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Hagen Höpfner
Person information
- 25.01.1977 - 01.10.2012
- affiliation: Bauhaus University, Weimar, Germany
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2010 – 2019
- 2013
- [j15]Hagen Höpfner, Guido Morgenthal, Maximilian Schirmer, Marcel Naujoks, Christoph Halang:
On measuring mechanical oscillations using smartphone sensors: possibilities and limitation. ACM SIGMOBILE Mob. Comput. Commun. Rev. 17(4): 29-41 (2013) - [c52]Christian Bunse, Hagen Höpfner, Sonja Klingert
, Essam Mansour, Suman Roychoudhury:
Energy Aware Database Management. E2DC 2013: 40-53 - 2012
- [j14]Ingo Schmitt, Hagen Höpfner:
Bericht über den 24. GI-Workshop "Grundlagen von Datenbanken". Datenbank-Spektrum 12(3): 227-228 (2012) - [c51]Christian Bunse, Hagen Höpfner:
OCEMES: Measuring Overall and Component-based Energy Demands of Mobile and Embedded Systems. GI-Jahrestagung 2012: 434-440 - [c50]Maximilian Schirmer, Hagen Höpfner:
Software-based Energy Requirement Measurement for Smartphones. GI-Jahrestagung 2012: 456-467 - [c49]Hagen Höpfner, Maximilian Schirmer:
Towards Modeling Locations as Poly-Hierarchies. Grundlagen von Datenbanken 2012: 5-9 - [c48]Maximilian Schirmer, Hagen Höpfner:
Towards Using Location Poly-Hierarchies for Energy-Efficient Continuous Location Determination. Grundlagen von Datenbanken 2012: 11-16 - [c47]Hagen Höpfner, Maximilian Schirmer, Christian Bunse:
On Measuring Smartphones' Software Energy Requirements. ICSOFT 2012: 165-171 - [c46]Hagen Höpfner, Maximilian Schirmer:
Energy efficient continuous location determination for pedestrian information systems. MobiDE 2012: 58-65 - [c45]Hagen Höpfner, Andreas Thenn, Maximilian Schirmer:
Temporal Aspects-based Replacement in Media Object Caches. WEBIST 2012: 73-82 - 2011
- [j13]Hagen Höpfner, Jonas Pencke, David Wiesner, Maximilian Schirmer:
Towards a target platform independent specification and generation of information system apps. ACM SIGSOFT Softw. Eng. Notes 36(4): 1-5 (2011) - [c44]Maximilian Schirmer, Hagen Höpfner:
SenST*: Approaches for Reducing the Energy Consumption of Smartphone-Based Context Recognition. CONTEXT 2011: 250-263 - [c43]Jonas Pencke, David Wiesner, Hagen Höpfner, Maximilian Schirmer:
Informationsanbieterzentrierte Spezifikation und Generierung von Informationssystem-Apps. Grundlagen von Datenbanken 2011: 67-71 - [c42]Hagen Höpfner, Christian Bunse:
Energy Awareness Needs a Rethinking in Software Development. ICSOFT (2) 2011: 294-297 - [c41]Christian Bunse, Hagen Höpfner:
Analyse des Zusammenhangs zwischen Energiebedarf, Dienstgüte und Performanz bei der Ressourcensubstitution in Softwaresystemen. Echtzeit 2011: 101-110 - [p2]Hagen Höpfner:
Topological Sorting - How Should I Begin to Complete My To Do List? Algorithms Unplugged 2011: 39-45 - [e13]Peter M. Fischer, Hagen Höpfner, Joachim Klein, Daniela Nicklas, Bernhard Seeger, Tobias Umblia, Matthias Virgin:
Proceedings BTW 2011 - Workshops und Studierendenprogramm, 1. März 2011, Kaiserslautern, Germany. Technische Universität Kaiserslautern 2011, ISBN 978-3-941438-61-3 [contents] - [e12]Hagen Höpfner, Günther Specht, Thomas Ritz, Christian Bunse:
MMS 2011: Mobile und ubiquitäre Informationssysteme. Proceedings der 6. Konferenz, 28. Februar 2011 in Kaiserslautern, Deutschland. LNI P-185, GI 2011, ISBN 978-3-88579-279-6 [contents] - 2010
- [j12]Hagen Höpfner, Kai-Uwe Sattler:
Datenbank-Spektrum im Springer-Verlag. Datenbank-Spektrum 10(1): 1 (2010) - [j11]Hagen Höpfner, Kai-Uwe Sattler:
Editorial. Datenbank-Spektrum 10(3): 119-120 (2010) - [j10]Hagen Höpfner, Christian Bunse:
Energy aware data management on AVR micro controller based systems. ACM SIGSOFT Softw. Eng. Notes 35(3): 1-8 (2010) - [c40]Hagen Höpfner, Christian Bunse:
Towards an Energy-Consumption Based Complexity Classification for Resource Substitution Strategies. Grundlagen von Datenbanken 2010 - [c39]Christian Bunse, Hagen Höpfner:
Energieeffiziente Software-Systeme. Echtzeit 2010: 1-10
2000 – 2009
- 2009
- [j9]Hagen Höpfner, Essam Mansour, Daniela Nicklas:
Review of Data Management Mechanisms on Mobile Devices (Überblick über Datenmanagementmechanismen auf mobilen Endgeräten). it Inf. Technol. 51(2): 79-84 (2009) - [c38]Essam Mansour, Hagen Höpfner:
An XML-Based Model for Supporting Context-Aware Query and Cache Management. BNCOD 2009: 107-119 - [c37]Hagen Höpfner, Jörg Schad, Sebastian Wendland, Essam Mansour:
MyMIDP and MyMIDP-Client: Direct Access to MySQL Databases from Cell Phones. BTW 2009: 604-607 - [c36]Essam Mansour, Hagen Höpfner:
Replay the Execution History of Rule-Based Information. DBKDA 2009: 28-35 - [c35]Hagen Höpfner, Jörg Schad, Sebastian Wendland, Essam Mansour:
MyMIDP: An JDBC Driver for Accessing MySQL from Mobile Devices. DBKDA 2009: 74-80 - [c34]Essam Mansour, Hagen Höpfner:
An approach to detecting relevant updates to cached data using XML and active databases. EDBT 2009: 791-802 - [c33]Hagen Höpfner, Christian Bunse:
Towards an Energy Aware DBMS - Energy Consumptions of Sorting and Join Algorithms. Grundlagen von Datenbanken 2009: 69-73 - [c32]Essam Mansour, Hagen Höpfner:
A Rule-based Approach and Framework for Managing Best Practices - An XML-based Management using Pure Database System Utilities. ICEIS (3) 2009: 109-115 - [c31]Christian Bunse, Hagen Höpfner, Suman Roychoudhury, Essam Mansour:
Choosing the "Best" Sorting Algorithm for Optimal Energy Consumption. ICSOFT (2) 2009: 199-206 - [c30]Hagen Höpfner, Jörg Schad, Essam Mansour:
On Analyzing the Database Performance for Different Classes of XML Documents based on the used Storage Approach. ICSOFT (2) 2009: 243-248 - [c29]Christian Bunse, Hagen Höpfner, Suman Roychoudhury, Essam Mansour:
Energy Efficient Data Sorting Using Standard Sorting Algorithms. ICSOFT (Selected Papers) 2009: 247-260 - [c28]Hagen Höpfner, Sebastian Wendland, Essam Mansour:
Data Caching on Mobile Devices - The Experimental MyMIDP Caching Framework. ICSOFT (2) 2009: 256-259 - [c27]Suman Roychoudhury, Christian Bunse, Hagen Höpfner:
Applying State-of-the-Art Techniques for Embedded Software Adaptation. ICSOFT (1) 2009: 305-308 - [c26]Essam Mansour, Hagen Höpfner:
Towards an XML-Based Query and Contextual Information Model in Context-Aware Mobile Information Systems. Mobile Data Management 2009: 574-579 - [c25]Christian Bunse, Hagen Höpfner, Essam Mansour, Suman Roychoudhury:
Exploring the Energy Consumption of Data Sorting Algorithms in Embedded and Mobile Environments. Mobile Data Management 2009: 600-607 - [c24]Essam Mansour, Hagen Höpfner:
An XML-Based Manipulation and Query Language for Rule-Based Information. RuleML 2009: 231-245 - [e11]Markus Bick, Martin Breunig, Hagen Höpfner:
Mobile und Ubiquitäre Informationssysteme - Entwicklung, Implementierung und Anwendung. Proceedings zur 4. Konferenz Mobile und Ubiquitäre Informationssysteme (MMS 2009), 3. März 2009 in Münster, Germany. LNI P-146, GI 2009, ISBN 978-3-88579-240-6 [contents] - 2008
- [j8]Rüdiger Foos, Christian Bunse, Hagen Höpfner, Torsten Zimmermann:
TML: an XML-based test modeling language. ACM SIGSOFT Softw. Eng. Notes 33(2) (2008) - [c23]Hagen Höpfner:
Towards a Syntactic and Partially Semantic Optimization of Database Queries for Indexing Purposes. Grundlagen von Datenbanken 2008: 11-14 - [c22]Christian Bunse, Hagen Höpfner:
Resource Substitution With Components - Optimizing Energy Consumption. ICSOFT (SE/MUSE/GSDCA) 2008: 28-35 - [c21]Hagen Höpfner, Erik Buchmann:
Towards Compact Operator Trees for Query Indexing. ICSOFT (ISDM/ABF) 2008: 174-179 - [p1]Hagen Höpfner:
Topologisches Sortieren - Mit welcher Aufgabe meiner ToDo-Liste fange ich an? Taschenbuch der Algorithmen 2008: 43-49 - [e10]Hagen Höpfner, Friederike Klan:
Proceedings of the 20. GI-Workshop on Foundations of Databases (Grundlagen von Datenbanken), Apolda, Thüringen, Germany, May 13-16, 2008. Technical Report 01/2008, School of Information Technology, International University in Germany 2008 [contents] - 2007
- [j7]Iulia Ion, Alexandru Caracas, Hagen Höpfner:
MTrainSchedule: Combining Web Services and Data Caching on Mobile Devices. Datenbank-Spektrum 7(21): 51-53 (2007) - [j6]Hagen Höpfner, Patrick Levin:
Open-Source-Datenbankmanagementsysteme - ein Überblick. Datenbank-Spektrum 7(22): 5-12 (2007) - [j5]Birgitta König-Ries, Can Türker, Hagen Höpfner:
Informationsnutzung und -verarbeitung mit mobilen Geräten - Verfügbarkeit und Konsistenz (Tutorial). Datenbank-Spektrum 7(23): 45-53 (2007) - [c20]Hagen Höpfner, Keiichi Nakata:
On Teaching Mobile Databases and Information Systems. BNCOD Workshops 2007: 48-58 - [c19]Hagen Höpfner, Christian Bunse:
Resource Substitution for the Realization of Mobile Information Systems. ICSOFT (SE) 2007: 283-289 - [c18]Alexandru Caracas, Iulia Ion, Mihaela Ion, Hagen Höpfner:
Towards Java-based Data Caching for Mobile Information System Clients. MMS 2007: 97-101 - [e9]Hagen Höpfner, Stefan Conrad:
Proceedings of the Studierendenprogramm at the 12th GI-conference on Database Systems in Business, Technology and Web, Aachen, March 6, 2007. International University, Bruchsal, Germany 2007 [contents] - [e8]Hagen Höpfner, Friederike Klan:
Post-Proceedings of the 19. GI-Workshop on Foundations of Databases (Grundlagen von Datenbanken), Bretten, Baden-Württemberg, Germany, May 29 - June 1, 2007. Technical Report 02/2007, School of Information Technology, International University in Germany 2007 [contents] - 2006
- [j4]Hagen Höpfner:
Anfragebasierte Client-Indexierung in Client-Server-Informationssystemen. Inform. Forsch. Entwickl. 20(4): 209-221 (2006) - [c17]Hagen Höpfner:
Using Database Techniques for Realizing Context Aware Mobile Information Systems. Grundlagen von Datenbanken 2006: 70-74 - [c16]Hagen Höpfner:
On context aware predicate sequence queries. ICSOFT (2) 2006: 108-114 - [c15]Hagen Höpfner:
Update Relevance under the Multiset Semantics of RDBMS. MMS 2006: 33-44 - [e7]Torsten Grust, Hagen Höpfner, Arantza Illarramendi, Stefan Jablonski, Marco Mesiti, Sascha Müller, Paula-Lavinia Patranjan, Kai-Uwe Sattler, Myra Spiliopoulou, Jef Wijsen:
Current Trends in Database Technology - EDBT 2006, EDBT 2006 Workshops PhD, DataX, IIDB, IIHA, ICSNW, QLQP, PIM, PaRMA, and Reactivity on the Web, Munich, Germany, March 26-31, 2006, Revised Selected Papers. Lecture Notes in Computer Science 4254, Springer 2006, ISBN 3-540-46788-2 [contents] - 2005
- [b2]Hagen Höpfner, Can Türker, Birgitta König-Ries:
Mobile Datenbanken und Informationssysteme: Konzepte und Techniken. dpunkt 2005, ISBN 3-89864-264-X - [b1]Hagen Höpfner:
Relevanz von Änderungen für Datenbestände mobiler Clients. Otto-von-Guericke University Magdeburg, Germany, 2005, ISBN 978-3-8364-5243-4, pp. 1-142 - [c14]Hagen Höpfner:
Towards Update Relevance Checks in a Context Aware Mobile Information System. GI Jahrestagung (2) 2005: 553-557 - [e6]Hagen Höpfner, Gunter Saake, Felix Naumann, Andreas Heuer:
Beitragsband zum Studierenden-Programm bei der 11. Fachtagung "Datenbanken für Business, Technologie and Web", GI Fachbereich Datenbanken und Informationssysteme, Karlsruhe, 1. März 2005. Universität Magdeburg, Fakultät für Informatik 2005 [contents] - 2004
- [j3]Catharine M. Wyss, Anne E. James, Wilhelm Hasselbring, Stefan Conrad, Hagen Höpfner:
Report on the Engineering Federated Information Systems 2003 workshop (EFIS 2003). ACM SIGSOFT Softw. Eng. Notes 29(2): 1-3 (2004) - [c13]Hagen Höpfner, Stephan Schosser, Kai-Uwe Sattler:
An Indexing Scheme for Update Notification in Large Mobile Information Systems. EDBT Workshops 2004: 345-354 - [c12]Hagen Höpfner:
Serverseitige Auswertung von Indexen semantischer, clientseitiger Caches in mobilen Informationssystemen. GI Jahrestagung (1) 2004: 298-302 - [c11]Hagen Höpfner, Eike Schallehn:
Anfraggeneralisierung zur komprimierten Repräsentation von Indexen semantischer Caches auf mobilen Endgeräten. Grundlagen und Anwendungen mobiler Informationstechnologie 2004: 63-70 - [e5]Hagen Höpfner, Gunter Saake:
Beitragsband zum Workshop "Grundlagen und Anwendungen mobiler Informationstechnologie" des GI-Arbeitskreises Mobile Datenbanken und Informationssysteme, Heidelberg, 23.-24. März 2004. Fakultät für Informatik, Universität Magdeburg 2004 [contents] - 2003
- [j2]Birgitta König-Ries, Hagen Höpfner:
Persisten, Skalierbarkeit, Transaktionen - Datenbankmechanismen für mobile Anwendungen: Bericht vom Workshop und Frührjahrstreffen des GI-Arbeitskreises "Mobile Datenbanken und Informationssysteme", 10./11. April 2003, Karlsruhe. Datenbank-Spektrum 6: 78-79 (2003) - [j1]Hagen Höpfner:
Open Source Software in Education: a Report of Experience. Informatics Educ. 2(1): 15-20 (2003) - [c10]Hagen Höpfner, Kai-Uwe Sattler:
SmoS: A Scalable Mobility Server. BNCOD Posters 2003: 49-52 - [c9]Marcel Karnstedt, Kai-Uwe Sattler, Ingolf Geist, Hagen Höpfner:
Semantic Caching in Ontology-based Mediator Systems. Berliner XML Tage 2003: 155-169 - [c8]Hagen Höpfner, Kai-Uwe Sattler:
Semantic Replication in Mobile Federated Information Systems. EFIS 2003: 36-41 - [c7]Felix Alcalá, Jöran Beel, Arne Frenkel, Bela Gipp, Johannes Lülf, Hagen Höpfner:
Ortung von mobilen Geräten für die Realisierung lokationsbasierter Diensten. Mobilität und Informationssysteme 2003 - [c6]Hagen Höpfner, Kai-Uwe Sattler:
Cache-supported Processing of Queries in Mobile DBS. Database Mechanisms for Mobile Applications 2003: 106-121 - [e4]Hagen Höpfner, Gunter Saake:
Beitragsband zum Studierenden-Programm bei der 10. Fachtagung "Datenbanksysteme für Business, Technologie und Web", 26.-28. Februar 2003, Leipzig. Preprint 1, Fakultät für Informatik, Universität Magdeburg 2003 [contents] - [e3]Hagen Höpfner, Gunter Saake, Eike Schallehn:
Tagungsband zum 15. GI-Workshop Grundlagen von Datenbanken, Tangermünde, Sachsen-Anhalt, Deutschland, 10.-13. Juni 2003. Fakultät für Informatik, Universität Magdeburg 2003 [contents] - 2002
- [c5]Erik Buchmann, Hagen Höpfner, Kai-Uwe Sattler:
An Extensible Storage Manager for Mobile DBMS. BalticDB&IS 2002: 103-116 - [c4]Hagen Höpfner:
Replication in Mobile Information Systems. GI Jahrestagung 2002: 590-593 - [c3]Thomas Leich, Hagen Höpfner:
Konzeption eines Anfragesystems für leichtgewichtige, erweiterbare DBMS. Mobile Datenbanken und Informationssysteme 2002: 33-37 - [e2]Hagen Höpfner, Gunter Saake:
Tagungsband Workshop Mobile Datenbanken und Informationssysteme - Datenbanktechnologie überall und jederzeit, Arbeitskreis Mobile Datenbanken und Informationssysteme im GI-Fachausschuss 2.5, Magdeburg, 21.-22. März 2002. Otto-von-Guericke-Universität Magdeburg 2002 [contents] - 2001
- [c2]Hagen Höpfner:
Replikation in mobilen Datenbanken. BTW Studierenden-Programm 2001: 7-9 - [c1]Hagen Höpfner:
Grundlagen von Replikationstechniken für mobile Datenbanken. Grundlagen von Datenbanken 2001: 68-72 - [e1]Hagen Höpfner:
Beitragsband zum Studierenden-Programm bei der 9. Fachtagung "Datenbanksysteme für Büro, Technik und Wissenschaft", Oldenburg, 7.-9. März 2001. Preprint 14, Fakultät für Informatik, Universität Magdeburg 2001 [contents]
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