Informatics 25 - Chair of Data Science and Engineering

Search results

  • 2012

    The mainframe strikes back: Elastic multi-tenancy using main memory database systems on a many-core server

    Mühe, H., Kemper, A. & Neumann, T., 2012, Advances in Database Technology - EDBT 2012: 15th International Conference on Extending Database Technology, Proceedings. p. 578-581 4 p. (ACM International Conference Proceeding Series).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Towards an NLP-based topic characterization of social relations

    Hauffa, J., Lichtenberg, T. & Groh, G., 2012, Proceedings of the 2012 ASE International Conference on Social Informatics, SocialInformatics 2012. IEEE Computer Society, p. 289-294 6 p. 6542453. (Proceedings of the 2012 ASE International Conference on Social Informatics, SocialInformatics 2012).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations
  • 2011

    Accelerating queries with group-by and join by groupjoin

    Moerkotte, G. & Neumann, T., Aug 2011, In: Proceedings of the VLDB Endowment. 4, 11, p. 843-851 9 p.

    Research output: Contribution to journal › Conference article › peer-review

    Open Access
    32 Scopus citations

  • A conceptualization and general architecture of intelligent decision support systems

    Struss, P., 2011, MODSIM 2011 - 19th International Congress on Modelling and Simulation - Sustaining Our Future: Understanding and Living with Uncertainty. p. 2282-2288 7 p. (MODSIM 2011 - 19th International Congress on Modelling and Simulation - Sustaining Our Future: Understanding and Living with Uncertainty).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations

  • An approach to collaborative music composition

    Klügel, N., Frieß, M. R., Groh, G. & Echtler, F., 2011, In: Proceedings of the International Conference on New Interfaces for Musical Expression. p. 32-35 4 p.

    Research output: Contribution to journal › Conference article › peer-review

    14 Scopus citations

  • Benchmarking hybrid OLTP&OLAP database systems

    Funke, F., Kemper, A. & Neumann, T., 2011, Datenbanksysteme fur Business, Technologie und Web, BTW 2011 - 14. Fachtagung des GI-Fachbereichs "Datenbanken und Informationssysteme", DBIS 2011 - Proceedings. Harder, T., Lehner, W., Mitschang, B., Schoning, H. & Schwarz, H. (eds.). Gesellschaft fur Informatik (GI), p. 390-409 20 p. (Lecture Notes in Informatics (LNI), Proceedings - Series of the Gesellschaft fur Informatik (GI); vol. 180).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    10 Scopus citations

  • Beyond FOAF: Challenges in characterizing social relations

    Hauffa, J., Bossert, G., Richter, N., Wolf, F., Liesenfeld, N. & Groh, G., 2011, Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011. p. 790-795 6 p. 6113217. (Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Characteristic sets: Accurate cardinality estimation for RDF queries with multiple joins

    Neumann, T. & Moerkotte, G., 2011, 2011 IEEE 27th International Conference on Data Engineering, ICDE 2011. p. 984-994 11 p. 5767868. (Proceedings - International Conference on Data Engineering).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    181 Scopus citations

  • Characterizing Social Relations Via NLP-based Sentiment Analysis

    Groh, G. & Hauffa, J., 17 Jul 2011, Proceedings of the 5th International AAAI Conference on Weblogs and Social Media, ICWSM 2011. AAAI Press, p. 502-505 4 p. (Proceedings of the 5th International AAAI Conference on Weblogs and Social Media, ICWSM 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    35 Scopus citations

  • Efficiently compiling efficient query plans for Modern Hardware

    Neumann, T., Jun 2011, In: Proceedings of the VLDB Endowment. 4, 9, p. 539-550 12 p.

    Research output: Contribution to journal › Article › peer-review

    Open Access
    416 Scopus citations

  • How to efficiently snapshot transactional data: Hardware or software controlled?

    Mühe, H., Kemper, A. & Neumann, T., 2011, 7th International Workshop on Data Management on New Hardware, DaMoN 2011 - In Conjunction with ACM SIGMOD/PODS Conference. Association for Computing Machinery, p. 17-26 10 p. (7th International Workshop on Data Management on New Hardware, DaMoN 2011 - In Conjunction with ACM SIGMOD/PODS Conference).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    20 Scopus citations

  • HyPer: A hybrid OLTP&OLAP main memory database system based on virtual memory snapshots

    Kemper, A. & Neumann, T., 2011, 2011 IEEE 27th International Conference on Data Engineering, ICDE 2011. p. 195-206 12 p. 5767867. (Proceedings - International Conference on Data Engineering).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    503 Scopus citations

  • HyPersonic combined transaction AND query processing

    Funke, F., Kemper, A. & Neumann, T., Aug 2011, In: Proceedings of the VLDB Endowment. 4, 12, p. 1367-1370 4 p.

    Research output: Contribution to journal › Article › peer-review

    6 Scopus citations

  • Inferring profile elements from publicly available social network data

    Kozikowski, P. & Groh, G., 2011, Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011. p. 876-881 6 p. 6113233. (Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • Mobile detection of social situations with turn-taking patterns

    Groh, G., Lehmann, A. & De Souza, M., 2011, Proceedings of the IADIS International Conferences - Informatics 2011, Wireless Applications and Computing 2011, Telecommunications, Networks and Systems 2011, Part of the IADIS, MCCSIS 2011. p. 137-142 6 p. (Proceedings of the IADIS International Conferences - Informatics 2011, Wireless Applications and Computing 2011, Telecommunications, Networks and Systems 2011, Part of the IADIS, MCCSIS 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Multi-modal social networks for modeling scientific fields

    Groh, G. & Fuchs, C., Nov 2011, In: Scientometrics. 89, 2, p. 569-590 22 p.

    Research output: Contribution to journal › Article › peer-review

    15 Scopus citations

  • One size fits all, again! the architecture of the hybrid OLTP&OLAP database management system HyPer

    Kemper, A. & Neumann, T., 2011, Enabling Real-Time Business Intelligence - 4th International Workshop, BIRTE 2010, Held at the 36th International Conference on Very Large Databases, VLDB 2010, Revised Selected Papers. Springer Verlag, p. 7-23 17 p. (Lecture Notes in Business Information Processing; vol. 84 LNBIP).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    6 Scopus citations

  • Privacy and information markets: Controlling information flows in decentralized social networking

    Groh, G. & Birnkammerer, S., 2011, Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011. p. 856-861 6 p. 6113229. (Proceedings - 2011 IEEE International Conference on Privacy, Security, Risk and Trust and IEEE International Conference on Social Computing, PASSAT/SocialCom 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • The Mainframe Strikes Back: Multi Tenancy in the Main Memory Database HyPer on a TB-Server

    Mühe, H., Kemper, A. & Neumann, T., 2011, IMDM 2011 - Proceedings zur Tagung Innovative Unternehmensanwendungen mit In-Memory Data Management. Lehner, W. & Piller, G. (eds.). Gesellschaft fur Informatik (GI), p. 83-90 8 p. (Lecture Notes in Informatics (LNI), Proceedings - Series of the Gesellschaft fur Informatik (GI); vol. P-193).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • The mixed workload CH-benCHmark

    Cole, R., Funke, F., Giakoumakis, L., Guy, W., Kemper, A., Krompass, S., Kuno, H., Nambiar, R., Neumann, T., Poess, M., Sattler, K. U., Seibold, M., Simon, E. & Waas, F., 2011, Proceedings of the 4th International Workshop on Testing on Database Systems, DBTest 2011, in Conjunction with the 2011 ACM SIGMOD/PODS Conference. Association for Computing Machinery, 8. (Proceedings of the 4th International Workshop on Testing on Database Systems, DBTest 2011, in Conjunction with the 2011 ACM SIGMOD/PODS Conference).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    92 Scopus citations
  • 2010

    A fault-model-based debugging aid for data warehouse applications

    Struss, P., Shivashankar, V. & Zahoor, M., 2010, ECAI 2010. IOS Press, p. 419-424 6 p. (Frontiers in Artificial Intelligence and Applications; vol. 215).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • A meta model for team recommendations

    Brocco, M., Groh, G. & Forster, F., 2010, Social Informatics - Second International Conference, SocInfo 2010, Proceedings. p. 35-50 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6430 LNCS).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations

  • Applications for social situation models

    Groh, G., Lehmann, A., Wang, T., Huber, S. & Hammer, F., 2010, Proc. of the IADIS Int. Confs. - Informatics 2010, Wireless Applications and Computing 2010, Telecommunications, Networks and Systems 2010, Part of the MCCSIS 2010. p. 75-82 8 p. (Proc. of the IADIS Int. Confs. - Informatics 2010, Wireless Applications and Computing 2010, Telecommunications, Networks and Systems 2010, Part of the MCCSIS 2010).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    10 Scopus citations

  • A tabletop interface for generic creativity techniques

    Frieß, M. R., Kleinhans, M., Forster, F., Echtler, F. & Groh, G., 2010, Proc. of the IADIS Int. Conf. Interfaces and Human Computer Interaction 2010, IHCI, Proc. of the IADIS Int. Conf. Game and Entertainment Technologies 2010, Part of the MCCSIS 2010. p. 203-210 8 p. (Proc. of the IADIS Int. Conf. Interfaces and Human Computer Interaction 2010, IHCI, Proc. of the IADIS Int. Conf. Game and Entertainment Technologies 2010, Part of the MCCSIS 2010).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations

  • Automatic detection of critical points in bottling plants with a model-based diagnosis algorithm

    Flad, S., Struss, P. & Voigt, T., 2010, In: Journal of the Institute of Brewing. 116, 4, p. 354-359 6 p.

    Research output: Contribution to journal › Article › peer-review

    4 Scopus citations

  • Detecting social situations from interaction geometry

    Groh, G., Lehmann, A., Reimers, J., René Frieß, M. & Schwarz, L., 2010, Proceedings - SocialCom 2010: 2nd IEEE International Conference on Social Computing, PASSAT 2010: 2nd IEEE International Conference on Privacy, Security, Risk and Trust. p. 1-8 8 p. 5590934. (Proceedings - SocialCom 2010: 2nd IEEE International Conference on Social Computing, PASSAT 2010: 2nd IEEE International Conference on Privacy, Security, Risk and Trust).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    45 Scopus citations

  • Digital Social Media

    Bry, F., Cap, C., Dahm, I., Maintz, J., Schaffert, S., Bojars, U., Boll, S., Brandes, U., Busch, C., Döring, N., Graffi, K., Groh, G., Handschuh, S., Henrich, A., Herzog, O., Jäschke, R., Karnstedt, M., Koch, M., Krempel, L. & Leutenmayr, S. & 9 others, Priebe, M., Reiser, P., Riedl, R., Story, H., Von Luck, K., Vrandecic, D., Wagner, M., Wieser, C. & Zacharias, V., 2010, In: Dagstuhl Seminar Proceedings. 10041

    Research output: Contribution to journal › Conference article › peer-review

  • Group management in P2P networks

    Elser, B., Groh, G. & Fuhrmann, T., 2010, 2010 Proceedings of 19th International Conference on Computer Communications and Networks, ICCCN 2010. 5560024. (Proceedings - International Conference on Computer Communications and Networks, ICCCN).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • On the impact of chat communication on computer-supported idea generation processes

    Forster, F., Frieß, M. R., Brocco, M. & Groh, G., 2010, Proceedings of the International Conference on Computational Creativity, ICCC-10. p. 165-174 10 p. (Proceedings of the International Conference on Computational Creativity, ICCC-10).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • On the influence of social factors on team recommendations

    Brocco, M., Groh, G. & Kern, C., 2010, ICDE Workshops 2010 - The 2010 IEEE 26th International Conference on Data Engineering Workshops. p. 270-277 8 p. 5452716. (Proceedings - International Conference on Data Engineering).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    5 Scopus citations

  • Special issue on model-based diagnostics

    Struss, P., Provan, G., De Kleer, J. & Biswas, G., Sep 2010, In: IEEE Transactions on Systems, Man, and Cybernetics Part A:Systems and Humans.. 40, 5, p. 870-873 4 p., 5546996.

    Research output: Contribution to journal › Editorial

    3 Scopus citations

  • Supporting open innovation communities by an interactive network visualization

    Frieß, M. R., Groh, G. & Reinhardt, M., 2010, Proc. of the IADIS Int. Conf. Collaborative Technologies 2010,CT, IADIS Int. Conf. Web Based Communities 2010, Part of the MCCSIS 2010. p. 23-28 6 p. (Proc. of the IADIS Int. Conf. Collaborative Technologies 2010, Proc. of the IADIS Int. Conf. Web Based Communities 2010, Part of the MCCSIS 2010).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Web 2.0 driven open innovation networks: A social network approach to support the innovation context within companies

    Reinhardt, M., Frieß, R., Groh, G., Wiener, M. & Amberg, M., 2010, MKWI 2010 - Multikonferenz Wirtschaftsinformatik 2010. p. 237-238 2 p. (MKWI 2010 - Multikonferenz Wirtschaftsinformatik 2010).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • x-RDF3X: Fast querying, high update rates, and consistency for RDF databases

    Neumann, T. & Weikum, G., Sep 2010, In: Proceedings of the VLDB Endowment. 3, 1, p. 256-263 8 p.

    Research output: Contribution to journal › Article › peer-review

    111 Scopus citations
  • 2009

    A social item filtering approach for a mobile semantic desktop application

    Woerndl, W. & Groh, G., 2009, Social Semantic Web: Where Web 2.0 Meets Web 3.0 - Papers from the AAAI Spring Symposium. p. 82-83 2 p. (AAAI Spring Symposium - Technical Report; vol. SS-09-08).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Interactively visualizing Dynamic Social Networks with DySoN

    Groh, G., Hanstein, H. & Wörndl, W., 2009, In: CEUR Workshop Proceedings. 443

    Research output: Contribution to journal › Conference article › peer-review

    2 Scopus citations

  • Post-mortem diagnosis of bottling plants based on recorded data

    Struss, P. & Ertl, B., 2009, SAFEPROCESS'09 - 7th IFAC International Symposium on Fault Detection, Supervision and Safety of Technical Systems, Proceedings. p. 1330-1335 6 p. (IFAC Proceedings Volumes (IFAC-PapersOnline)).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    7 Scopus citations

  • Realisierung eines dezentralen Recommender Systems für PDAs

    Translated title of the contribution: Realization of a decentralized recommender system for PDAsMühe, H., Wörndl, W. & Groh, G., 2009, Mobile und Ubiquitare Informationssysteme - Entwicklung, Implementierung und Anwendung, Proceedings zur 4. Konferenz Mobile und Ubiquitare Informationssysteme, MMS 2009. p. 95-108 14 p. (Lecture Notes in Informatics (LNI), Proceedings - Series of the Gesellschaft fur Informatik (GI); vol. P-146).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Team recommendation in open innovation networks

    Brocco, M. & Groh, G., 2009, RecSys'09 - Proceedings of the 3rd ACM Conference on Recommender Systems. p. 365-368 4 p. (RecSys'09 - Proceedings of the 3rd ACM Conference on Recommender Systems).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    14 Scopus citations

  • Towards demarcation and modeling of small sub-communities/groups in P2P social networks

    Groh, G. & Rappel, V., 2009, Proceedings - 12th IEEE International Conference on Computational Science and Engineering, CSE 2009 - 2009 IEEE International Conference on Social Computing, SocialCom 2009. p. 304-311 8 p. 5284059. (Proceedings - 12th IEEE International Conference on Computational Science and Engineering, CSE 2009; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    6 Scopus citations

  • Towards model integration and model-based decision support for environmental applications

    Struss, P., 1 Jan 2009, 18th World IMACS Congress and MODSIM 2009 - International Congress on Modelling and Simulation: Interfacing Modelling and Simulation with Mathematical and Computational Sciences, Proceedings. Anderssen, R. S., Braddock, R. D. & Newham, L. T. H. (eds.). Modelling and Simulation Society of Australia and New Zealand Inc. (MSSANZ), p. 2279-2285 7 p. (18th World IMACS Congress and MODSIM 2009 - International Congress on Modelling and Simulation: Interfacing Modelling and Simulation with Mathematical and Computational Sciences, Proceedings).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations
  • 2008

    A compositional mathematical model of machines transporting rigid objects

    Struss, P., Kather, A., Schneider, D. & Voigt, T., Jun 2008, Frontiers in Artificial Intelligence and Applications. IOS Press BV, p. 184-188 5 p. (Frontiers in Artificial Intelligence and Applications; vol. 178).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    5 Scopus citations

  • Approaches to software-supported competence development in innovation-driven professions of the digital economy

    Translated title of the contribution: Approaches to software-supported competence development in innovation-driven professions of the digital economyZeini, S., Malzahn, N., Ulrich Hoppe, H., Hafkesbrink, J., Mill, U., Groh, G., Schauf, T., Westermaier, R., Pfeiffer, O. & Scholl, H., 2008, GeNeMe 2008 - Gemeinschaften in Neuen Medien. Meissner, K. & Engelien, M. (eds.). TUDpress Verlag der Wissenschaften GmbH, p. 1388-1397 10 p. (GeNeMe 2008 - Gemeinschaften in Neuen Medien).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Artificial-intelligence-based modeling for environmental applications and decision support

    Struss, P., 2008, Proc. iEMSs 4th Biennial Meeting - Int. Congress on Environmental Modelling and Software: Integrating Sciences and Information Technology for Environmental Assessment and Decision Making, iEMSs 2008. p. 16-19 4 p. (Proc. iEMSs 4th Biennial Meeting - Int. Congress on Environmental Modelling and Software: Integrating Sciences and Information Technology for Environmental Assessment and Decision Making, iEMSs 2008; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • Chapter 10 Model-based Problem Solving

    Struss, P., 2008, Handbook of Knowledge Representation. Harmelen, F., Lifschitz, V. & Porter, B. (eds.). p. 395-465 71 p. (Foundations of Artificial Intelligence; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

    22 Scopus citations

  • Chapter Eight Intelligent Environmental Decision Support Systems

    Sànchez-Marrè, M., Gibert, K., Sojda, R. S., Steyer, J. P., Struss, P., Rodríguez-Roda, I., Comas, J., Brilhante, V. & Roehl, E. A., 2008, Environmental Modelling, Software and Decision Support. Jakeman, A. J., Voinov, A. A., Rizzoli, A. E. & Chen, S. H. (eds.). p. 119-144 26 p. (Developments in Integrated Environmental Assessment; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

    14 Scopus citations

  • Implicit social network construction and expert user determination in Web portals

    Nauerz, A. & Groh, G., 2008, p. 60-65. 6 p.

    Research output: Contribution to conference › Paper › peer-review

    10 Scopus citations

  • Interactive visualization of dynamic social networks

    Hanstein, H. & Groh, G., 2008, INFORMATIK 2008 - Beherrschbare Systeme - Dank Informatik, Beitrage der 38. Jahrestagung der Gesellschaft fur Informatik e.V. (GI). p. 929-936 8 p. (INFORMATIK 2008 - Beherrschbare Systeme - Dank Informatik, Beitrage der 38. Jahrestagung der Gesellschaft fur Informatik e.V. (GI); vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2007

    A model-based methodology for the integration of diagnosis and fault analysis during the entire life cycle

    Struss, P., 2007, Fault Detection, Supervision and Safety of Technical Processes 2006. Elsevier Ltd, Vol. 2. p. 1157-1162 6 p.

    Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review

    1 Scopus citations

  • Automated test generation from models based on functional software specifications

    Esser, M. & Struss, P., 2007, Proceedings of the 3rd Indian International Conference on Artificial Intelligence, IICAI 2007. p. 2255-2268 14 p. (Proceedings of the 3rd Indian International Conference on Artificial Intelligence, IICAI 2007).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations