barcelona, Spain , 2011. pp. 1--6.
DOI:10.1109/DCOSS.2011.5982219
File: DCOSS.2011.5982219
Stefan Werner, Christoph Reinke, Sven Groppe, and Volker Linnemann,
Adaptive Service Migration in Wireless Sensor Networks, in 12th International Conference on Parallel and Distributed Computing, Applications and Technologies (PDCAT), Gwangju, Korea , 2011. pp. 334--341.
DOI:10.1109/PDCAT.2011.15
File: PDCAT.2011.15
Jinghua Groppe, and Sven Groppe,
Accelerating Large Semantic Web Databases by Parallel Join Computations of SPARQL Queries, SIGAPP Appl. Comput. Rev. , vol. 11, no. 4, pp. 60--70, 2011.
File: 2107756.2107762

2010

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
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
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
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, 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

2009

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
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
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
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
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.
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
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, 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
Sven Groppe, and Jinghua Groppe,
Data Mining and Management, Lawrence I. Spendler, Eds. Nova Science Publishers, 2009.
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.

2008

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)}
 }
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"
}
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
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
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.
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
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