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Ralf Steinmetz
2010 – today
- 2013
[j86]Florian Mehm, Stefan Göbel, Ralf Steinmetz: An Authoring Tool for Educational Adventure Games: Concept, Game Models and Authoring Processes. IJGBL 3(1): 63-79 (2013)- [j85]Daniel Burgstahler, Sonja Bergsträßer, Doreen Böhnstedt, Andreas Reinhardt, Alaa Alhamoud, Frank Englert, Johannes Schmitt, Ralf Steinmetz: CPaaS: Context Processing as a Service. Praxis der Informationsverarbeitung und Kommunikation 36(1): 47 (2013)
- [j84]Christian Gross, Dominik Stingl, Wolfgang Effelsberg, Ralf Steinmetz: Neuer DFG-Sonderforschungsbereich an der Technischen Universität Darmstadt. Praxis der Informationsverarbeitung und Kommunikation 36(1): 65-66 (2013)
- [c316]Björn Richerzhagen, Ralf Steinmetz: Towards an Adaptive Publish/Subscribe Approach Supporting Transitions. AIMS 2013: 84-87
- [c315]Ulrich Lampe, Qiong Wu, Ronny Hans, André Miede, Ralf Steinmetz: To Frag or to Be Fragged - An Empirical Assessment of Latency in Cloud Gaming. CLOSER 2013: 5-12
- [c314]Sebastian Fiebig, Melanie Siebenhaar, Christian Gottron, Ralf Steinmetz: Detecting VM Live Migration using a Hybrid External Approach. CLOSER 2013: 483-488
- [c313]Melanie Siebenhaar, Olga Wenge, Ronny Hans, Hasan Tercan, Ralf Steinmetz: Verifying the Availability of Cloud Applications. CLOSER 2013: 489-494
- [c312]Frank Englert, Till Schmitt, Sebastian Kößler, Andreas Reinhardt, Ralf Steinmetz: How to auto-configure your smart home?: high-resolution power measurements to the rescue. e-Energy 2013: 215-224
- [c311]Ulrich Lampe, Markus Kieselmann, André Miede, Sebastian Zöller, Ralf Steinmetz: A Tale of Millis and Nanos: Time Measurements in Virtual and Physical Machines. ESOCC 2013: 172-179
- [c310]Sebastian Schmidt, Simon Manschitz, Christoph Rensing, Ralf Steinmetz: Extraction of Address Data from Unstructured Text using Free Knowledge Resources. I-KNOW 2013: 7
- [c309]Ulrich Lampe, André Miede, Tim Lusa, Stefan Schulte, Ralf Steinmetz, Schahram Dustdar: An Analysis of Anonymity Side Effects in the Internet of Services. NetSys 2013: 51-58
- [c308]Andreas Reinhardt, Delphine Christin, Ralf Steinmetz: Pre-allocating code mappings for energy-efficient data encoding in Wireless Sensor Networks. PerCom Workshops 2013: 578-583
- [c307]Sebastian Zöller, Andreas Reinhardt, Markus Wachtel, Ralf Steinmetz: Integrating wireless sensor nodes and smartphones for energy-efficient data exchange in smart environments. PerCom Workshops 2013: 652-657
- [p2]Wolfgang Effelsberg, Ralf Steinmetz, Max Lehn: Introduction. Benchmarking Peer-to-Peer Systems 2013: 3-11
- [e12]Wolfgang Effelsberg, Ralf Steinmetz, Thorsten Strufe (Eds.): Benchmarking Peer-to-Peer Systems - Understanding Quality of Service in Large-Scale Distributed Systems. Lecture Notes in Computer Science 7847, Springer 2013, ISBN 978-3-642-38672-5
- [i2]Jon Crowcroft, Markus Fidler, Klara Nahrstedt, Ralf Steinmetz: Future Internet (Dagstuhl Seminar 13131). Dagstuhl Reports 3(3): 75-99 (2013)
- 2012
- [j83]Michael Niemann, Melanie Siebenhaar, Stefan Schulte, Ralf Steinmetz: Comparison and retrieval of process models using related cluster pairs. Computers in Industry 63(2): 168-180 (2012)
- [j82]Johannes Konert, Kristina Richter, Florian Mehm, Stefan Göbel, Regina Bruder, Ralf Steinmetz: PEDALE - A Peer Education Diagnostic and Learning Environment. Educational Technology & Society 15(4): 27-38 (2012)
- [j81]Sandro Hardy, Stefan Göbel, Michael Gutjahr, Josef Wiemeyer, Ralf Steinmetz: Adaptation Model for Indoor Exergames. Int. J. Comp. Sci. Sport 11(1) (2012)
- [j80]Stefan Schulte, Dieter Schuller, Ralf Steinmetz, Sven Abels: Plug-and-Play Virtual Factories. IEEE Internet Computing 16(5): 78-82 (2012)
- [j79]Hsin-Yi Tsai, Melanie Siebenhaar, André Miede, Yu-Lun Huang, Ralf Steinmetz: Threat as a Service?: Virtualization's Impact on Cloud Security. IT Professional 14(1): 32-37 (2012)
- [j78]Apostolos Papageorgiou, Marius Schatke, Stefan Schulte, Ralf Steinmetz: Lightweight Wireless Web Service Communication Through Enhanced Caching Mechanisms. Int. J. Web Service Res. 9(2): 42-68 (2012)
- [j77]Ralf Steinmetz: Editorial note and call for nominations: Nicolas D. Georganas best paper award. TOMCCAP 8(1): 1 (2012)
- [j76]
- [j75]
- [c306]Ulrich Lampe, Melanie Siebenhaar, Apostolos Papageorgiou, Dieter Schuller, Ralf Steinmetz: Maximizing Cloud Provider Profit from Equilibrium Price Auctions. IEEE CLOUD 2012: 83-90
- [c305]Christoph Rensing, Stephan Tittel, Ralf Steinmetz: Location-Based Services for Technology Enhanced Learning and Teaching. Software Service and Application Engineering 2012: 165-179
- [c304]Renato Domínguez García, Sebastian Schmidt, Christoph Rensing, Ralf Steinmetz: Automatic Taxonomy Extraction in Different Languages Using Wikipedia and Minimal Language-Specific Information. CICLing (1) 2012: 42-53
- [c303]Ulrich Lampe, André Miede, Nils Richerzhagen, Dieter Schuller, Ralf Steinmetz: The Virtual Margin of Error - On the Limits of Virtual Machines in Scientific Research. CLOSER 2012: 64-69
- [c302]Viktor Wendel, Michael Gutjahr, Stefan Göbel, Ralf Steinmetz: Designing Collaborative Multiplayer Serious Games for Collaborative Learning - Escape from Wilson Island - A Multiplayer 3D Serious Game for Collaborative Learning in Teams. CSEDU (2) 2012: 199-210
- [c301]Florian Mehm, Johannes Konert, Stefan Göbel, Ralf Steinmetz: An Authoring Tool for Adaptive Digital Educational Games. EC-TEL 2012: 236-249
- [c300]Viktor Wendel, Stefan Göbel, Ralf Steinmetz: Game Mastering in Collaborative Multiplayer Serious Games. Edutainment 2012: 23-34
- [c299]Johannes Konert, Stefan Göbel, Ralf Steinmetz: Towards a Social Game Interaction Taxonomy - A Social Gaming Approach towards Peer Knowledge Sharing and Participation in Serious Games. Edutainment 2012: 99-110
- [c298]Florian Mehm, Stefan Göbel, Ralf Steinmetz: Authoring of Serious Adventure Games in StoryTec. Edutainment 2012: 144-154
- [c297]Christian Reuter, Viktor Wendel, Stefan Göbel, Ralf Steinmetz: Towards Puzzle Templates for Multiplayer Adventures. Edutainment 2012: 161-163
- [c296]Olga Wenge, Melanie Siebenhaar, Ulrich Lampe, Dieter Schuller, Ralf Steinmetz: Much Ado about Security Appeal: Cloud Provider Collaborations and Their Risks. ESOCC 2012: 80-90
- [c295]Stefan Schulte, Ulrich Lampe, Matthias Klusch, Ralf Steinmetz: COV4SWS.KOM: Information Quality-Aware Matchmaking for Semantic Services. ESWC 2012: 499-513
- [c294]Ulrich Lampe, Melanie Siebenhaar, Ronny Hans, Dieter Schuller, Ralf Steinmetz: Let the Clouds Compute: Cost-Efficient Workload Distribution in Infrastructure Clouds. GECON 2012: 91-101
- [c293]Kristina Richter, Regina Bruder, Johannes Konert, Stefan Göbel, Ralf Steinmetz: Supervising Knowledge Sharing in the Classroom: Supporting Teachers' Individual Diagnosis and Instruction in a Peer Education Scenario. ICALT 2012: 503-505
- [c292]Florian Mehm, Christian Reuter, Stefan Göbel, Ralf Steinmetz: Future Trends in Game Authoring Tools. ICEC 2012: 536-541
- [c291]Dieter Schuller, Ulrich Lampe, Julian Eckert, Ralf Steinmetz, Stefan Schulte: Cost-Driven Optimization of Complex Service-Based Workflows for Stochastic QoS Parameters. ICWS 2012: 66-73
- [c290]Thomas Rodenhausen, Mojisola Anjorin, Renato Domínguez García, Christoph Rensing, Ralf Steinmetz: Ranking resources in folksonomies by exploiting semantic information. I-KNOW 2012: 11
- [c289]Andreas Reinhardt, Daniel Seither, André König, Ralf Steinmetz, Matthias Hollick: Protecting IEEE 802.11s wireless mesh networks against insider attacks. LCN 2012: 224-227
- [c288]Sebastian Zöller, Andreas Reinhardt, Ralf Steinmetz: Distributed data filtering in logistics wireless sensor networks based on transmission relevance. LCN 2012: 256-259
- [c287]Diego Costantini, Mathieu Munch, Alessandro Leonardi, Valter Rocha, Parag S. Mogre, Ralf Steinmetz: Role-based urban post-disaster mobility model for search and rescue operations. LCN Workshops 2012: 900-907
- [c286]Andreas Reinhardt, Dominic Burkhardt, Manzil Zaheer, Ralf Steinmetz: Electric appliance classification based on distributed high resolution current sensing. LCN Workshops 2012: 999-1005
- [c285]Ralf Steinmetz, Stefan Göbel: Challenges in Serious Gaming as Emerging Multimedia Technology for Education, Training, Sports and Health - (Extended Abstract). MMM 2012: 3
- [c284]Apostolos Papageorgiou, Ulrich Lampe, Dieter Schuller, Ralf Steinmetz, Apostolos Bamis: Invoking Web Services Based on Energy Consumption Models. IEEE MS 2012: 40-47
- [c283]Julius Rückert, Osama Abboud, Thomas Zinner, Ralf Steinmetz, David Hausheer: Quality Adaptation in P2P Video Streaming Based on Objective QoE Metrics. Networking (2) 2012: 1-14
- [c282]Christian Gross, Dominik Stingl, Björn Richerzhagen, Andreas Hemel, Ralf Steinmetz, David Hausheer: Geodemlia: A robust peer-to-peer overlay supporting location-based search. P2P 2012: 25-36
- [c281]Christian Gottron, André König, Ralf Steinmetz: A cluster-based locality-aware mobile peer-to-peer architecture. PerCom Workshops 2012: 643-648
- [c280]Dominik Stingl, Christian Gross, Karsten Saller, Sebastian Kaune, Ralf Steinmetz: Benchmarking decentralized monitoring mechanisms in peer-to-peer systems. ICPE 2012: 193-204
- [c279]Andreas Reinhardt, Olivia Morar, Silvia Santini, Sebastian Zöller, Ralf Steinmetz: CBFR: Bloom filter routing with gradual forgetting for tree-structured wireless sensor networks with mobile nodes. WOWMOM 2012: 1-9
- 2011
- [j74]Osama Abboud, Konstantin Pussep, Aleksandra Kovacevic, Katharina Mohr, Sebastian Kaune, Ralf Steinmetz: Enabling resilient P2P video streaming: survey and analysis. Multimedia Syst. 17(3): 177-197 (2011)
- [j73]Ralf Steinmetz, André König: Simulations, models, and testbeds: A mutual catalysis. Perform. Eval. 68(9): 750-767 (2011)
- [j72]Nicolas Liebau, Andreas U. Mauthe, Ralf Steinmetz: Building a Distributed Trust Anchor in P2P Systems - Creating Trustworthy System Signatures without a Trusted Third Party. Praxis der Informationsverarbeitung und Kommunikation 34(2): 92-96 (2011)
- [j71]Andreas Reinhardt, Johannes Schmitt, Ralf Steinmetz, Philipp Walter, Simon Schwantzer: PROWIT - Kontext-sensitive Telekommunikation im Geschäftseinsatz. Praxis der Informationsverarbeitung und Kommunikation 34(3): 156-157 (2011)
- [j70]André König, Ralf Steinmetz: Identifikation von Migrationsprozessen virtueller Maschinen. Praxis der Informationsverarbeitung und Kommunikation 34(4): 185-189 (2011)
- [j69]Marek Meyer, Christoph Rensing, Ralf Steinmetz: Multigranularity reuse of learning resources. TOMCCAP 7(1): 1 (2011)
- [j68]
- [j67]Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Experiences in Using Patterns to Support Process Experts in Process Description and Wizard Creation. Transactions on Pattern Languages of Programming 2: 34-61 (2011)
- [j66]Parag S. Mogre, Nico d'Heureuse, Matthias Hollick, Ralf Steinmetz: CORE: centrally optimized routing extensions for efficient bandwidth management and network coding in the IEEE 802.16 MeSH mode. Wireless Communications and Mobile Computing 11(3): 338-356 (2011)
- [j65]Parag S. Mogre, Kalman Graffi, Matthias Hollick, Ralf Steinmetz: A security framework for wireless mesh networks. Wireless Communications and Mobile Computing 11(3): 371-391 (2011)
- [c278]Viktor Wendel, Stefan Göbel, Ralf Steinmetz: Seamless Learning in Serious Games - How to Improve Seamless Learning-content Integration in Serious Games. CSEDU (1) 2011: 219-224
- [c277]Tobias Ackermann, André Miede, Peter Buxmann, Ralf Steinmetz: Taxonomy of technological IT outsourcing risks: support for risk identification and quantification. ECIS 2011
- [c276]Doreen Böhnstedt, Lasse Lehmann, Christoph Rensing, Ralf Steinmetz: Automatic Identification of Tag Types in a Resource-Based Learning Scenario. EC-TEL 2011: 57-70
- [c275]Sebastian Schmidt, Philipp Scholl, Christoph Rensing, Ralf Steinmetz: Cross-Lingual Recommendations in a Resource-Based Learning Scenario. EC-TEL 2011: 356-369
- [c274]Melanie Siebenhaar, The An Binh Nguyen, Ulrich Lampe, Dieter Schuller, Ralf Steinmetz: Concurrent Negotiations in Cloud-Based Systems. GECON 2011: 17-31
- [c273]Apostolos Papageorgiou, Marius Schatke, Stefan Schulte, Ralf Steinmetz: Enhancing the Caching of Web Service Responses on Wireless Clients. ICWS 2011: 9-16
- [c272]Dominik Stingl, Christian Gross, Julius Rückert, Leonhard Nobach, Aleksandra Kovacevic, Ralf Steinmetz: PeerfactSim.KOM: A simulation framework for Peer-to-Peer systems. HPCS 2011: 577-584
- [c271]Renato Domínguez García, Christoph Rensing, Ralf Steinmetz: Automatic acquisition of taxonomies in different languages from multiple Wikipedia versions. I-KNOW 2011: 35
- [c270]Johannes Konert, Kristina Richter, Stefan Göbel, Ralf Steinmetz, Regina Bruder: Supporting peer learning with ad-hoc communities. ITiCSE 2011: 393
- [c269]Nicolas Liebau, Andreas Mauthe, Vasilios Darlagiannis, Ralf Steinmetz: Does Proactive Secret Sharing Perform in Peer-to-Peer Systems?. KiVS 2011: 239-244
- [c268]Sebastian Zöller, Andreas Reinhardt, Stefan Schulte, Ralf Steinmetz: Scoresheet-based event relevance determination for energy efficiency in wireless sensor networks. LCN 2011: 207-210
- [c267]Andreas Reinhardt, Dominic Burkhardt, Parag S. Mogre, Manzil Zaheer, Ralf Steinmetz: SmartMeter.KOM: A low-cost wireless sensor for distributed power metering. LCN 2011: 1032-1039
- [c266]Christian Gottron, André König, Ralf Steinmetz: A Cross-Layer Approach towards Robustness of Mobile Peer-to-Peer Networks. MASS 2011: 703-708
- [c265]Florian Mehm, Sandro Hardy, Stefan Göbel, Ralf Steinmetz: Collaborative authoring of serious games for health. ACM Multimedia 2011: 807-808
- [c264]Osama Abboud, Thomas Zinner, Konstantin Pussep, Sabah Al-Sabea, Ralf Steinmetz: On the impact of quality adaptation in SVC-based P2P video-on-demand systems. MMSys 2011: 223-232
- [c263]Osama Abboud, Konstantin Pussep, Dominik Stingl, Ralf Steinmetz: Media-aware networking for SVC-based P2P streaming. NOSSDAV 2011: 15-20
- [c262]Christian Gross, Max Lehn, Christoph Münker, Alejandro P. Buchmann, Ralf Steinmetz: Towards a comparative performance evaluation of overlays for Networked Virtual Environments. Peer-to-Peer Computing 2011: 34-43
- [c261]Apostolos Papageorgiou, André Miede, Dieter Schuller, Stefan Schulte, Ralf Steinmetz: Always Best Served: On the behaviour of QoS- and QoE-based algorithms for Web service adaptation. PerCom Workshops 2011: 76-81
- [c260]Andreas Reinhardt, Parag S. Mogre, Ralf Steinmetz: Lightweight remote procedure calls for wireless sensor and actuator networks. PerCom Workshops 2011: 172-177
- [c259]Patrick Mukherjee, Karsten Saller, Aleksandra Kovacevic, Kalman Graffi, Andy Schürr, Ralf Steinmetz: Traceability Link Evolution with Version Control. Software Engineering (Workshops) 2011: 151-161
- [c258]Mojisola Anjorin, Christoph Rensing, Ralf Steinmetz: Towards Ranking in Folksonomies for Personalized Recommender Systems in E-Learning. SPIM 2011: 22-25
- [c257]Melanie Siebenhaar, Ulrich Lampe, Tim Lehrig, Sebastian Zöller, Stefan Schulte, Ralf Steinmetz: Complex Service Provisioning in Collaborative Cloud Markets. ServiceWave 2011: 88-99
- [c256]Ulrich Lampe, Thorsten Mayer, Johannes Hiemer, Dieter Schuller, Ralf Steinmetz: Enabling cost-efficient Software Service Distribution in infrastructure clouds at run time. SOCA 2011: 1-8
- [c255]André Miede, Gökhan Simsek, Stefan Schulte, Daniel F. Abawi, Julian Eckert, Ralf Steinmetz: Revealing Business Relationships - Eavesdropping Cross-organizational Collaboration in the Internet of Services. Wirtschaftsinformatik 2011: 7
- [e11]Changsheng Xu, Ralf Steinmetz, Abdulmotaleb El-Saddik, Chong-Wah Ngo, Xiao Wu (Eds.): ICIMCS 2011, The Third International Conference on Internet Multimedia Computing and Service, Chengdu, China, August 5-7, 2011. ACM International Conference Proceeding Series, ACM 2011, ISBN 978-1-4503-0918-9
- 2010
- [b5]Ralf Steinmetz, Klara Nahrstedt: Multimedia Applications. X.media.publishing, Springer 2010, ISBN 978-3-642-07410-3, pp. I-XV, 1-245
- [j64]Christian Gottron, André König, Ralf Steinmetz: A Survey on Security in Mobile Peer-to-Peer Architectures - Overlay-Based vs. Underlay-Based Approaches. Future Internet 2(4): 505-532 (2010)
- [j63]Michael Niemann, André Miede, Wolfgang Johannsen, Nicolas Repp, Ralf Steinmetz: Structuring SOA Governance. IJITBAG 1(1): 58-75 (2010)
- [j62]Farid Zaid, Parag S. Mogre, Andreas Reinhardt, Diego Costantini, Ralf Steinmetz: iVu.KOM: A Framework for Viewer-centric Mobile Location-based Services. Praxis der Informationsverarbeitung und Kommunikation 33(4): 284-290 (2010)
- [j61]Viktor Wendel, Maxim Babarinow, Tobias Hörl, Sergej Kolmogorov, Stefan Göbel, Ralf Steinmetz: Woodment: Web-Based Collaborative Multiplayer Serious Game. T. Edutainment 4: 68-78 (2010)
- [j60]Ralf Steinmetz: Obituary to our dear friend professor Dr. Nicolas D. Georganas, PhD. TOMCCAP 6(4): 23 (2010)
- [c254]André Miede, Nedislav Nedyalkov, Christian Gottron, André König, Nicolas Repp, Ralf Steinmetz: A Generic Metamodel for IT Security. ARES 2010: 430-437
- [c253]Aneta Kabzeva, Michael Niemann, Paul Mueller, Ralf Steinmetz: Applying TOGAF to Define and Govern a Service-oriented Architecture in a Large-scale Research Project. AMCIS 2010: 356
- [c252]Max Lehn, Tonio Triebel, Christian Gross, Dominik Stingl, Karsten Saller, Wolfgang Effelsberg, Alexandra Kovacevic, Ralf Steinmetz: Designing Benchmarks for P2P Systems. From Active Data Management to Event-Based Systems and More 2010: 209-229
- [c251]Michael Niemann, Melanie Siebenhaar, Julian Eckert, Ralf Steinmetz: Process Model Analysis Using Related Cluster Pairs. Business Process Management Workshops 2010: 547-558
- [c250]Andreas Reinhardt, Johannes Schmitt, Farid Zaid, Parag S. Mogre, Matthias Kropff, Ralf Steinmetz: Towards Seamless Binding of Context-aware Services to Ubiquitous Information Sources. CISIS 2010: 69-74
- [c249]Konstantin Pussep, Sebastian Kaune, Osama Abboud, Christian Huff, Ralf Steinmetz: On energy-awareness for peer-assisted streaming with set-top boxes. CNSM 2010: 166-173
- [c248]Christoph Rensing, Stephan Tittel, Ralf Steinmetz: Durchgängige Integration einer Creative Commons Lizenzverwaltung in die Open Learning Content Authoring & Management Plattform docendo. DeLFI 2010: 169-180
- [c247]Ulrich Lampe, Stefan Schulte, Melanie Siebenhaar, Dieter Schuller, Ralf Steinmetz: Adaptive matchmaking for RESTful services based on hRESTS and MicroWSMO. WEWST 2010: 10-17
- [c246]André Miede, Ulrich Lampe, Dieter Schuller, Julian Eckert, Ralf Steinmetz: Evaluating the QoS Impact of Web Service Anonymity. ECOWS 2010: 75-82
- [c245]Arno Mittelbach, Lasse Lehmann, Christoph Rensing, Ralf Steinmetz: Automatic Detection of Local Reuse. EC-TEL 2010: 229-244
- [c244]Philipp Scholl, Doreen Böhnstedt, Renato Domínguez García, Christoph Rensing, Ralf Steinmetz: Extended Explicit Semantic Analysis for Calculating Semantic Relatedness of Web Resources. EC-TEL 2010: 324-339
- [c243]Stefan Göbel, Viktor Wendel, Christopher Ritter, Ralf Steinmetz: Personalized, Adaptive Digital Educational Games Using Narrative Game-Based Learning Objects. Edutainment 2010: 438-445
- [c242]Andreas Reinhardt, Delphine Christin, Matthias Hollick, Johannes Schmitt, Parag S. Mogre, Ralf Steinmetz: Trimming the Tree: Tailoring Adaptive Huffman Coding to Wireless Sensor Networks. EWSN 2010: 33-48
- [c241]Stefan Schulte, Melanie Siebenhaar, Julian Eckert, Ralf Steinmetz: Query Languages for Semantic Web Services. GI Jahrestagung (2) 2010: 109-114
- [c240]Michael Niemann, Julian Eckert, Ralf Steinmetz: Semantische Analyse zur Unterstützung von SOA-Governance. GI Jahrestagung (2) 2010: 299-304
- [c239]Sebastian Kaune, Gareth Tyson, Konstantin Pussep, Andreas U. Mauthe, Ralf Steinmetz: The Seeder Promotion Problem: Measurements, Analysis and Solution Space. ICCCN 2010: 1-8
- [c238]Christoph Rensing, Philipp Scholl, Doreen Böhnstedt, Ralf Steinmetz: Recommending and Finding Multimedia Resources in Knowledge Acquisition Based on Web Resources. ICCCN 2010: 1-6
- [c237]Kalman Graffi, Dominik Stingl, Christian Gross, Hoang Nguyen, Aleksandra Kovacevic, Ralf Steinmetz: Towards a P2P Cloud: Reliable Resource Reservations in Unreliable P2P Systems. ICPADS 2010: 27-34
- [c236]Christian Gross, Max Lehn, Dominik Stingl, Aleksandra Kovacevic, Alejandro P. Buchmann, Ralf Steinmetz: Towards a Common Interface for Overlay Network Simulators. ICPADS 2010: 59-66
- [c235]Dieter Schuller, André Miede, Julian Eckert, Ulrich Lampe, Apostolos Papageorgiou, Ralf Steinmetz: QoS-Based Optimization of Service Compositions for Complex Workflows. ICSOC 2010: 641-648
- [c234]Ulrich Lampe, Dieter Schuller, Julian Eckert, Ralf Steinmetz: Optimizing Service Selection for Probabilistic QoS Attributes. ACT4SOC 2010: 42-51
- [c233]Viktor Wendel, Felix Hertin, Stefan Göbel, Ralf Steinmetz: Collaborative Learning by Means of Multiplayer Serious Games. ICWL 2010: 289-298
- [c232]Konstantin Pussep, Osama Abboud, Florian Gerlach, Ralf Steinmetz, Thorsten Strufe: Adaptive server allocation for peer-assisted Video-on-Demand. IPDPS Workshops 2010: 1-8
- [c231]Christian Gottron, Pedro Larbig, André König, Matthias Hollick, Ralf Steinmetz: The rise and fall of the AODV protocol: A testbed study on practical routing attacks. LCN 2010: 316-319
- [c230]Andreas Reinhardt, Parag S. Mogre, Tobias Koenig, Ralf Steinmetz: SFHC.KOM: Stateful header compression for wireless sensor networks. LCN 2010: 598-605
- [c229]Farid Zaid, Diego Costantini, Parag S. Mogre, Andreas Reinhardt, Johannes Schmitt, Ralf Steinmetz: WBroximity: Mobile participatory sensing for WLAN- and Bluetooth-based positioning. LCN 2010: 890-896
- [c228]Sebastian Zöller, Andreas Reinhardt, Marek Meyer, Ralf Steinmetz: A concept for cross-layer optimization of wireless sensor networks in the logistics domain by exploiting business knowledge. LCN 2010: 935-937
- [c227]Viktor Wendel, Stefan Göbel, Ralf Steinmetz: Game Design und Game Development in einer Serious Games Vorlesung. Mensch & Computer Workshopband 2010: 282-288
- [c226]André Miede, Tobias Ackermann, Nicolas Repp, Daniel F. Abawi, Ralf Steinmetz, Peter Buxmann: Attacks on the Internet of Services. MKWI 2010: 2151-2162
- [c225]Stefan Göbel, Sandro Hardy, Viktor Wendel, Florian Mehm, Ralf Steinmetz: Serious games for health: personalized exergames. ACM Multimedia 2010: 1663-1666
- [c224]Maxim Graubner, Parag S. Mogre, Ralf Steinmetz, Thorsten Lorenzen: A new QoE model and evaluation method for broadcast audio contribution over IP. NOSSDAV 2010: 57-62
- [c223]Osama Abboud, Thomas Zinner, Konstantin Pussep, Simon Oechsner, Ralf Steinmetz, Phuoc Tran-Gia: A QoE-Aware P2P Streaming System Using Scalable Video Coding. Peer-to-Peer Computing 2010: 1-2
- [c222]Kalman Graffi, Christian Gross, Patrick Mukherjee, Aleksandra Kovacevic, Ralf Steinmetz: LifeSocial.KOM: A P2P-Based Platform for Secure Online Social Networks. Peer-to-Peer Computing 2010: 1-2
- [c221]Sebastian Kaune, Rubén Cuevas Rumín, Gareth Tyson, Andreas Mauthe, Carmen Guerrero, Ralf Steinmetz: Unraveling BitTorrent's File Unavailability: Measurements and Analysis. Peer-to-Peer Computing 2010: 1-9
- [c220]Farid Zaid, Johannes Schmitt, Parag S. Mogre, Andreas Reinhardt, Matthias Kropff, Ralf Steinmetz: Sorting the wheat from the chaff: Adaptive sensor selection for context-aware applications. PerCom Workshops 2010: 87-92
- [c219]Ulrich Lampe, Melanie Siebenhaar, Stefan Schulte, Ralf Steinmetz: A Graphical Evaluation Tool for Semantic Web Service Matchmaking. ISWC Posters&Demos 2010
- [c218]Stefan Schulte, Ulrich Lampe, Julian Eckert, Ralf Steinmetz: LOG4SWS.KOM: Self-Adapting Semantic Web Service Discovery for SAWSDL. SERVICES 2010: 511-518
- [c217]Apostolos Papageorgiou, Jeremias Blendin, André Miede, Julian Eckert, Ralf Steinmetz: Study and Comparison of Adaptation Mechanisms for Performance Enhancements of Mobile Web Service Consumption. SERVICES 2010: 667-670
- [c216]Osama Abboud, Thomas Zinner, Eduardo Lidanski, Konstantin Pussep, Ralf Steinmetz: StreamSocial: A P2P streaming system with social incentives. WOWMOM 2010: 1-2
2000 – 2009
- 2009
- [j59]Sonja Bergsträsser, Tomas Hildebrandt, Christoph Rensing, Ralf Steinmetz: Virtual context based services for multiplayer online games to facilitate community participation. Multimedia Tools Appl. 45(1-3): 347-367 (2009)
- [j58]André König, Matthias Hollick, Tronje Krop, Ralf Steinmetz: GeoSec: quarantine zones for mobile ad hoc networks. Security and Communication Networks 2(3): 271-288 (2009)
- [c215]Michael Niemann, Michael Appel, Nicolas Repp, Ralf Steinmetz: Towards a Consistent Service Lifecycle Model in Service Governance. AMCIS 2009: 109
- [c214]André Miede, Steffen Braun, Julian Eckert, Dieter Schuller, Nicolas Repp, Ralf Steinmetz: A Comparison of Self-Organization Mechanisms in Nature and Information Technology. AMCIS 2009: 185
- [c213]Stefan Schulte, Kay Kadner, Nicolas Repp, Ralf Steinmetz: Applied Service Engineering for Single Services and Corresponding Service Landscapes. AMCIS 2009: 472
- [c212]Julian Eckert, Marc Bachhuber, Nicolas Repp, Ralf Steinmetz: The Implementation of Service-Oriented Architectures in the German Banking Industry - A Case Study. AMCIS 2009: 473
- [c211]Konstantin Pussep, Sebastian Kaune, Jonas Flick, Ralf Steinmetz: A Peer-to-Peer Recommender System with Privacy Constraints. CISIS 2009: 409-414
- [c210]Aleksandra Kovacevic, Aleksandar Todorov, Nicolas Liebau, Dirk Bradler, Ralf Steinmetz: Demonstration of a Peer-to-Peer Approach for Spatial Queries. DASFAA 2009: 776-779
- [c209]Renato Domínguez García, Doreen Böhnstedt, Philipp Scholl, Christoph Rensing, Ralf Steinmetz: Von Tags zu semantischen Netzen - Einsatz im Ressourcen-basierten Lernen. DeLFI Workshops 2009: 29-36
- [c208]Philipp Scholl, Doreen Böhnstedt, Renato Domínguez García, Christoph Rensing, Ralf Steinmetz: Anwendungen und Nutzen der automatischen Erkennung von Web-Genres in persönlichen und Community-Wissensnetzen. DeLFI Workshops 2009: 37-44
- [c207]Philipp Scholl, Bastian Benz, Doreen Böhnstedt, Christoph Rensing, Bernhard Schmitz, Ralf Steinmetz: Implementation and Evaluation of a Tool for Setting Goals in Self-regulated Learning with Web Resources. EC-TEL 2009: 521-534
- [c206]André König, Daniel Seither, Ralf Steinmetz, Matthias Hollick: An Analytical Model of Routing, Misbehavior, and Countermeasures in Mobile Ad Hoc Networks. GLOBECOM 2009: 1-6
- [c205]André König, Matthias Hollick, Ralf Steinmetz: A Stochastic Analysis of Secure Joint Decision Processes in Peer-to-Peer Systems. ICC 2009: 1-5
- [c204]André König, Matthias Hollick, Ralf Steinmetz: On the Implications of Adaptive Transmission Power for Assisting MANET Security. ICDCS Workshops 2009: 537-544
- [c203]Julian Eckert, Deniz Ertogrul, Apostolos Papageorgiou, Nicolas Repp, Ralf Steinmetz: The Impact of Service Pricing Models on Service Selection. ICIW 2009: 316-321
- [c202]André Miede, Nedislav Nedyalkov, Dieter Schuller, Nicolas Repp, Ralf Steinmetz: Cross-Organizational Security - The Service-Oriented Difference. ICSOC/ServiceWave Workshops 2009: 72-81
- [c201]Julian Eckert, Tim Lehrig, Apostolos Papageorgiou, Nicolas Repp, Ralf Steinmetz: Solving resource planning problems: a heuristical solution. iiWAS 2009: 350-355
- [c200]Osama Abboud, Aleksandra Kovacevic, Kalman Graffi, Konstantin Pussep, Ralf Steinmetz: Underlay awareness in P2P systems: Techniques and challenges. IPDPS 2009: 1-8
- [c199]Apostolos Papageorgiou, Stefan Schulte, Dieter Schuller, Michael Niemann, Nicolas Repp, Ralf Steinmetz: Governance of a service-oriented architecture for environmental and public security. ITEE 2009: 39-52
- [c198]Farid Zaid, Rainer Berbner, Ralf Steinmetz: Leveraging the BPEL Event Model to Support QoS-aware Process Execution. KiVS 2009: 93-104
- [c197]Sonja Bergsträsser, Tomas Hildebrandt, Christoph Rensing, Ralf Steinmetz: A Middleware for the Controlled Information Exchange Between Online Games and Internet Applications. KiVS 2009: 297-302
- [c196]Kalman Graffi, Patrick Mukherjee, Burkhard Menges, Daniel Hartung, Aleksandra Kovacevic, Ralf Steinmetz: Practical security in p2p-based social networks. LCN 2009: 269-272
- [c195]Parag S. Mogre, Matthias Hollick, Ralf Steinmetz, V. Dadia, S. Sengupta: Distributed bandwidth reservation strategies to support efficient bandwidth utilization and QoS on a per-link basis in IEEE 802.16 Mesh Networks. LCN 2009: 301-304
- [c194]Parag S. Mogre, Matthias Hollick, Stefan Dimitrov, Ralf Steinmetz: Incorporating spatial reuse into algorithms for bandwidth management and scheduling in IEEE 802.16j relay networks. LCN 2009: 384-391
- [c193]Andreas Reinhardt, Delphine Christin, Matthias Hollick, Ralf Steinmetz: On the energy efficiency of lossless data compression in wireless sensor networks. LCN 2009: 873-880
- [c192]Osama Abboud, Konstantin Pussep, Aleksandra Kovacevic, Ralf Steinmetz: Quality Adaptive Peer-to-Peer Streaming Using Scalable Video Coding. MMNS 2009: 41-54
- [c191]Apostolos Papageorgiou, Bastian Leferink, Julian Eckert, Nicolas Repp, Ralf Steinmetz: Bridging the gaps towards structured mobile SOA. MoMM 2009: 288-294
- [c190]Ralf Steinmetz: Combining simulations, models and testbeds: possibilities and pitfalls. MSWiM 2009: 1
- [c189]Tomas Hildebrandt, Sonja Bergsträsser, Christoph Rensing, Ralf Steinmetz: Capturing and storing profile information for gamers playing multiplayer online games. NETGAMES 2009: 1-2
- [c188]Kalman Graffi, Dominik Stingl, Julius Rueckert, Aleksandra Kovacevic, Ralf Steinmetz: Monitoring and Management of Structured Peer-to-Peer Systems. Peer-to-Peer Computing 2009: 311-320
- [c187]Sebastian Kaune, Konstantin Pussep, Christof Leng, Aleksandra Kovacevic, Gareth Tyson, Ralf Steinmetz: Modelling the Internet Delay Space Based on Geographical Locations. PDP 2009: 301-310
- [c186]Parag S. Mogre, Matthias Hollick, Jesús Díaz Gandía, Ralf Steinmetz: A Proportionally Fair Centralized Scheduler Supporting Spatial Minislot Reuse for IEEE 802.16 Mesh Networks. QSHINE 2009: 556-566
- [c185]Andreas Reinhardt, Matthias Hollick, Ralf Steinmetz: Stream-oriented Lossless Packet Compression in Wireless Sensor Networks. SECON 2009: 1-9
- [c184]Stefan Schulte, Nicolas Repp, Dieter Schuller, Ralf Steinmetz: From Web Service Policies to Automatic Deviation Handling: Supporting Semantic Description of Reactions to Policy Violations. ICSC 2009: 312-317
- [c183]Doreen Böhnstedt, Philipp Scholl, Christoph Rensing, Ralf Steinmetz: Collaborative Semantic Tagging of Web Resources on the Basis of Individual Knowledge Networks. UMAP 2009: 379-384
- [c182]André Miede, Jean-Baptiste Beiniet, Nicolas Repp, Julian Eckert, Ralf Steinmetz: Cooperation Mechanisms for Monitoring Agents in Service-oriented Architectures. Wirtschaftsinformatik (1) 2009: 749-758
- [c181]Philipp Scholl, Renato Domínguez García, Doreen Böhnstedt, Christoph Rensing, Ralf Steinmetz: Towards language-independent web genre detection. WWW 2009: 1157-1158
- [i1]Sebastian Kaune, Rubén Cuevas Rumín, Gareth Tyson, Andreas Mauthe, Carmen Guerrero, Ralf Steinmetz: Unraveling BitTorrent's File Unavailability: Measurements, Analysis and Solution Exploration. CoRR abs/0912.0625 (2009)
- 2008
- [j57]Stefan Schulte, Nicolas Repp, Julian Eckert, Ralf Steinmetz, Ralf Schaarschmidt, Korbinian von Blanckenburg: Service-oriented Architectures Status Quo and Prospects for the German Banking Industry. IBIS 7: 9-36 (2008)
- [j56]Abdelhak Aqqal, Christoph Rensing, Ralf Steinmetz, Najib Elkamoun, Abdelghafour Berraissoul: Using Taxonomies to Support the Macro Design Process for the Production of Web Based Trainings. J. UCS 14(10): 1763-1774 (2008)
- [j55]Johannes Schmitt, Matthias Hollick, Christoph Roos, Ralf Steinmetz: Adapting the User Context in Realtime: Tailoring Online Machine Learning Algorithms to Ambient Computing. MONET 13(6): 583-598 (2008)
- [j54]Lasse Lehmann, Tomas Hildebrandt, Christoph Rensing, Ralf Steinmetz: Capture, Management, and Utilization of Lifecycle Information for Learning Resources. TLT 1(1): 75-87 (2008)
- [c180]André Miede, Nicolas Repp, Julian Eckert, Ralf Steinmetz: Self-Organization Mechanisms for Information Systems - A Survey. AMCIS 2008: 60
- [c179]Lars Arne Turczyk, Christian Frei, Martin Behrens, Nicolas Liebau, Ralf Steinmetz: Simulation of Automated File Migratoon in Information Lifecycle Management. AMCIS 2008: 351
- [c178]Michael Niemann, Julian Eckert, Nicolas Repp, Ralf Steinmetz: Towards a Generic Governance Model for Service Oriented Architectures. AMCIS 2008: 361
- [c177]Doreen Böhnstedt, Philipp Scholl, Bastian Benz, Christoph Rensing, Ralf Steinmetz, Bernhard Schmitz: Einsatz persönlicher Wissensnetze im Ressourcen-basierten Lernen. DeLFI 2008: 113-124
- [c176]Philipp Scholl, Bastian Benz, Doreen Böhnstedt, Christoph Rensing, Ralf Steinmetz, Bernhard Schmitz: Einsatz und Evaluation eines Zielmanagement-Werkzeugs bei der selbstregulierten Internet-Recherche. DeLFI 2008: 125-136
- [c175]Lasse Lehmann, Christoph Rensing, Ralf Steinmetz: Capture of Lifecycle Information to Support Personal Information Management. EC-TEL 2008: 216-221
- [c174]Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Experiences in Using Patterns to Support Process Experts in Wizard Creation. EuroPLoP 2008
- [c173]Julian Eckert, Stefan Schulte, Michael Niemann, Nicolas Repp, Ralf Steinmetz: Worst-Case Workflow Performance Optimization. ICIW 2008: 632-637
- [c172]Kalman Graffi, Aleksandra Kovacevic, Song Xiao, Ralf Steinmetz: SkyEye.KOM: An Information Management Over-Overlay for Getting the Oracle View on Structured P2P Systems. ICPADS 2008: 279-286
- [c171]Aleksandra Kovacevic, Kalman Graffi, Sebastian Kaune, Christof Leng, Ralf Steinmetz: Towards Benchmarking of Structured Peer-to-Peer Overlays for Network Virtual Environments. ICPADS 2008: 799-804
- [c170]Kalman Graffi, Sergey Podrajanski, Patrick Mukherjee, Aleksandra Kovacevic, Ralf Steinmetz: A Distributed Platform for Multimedia Communities. ISM 2008: 208-213
- [c169]Sebastian Kaune, Konstantin Pussep, Gareth Tyson, Andreas Mauthe, Ralf Steinmetz: Cooperation in P2P Systems through Sociological Incentive Patterns. IWSOS 2008: 10-22
- [c168]Parag S. Mogre, Nico d'Heureuse, Matthias Hollick, Ralf Steinmetz: CORE: centrally optimized routing extensions for the IEEE 802.16 MeSH mode. LCN 2008: 58-65
- [c167]Andreas Reinhardt, Matthias Kropff, Matthias Hollick, Ralf Steinmetz: Designing a sensor network testbed for smart heterogeneous applications. LCN 2008: 715-722
- [c166]André König, Christian Gottron, Matthias Hollick, Ralf Steinmetz: Harnessing delay tolerance to increase delivery ratios in mobile ad hoc networks with misbehaving nodes. MASS 2008: 886-891
- [c165]Doreen Böhnstedt, Philipp Scholl, Christoph Rensing, Ralf Steinmetz: ELWMS.KOM - Typisiertes Tagging in persönlichen Wissensnetzen. Mensch & Computer Workshopband 2008: 330-331
- [c164]Lars Arne Turczyk, Christian Frei, Nicolas Liebau, Ralf Steinmetz: Eine Methode zur Wertzuweisung von Dateien in ILM. Multikonferenz Wirtschaftsinformatik 2008
- [c163]Tomas Hildebrandt, Sonja Bergsträsser, Christoph Rensing, Ralf Steinmetz: Dynamic voice communication support for multiplayer online games. NETGAMES 2008: 102-103
- [c162]Kalman Graffi, Sebastian Kaune, Konstantin Pussep, Aleksandra Kovacevic, Ralf Steinmetz: Load balancing for multimedia streaming in heterogeneous peer-to-peer systems. NOSSDAV 2008: 99-104
- [c161]Mathias Uslar, Sebastian Rohjans, Stefan Schulte, Ralf Steinmetz: Building the Semantic Utility with Standards and Semantic Web Services. OTM Workshops 2008: 1026-1035
- [c160]Julian Eckert, Deniz Ertogrul, André Miede, Nicolas Repp, Ralf Steinmetz: Resource Planning Heuristics for Service-Oriented Workflows. Web Intelligence 2008: 591-597
- [c159]Konstantin Pussep, M. Weinert, Aleksandra Kovacevic, Ralf Steinmetz: On NAT Traversal in Peer-to-Peer Applications. WETICE 2008: 139-140
- [e10]Klaus Wehrle, Wolfgang Kellerer, Sandeep K. Singhal, Ralf Steinmetz (Eds.): Proceedings P2P'08, Eighth International Conference on Peer-to-Peer Computing, 8-11 September 2008, Aachen, Germany. IEEE Computer Society 2008, ISBN 978-0-7695-3318-6
- 2007
- [j53]Rainer Berbner, Tobias Grollius, Nicolas Repp, Julian Eckert, Oliver Heckmann, Erich Ortner, Ralf Steinmetz: Management of Service-oriented Architecture (SoA)-based Application Systems. Enterprise Modelling and Information Systems Architectures 2(1): 14-25 (2007)
- [j52]Ralf Steinmetz, Nicolas Liebau, Klaus Wehrle: Peer-to-Peer Systems (Peer-to-Peer-Systeme). it - Information Technology 49(5): 269-271 (2007)
- [j51]Aleksandra Kovacevic, Sebastian Kaune, Nicolas Liebau, Ralf Steinmetz, Patrick Mukherjee: Benchmarking Platform for Peer-to-Peer Systems (Benchmarking Plattform für Peer-to-Peer Systeme). it - Information Technology 49(5): 312-319 (2007)
- [j50]Vasilios Darlagiannis, Andreas Mauthe, Ralf Steinmetz: Sampling cluster endurance for peer-to-peer based content distribution networks. Multimedia Syst. 13(1): 19-33 (2007)
- [j49]Johannes Schmitt, Matthias Hollick, Ralf Steinmetz: Der Assistent im Hintergrund: Adaptives Kommunikationsmanagement durch Lernen vom Nutzer. Praxis der Informationsverarbeitung und Kommunikation 30(2): 100-105 (2007)
- [j48]Georg Carle, Jürgen Quittek, Matthias Hollick, Ralf Steinmetz: Internet-Telefonie - Voice over IP. Praxis der Informationsverarbeitung und Kommunikation 30(4): 182-183 (2007)
- [j47]Johannes Schmitt, Thomas Hecker, Matthias Hollick, Ralf Steinmetz: Dynamische Authentifizierung für Provider-übergreifende VoIP-Kommunikation. Praxis der Informationsverarbeitung und Kommunikation 30(4): 191-198 (2007)
- [c158]Lars Arne Turczyk, Martin Behrens, Nicolas Liebau, Ralf Steinmetz: Cost Impacts on Information Lifecycle Management Design. AMCIS 2007: 36
- [c157]Lars Arne Turczyk, Marcel Groepl, Nicolas Liebau, Ralf Steinmetz: A Method for File Valuation in Information Lifecycle Management. AMCIS 2007: 38
- [c156]Julian Eckert, Nicolas Repp, Stefan Schulte, Rainer Berbner, Ralf Steinmetz: An Approach for Capacity Planning of Web Service Workflows. AMCIS 2007: 80
- [c155]Stefan Schulte, Nicolas Repp, Rainer Berbner, Ralf Steinmetz, Ralf Schaarschmidt: Service-Oriented Architecture Paradigm: Major Trend or Hype for the German Banking Industry? AMCIS 2007: 90
- [c154]Nicolas Liebau, Konstantin Pussep, Kalman Graffi, Sebastian Kaune, Andre Beyer, Eric Jahn, Ralf Steinmetz: The Impact of the P2P Paradigm on the New Media Industries. AMCIS 2007: 255
- [c153]Doreen Mann, Philipp Scholl, Christoph Rensing, Ralf Steinmetz: Interaktive, Community-unterstützte Wissensnetze für persönliches Wissensmanagement in Ressourcen-basierten Lernkontexten. DeLFI Workshops 2007: 35-42
- [c152]Philipp Scholl, Bastian Benz, Doreen Mann, Christoph Rensing, Ralf Steinmetz, Bernhard Schmitz: Scaffolding von selbstreguliertem Lernen in einer Rechercheumgebung für internetbasierte Ressourcen. DeLFI Workshops 2007: 43-50
- [c151]Lasse Lehmann, Helge Fredrich, Christoph Rensing, Volker Zimmermann, Ralf Steinmetz: Das Authoring Management System EXPLAIN zur ganzheitlichen Unterstützung des Erstellungsprozesses von Trainingsmedien und WBTs. DeLFI 2007: 139-150
- [c150]Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Ein Werkzeug zur Unterstützung der Anpassung existierender E-Learning-Materialien. DeLFI 2007: 293-294
- [c149]Anis Charfi, Rainer Berbner, Mira Mezini, Ralf Steinmetz: Management Requirements of Web Service Compositions. WEWST 2007
- [c148]Lasse Lehmann, Tomas Hildebrandt, Christoph Rensing, Ralf Steinmetz: Capturing, Management and Utilization of Lifecycle Information for Learning Resources. EC-TEL 2007: 187-201
- [c147]Abdelhak Aqqal, Christoph Rensing, Ralf Steinmetz: The Macro Design as an Own Task in WBT Production: Ideas, Concepts and a Tool. EC-TEL 2007: 420-425
- [c146]Marek Meyer, Christoph Rensing, Ralf Steinmetz: Improving Authoring-by-Aggregation and Using Aggregation Context for Query Expansion. EC-TEL 2007: 505-510
- [c145]Marek Meyer, Christoph Rensing, Ralf Steinmetz: Categorizing Learning Objects Based On Wikipedia as Substitute Corpus. LODE 2007
- [c144]Birgit Zimmermann, Marek Meyer, Christoph Rensing, Ralf Steinmetz: Improving Retrieval of Reusable Learning Resources by Estimating Adaptation Effort. LODE 2007
- [c143]Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Patterns towards Making Web Material Accessible. EuroPLoP 2007: 345-354
- [c142]Stefan Schulte, Nicolas Repp, Julian Eckert, Rainer Berbner, Korbinian von Blanckenburg, Ralf Schaarschmidt, Ralf Steinmetz: General Requirements of Banks on IT Architectures and the Service-Oriented Architecture Paradigm. FinanceCom 2007: 66-80
- [c141]Kalman Graffi, Parag S. Mogre, Matthias Hollick, Ralf Steinmetz: Detection of Colluding Misbehaving Nodes in Mobile Ad Hoc and Wireless Mesh Networks. GLOBECOM 2007: 5097-5101
- [c140]Kalman Graffi, Aleksandra Kovacevic, Kyra Wulffert, Ralf Steinmetz: ECHoP2P: Emergency call handling over peer-to-peer overlays. ICPADS 2007: 1-10
- [c139]Rainer Berbner, Michael Spahn, Nicolas Repp, Oliver Heckmann, Ralf Steinmetz: WSQoSX - A QoS Architecture for Web Service Workflows. ICSOC 2007: 623-624
- [c138]Nicolas Repp, Stefan Schulte, Julian Eckert, Rainer Berbner, Ralf Steinmetz: An Approach to the Analysis and Evaluation of an Enterprise Service Ecosystem. ACT4SOC 2007: 42-51
- [c137]Julian Eckert, Krishna Pandit, Nicolas Repp, Rainer Berbner, Ralf Steinmetz: Worst-Case Performance Analysis of Web Service Workflows. iiWAS 2007: 67-77
- [c136]Stefan Schulte, Rainer Berbner, Ralf Steinmetz, Mathias Uslar: Implementing and Evaluating the Common Information Model in a Relational and RDF-based Database. ITEE 2007: 109-118
- [c135]Matthias Hollick, Parag S. Mogre, Christian Schott, Ralf Steinmetz: Slow and Steady: Modelling and Performance Analysis of the Network Entry Process in IEEE 802.16. IWQoS 2007: 126-134
- [c134]Kalman Graffi, Konstantin Pussep, Sebastian Kaune, Aleksandra Kovacevic, Nicolas Liebau, Ralf Steinmetz: Overlay Bandwidth Management: Scheduling and Active Queue Management of Overlay Flows. LCN 2007: 334-342
- [c133]Parag S. Mogre, Kalman Graffi, Matthias Hollick, Ralf Steinmetz: AntSec, WatchAnt, and AntRep: Innovative Security Mechanisms for Wireless Mesh Networks. LCN 2007: 539-547
- [c132]Parag S. Mogre, Nico d'Heureuse, Matthias Hollick, Ralf Steinmetz: A Case for Joint Routing, Scheduling, and Network Coding in TDMA-based Wireless Mesh Networks: A Cross-layer Approach. MASS 2007: 1-3
- [c131]Marek Meyer, Alexander Hannappel, Christoph Rensing, Ralf Steinmetz: Automatic classification of didactic functions of e-learning resources. ACM Multimedia 2007: 513-516
- [c130]Marek Meyer, Sonja Bergsträsser, Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Modeling Modifications of Multimedia Learning Resources Using Ontology-Based Representations. MMM (1) 2007: 34-43
- [c129]Tronje Krop, Michael Bredel, Matthias Hollick, Ralf Steinmetz: JiST/MobNet: combined simulation, emulation, and real-world testbed for ad hoc networks. WINTECH 2007: 27-34
- [c128]Sonja Bergsträsser, Tomas Hildebrandt, Lasse Lehmann, Christoph Rensing, Ralf Steinmetz: Virtual context based services for support of interaction in virtual worlds. NETGAMES 2007: 111-116
- [c127]Aleksandra Kovacevic, Nicolas Liebau, Ralf Steinmetz: Globase.KOM - A P2P Overlay for Fully Retrievable Location-based Search. Peer-to-Peer Computing 2007: 87-96
- 2006
- [j46]Xavier Masip-Bruin, Marcelo Yannuzzi, Jordi Domingo-Pascual, Alexandre Fonte, Marília Curado, Edmundo Monteiro, Fernando A. Kuipers, Piet Van Mieghem, Stefano Avallone, Giorgio Ventre, Pedro A. Aranda-Gutiérrez, Matthias Hollick, Ralf Steinmetz, Luigi Iannone, Kavé Salamatian: Research challenges in QoS routing. Computer Communications 29(5): 563-581 (2006)
- [j45]Vasilios Darlagiannis, Oliver Heckmann, Ralf Steinmetz: Peer-to-Peer application beyond file sharing: overlay network requirements and solutions. Elektrotechnik und Informationstechnik 123(6): 242-250 (2006)
- [j44]Tronje Krop, Matthias Hollick, Frederik Krist, Parag S. Mogre, Ralf Steinmetz: Modeling static and dynamic behavior of routes in mobile ad hoc networks. Mobile Computing and Communications Review 10(4): 24-25 (2006)
- [j43]Peter Buxmann, Ralf Steinmetz: Interoperabilität und IT-Integration. Wirtschaftsinformatik 48(3): 153 (2006)
- [c126]Nicolas Liebau, Oliver Heckmann, Aleksandra Kovacevic, Omid Tafreschi, Markus Fidler, Andreas Mauthe, Ralf Steinmetz: A Secure Quorum Based Membership Mechanism for P2P Systems. AMCIS 2006: 124
- [c125]Oliver Heckmann, Marc Gómez, Aleksandra Kovacevic, Nicolas Liebau, Ralf Steinmetz: A Peer-to-Peer System for Location-based Services. AMCIS 2006: 125
- [c124]Rainer Berbner, Michael Spahn, Nicolas Repp, Oliver Heckmann, Ralf Steinmetz: An Approach for Replanning of Web Service Workflows. AMCIS 2006: 461
- [c123]Anthony D. Joseph, Ralf Steinmetz, Ion Stoica, Klaus Wehrle: 06131 Executive Summary -- Peer-to-Peer-Systems and -Applications. Peer-to-Peer-Systems and -Applications 2006
- [c122]Anthony D. Joseph, Ralf Steinmetz, Ion Stoica, Klaus Wehrle: 06131 Abstracts Collection -- Peer-to -Peer -Systems and -Applications. Peer-to-Peer-Systems and -Applications 2006
- [c121]Christoph Rensing, Ralf Steinmetz: Vorwort des Herausgebers und der Tagungsleitung. DeLFI Workshops 2006: 3
- [c120]Birgit Zimmermann, Christoph Rensing, Ralf Steinmetz: Format-übergreifende Anpassungen von elektronischen Lerninhalten. DeLFI 2006: 15-26
- [c119]Marek Meyer, Christoph Rensing, Ralf Steinmetz: Modellierung eines generischen Prozesses für die Modularisierung vorhandener Lernressourcen. DeLFI Workshops 2006: 19-26
- [c118]Christoph Rensing, Stephan Tittel, Lasse Lehmann, Ralf Steinmetz: Ein System zur Realisierung expliziten Lerner-Autor Feedbacks im E-Learning. DeLFI Workshops 2006: 27-34
- [c117]Andreas Faatz, Krishna Pandit, Ralf Steinmetz: Pattern-basierte Erstellung eines E-Learning Spiels am Beispiel Network Calculus. DeLFI 2006: 255-266
- [c116]Marek Meyer, Tomas Hildebrandt, Christoph Rensing, Ralf Steinmetz: Requirements and an Architecture for a Multimedia Content Re-purposing Framework. EC-TEL 2006: 500-505
- [c115]Ivan Martinovic, Christof Leng, Frank A. Zdarsky, Andreas Mauthe, Ralf Steinmetz, Jens B. Schmitt: Self-protection in P2P Networks: Choosing the Right Neighbourhood. IWSOS/EuroNGI 2006: 23-33
- [c114]Lasse Lehmann, Abdelhak Aqqal, Christoph Rensing, Pavlina Chikova, Katrina Leyking, Ralf Steinmetz: A Content Modeling Approach as Basis for the Support of the Overall Content Creation Process. ICALT 2006: 10-12
- [c113]Marek Meyer, Christoph Rensing, Ralf Steinmetz: Supporting Modularization and Aggregation of Learning Resources in a SCORM Compliance Mode. ICALT 2006: 933-935
- [c112]Nicolas Liebau, Oliver Heckmann, Aleksandra Kovacevic, Andreas Mauthe, Ralf Steinmetz: Charging in Peer-to-Peer Systems Based on a Token Accounting System. ICQT 2006: 49-60
- [c111]Rainer Berbner, Michael Spahn, Nicolas Repp, Oliver Heckmann, Ralf Steinmetz: Heuristics for QoS-aware Web Service Composition. ICWS 2006: 72-82
- [c110]Vasilios Darlagiannis, Andreas Mauthe, Oliver Heckmann, Nicolas Liebau, Ralf Steinmetz: On Routing in a Two-Tier Overlay Network based on de Bruijn Digraphs. NOMS 2006: 186-197
- [c109]Matthias Kropff, Tronje Krop, Matthias Hollick, Parag S. Mogre, Ralf Steinmetz: A survey on realworld and emulation testbeds for mobile ad hoc networks. TRIDENTCOM 2006
- [c108]Christian Schwingenschlögl, Volker Dastis, Parag S. Mogre, Matthias Hollick, Ralf Steinmetz: Performance Analysis of the Real-time Capabilities of Coordinated Centralized Scheduling in 802.16 Mesh Mode. VTC Spring 2006: 1241-1245
- [e9]Anthony D. Joseph, Ralf Steinmetz, Klaus Wehrle (Eds.): Peer-to-Peer-Systems and -Applications, 26.03. - 29.03.2006. Dagstuhl Seminar Proceedings 06131, Internationales Begegnungs- und Forschungszentrum fuer Informatik (IBFI), Schloss Dagstuhl, Germany 2006
- [e8]Max Mühlhäuser, Guido Rößling, Ralf Steinmetz (Eds.): DeLFI 2006, 4. e-Learning Fachtagung Informatik, 11.-14. September 2006, Darmstadt, Germany. LNI 87, GI 2006, ISBN 978-3-88579-181-2
- 2005
- [j42]Michael Zink, Jens Schmitt, Ralf Steinmetz: Layer-encoded video in scalable adaptive streaming. IEEE Transactions on Multimedia 7(1): 75-84 (2005)
- [j41]Ramesh Jain, Thomas Plagemann, Ralf Steinmetz: Guest editorial: the international ACM Multimedia conference 1993 - ten years after. TOMCCAP 1(1): 14-15 (2005)
- [j40]Rainer Berbner, Oliver Heckmann, Andreas Mauthe, Ralf Steinmetz: Eine Dienstgüte unterstützende Webservice-Architektur für flexible Geschäftsprozesse. Wirtschaftsinformatik 47(4): 268-277 (2005)
- [c107]Nicolas Liebau, Vasilios Darlagiannis, Oliver Heckmann, Ralf Steinmetz: Asymmetric Incentives in Peer-to-Peer Systems. AMCIS 2005: 131
- [c106]Vasilios Darlagiannis, Nicolas Liebau, Oliver Heckmann, Andreas Mauthe, Ralf Steinmetz: Caching Indices for Efficient Lookup in Structured Overlay Networks. AP2PC 2005: 81-93
- [c105]Oliver Heckmann, Nicolas Liebau, Vasilios Darlagiannis, Axel Bock, Andreas Mauthe, Ralf Steinmetz: A Peer-to-Peer Content Distribution Network. From Integrated Publication and Information Systems to Virtual Information and Knowledge Environments 2005: 69-78
- [c104]Stefan Hoermann, Christoph Rensing, Ralf Steinmetz: Wiederverwendung von Lernressourcen mittels Authoring by Aggregation im ResourceCenter. DeLFI 2005: 153-164
- [c103]Rainer Berbner, Tobias Grollius, Nicolas Repp, Oliver Heckmann, Erich Ortner, Ralf Steinmetz: An approach for the Management of Service-oriented Architecture (SoA) based Application Systems. EMISA 2005: 208-221
- [c102]Markus Fidler, Oliver Heckmann, Ralf Steinmetz: Preserving the Independence of Flows in General Topologies Using Turn-Prohibition. IWQoS 2005: 193-205
- [c101]Nicolas Liebau, Vasilios Darlagiannis, Andreas Mauthe, Ralf Steinmetz: Token-Based Accounting for P2P-Systems. KiVS 2005: 16-28
- [c100]Ralf Steinmetz, Klaus Wehrle, Oliver Heckmann: Peer-to-Peer-Systeme und -Anwendungen. KiVS Kurzbeiträge und Workshop 2005: 125-132
- [c99]Nicolas Liebau, Oliver Heckmann, Ian Hubbertz, Ralf Steinmetz: A Peer-to-Peer Webcam Network. KiVS Kurzbeiträge und Workshop 2005: 151-154
- [c98]Matthias Hollick, Parag S. Mogre, Tronje Krop, Hans-Peter Huth, Jens B. Schmitt, Ralf Steinmetz: M^2 DR: A Near-optimal Multiclass Minimum-delay Routing Algorithm for Smart Radio Access Networks. LCN 2005: 366-373
- [c97]
- [c96]Ralf Steinmetz, Klaus Wehrle: What Is This "Peer-to-Peer" About? Peer-to-Peer Systems and Applications 2005: 9-16
- [e7]HongJiang Zhang, Tat-Seng Chua, Ralf Steinmetz, Mohan S. Kankanhalli, Lynn Wilcox (Eds.): Proceedings of the 13th ACM International Conference on Multimedia, Singapore, November 6-11, 2005. ACM 2005, ISBN 1-59593-044-2
- [e6]Ralf Steinmetz, Klaus Wehrle (Eds.): Peer-to-Peer Systems and Applications. Lecture Notes in Computer Science 3485, Springer 2005, ISBN 3-540-29192-X
- 2004
- [j39]Oliver Heckmann, Jens Schmitt, Ralf Steinmetz: Optimizing interconnection policies. Computer Networks 46(1): 19-39 (2004)
- [j38]Matthias Hollick, Tronje Krop, Jens Schmitt, Hans-Peter Huth, Ralf Steinmetz: Modeling mobility and workload for wireless metropolitan area networks. Computer Communications 27(8): 751-761 (2004)
- [j37]Claus Vielhauer, Ralf Steinmetz: Handwriting: Feature Correlation Analysis for Biometric Hashes. EURASIP J. Adv. Sig. Proc. 2004(4): 542-558 (2004)
- [j36]Ralf Steinmetz, Klaus Wehrle: Peer-to-Peer-Networking & -Computing - Aktuelles Schlagwort. Informatik Spektrum 27(1): 51-54 (2004)
- [j35]Vasilios Darlagiannis, Andreas Mauthe, Ralf Steinmetz: Overlay Design Mechanisms for Heterogeneous Large-Scale Dynamic P2P Systems. J. Network Syst. Manage. 12(2): 371-395 (2004)
- [j34]Nicole Karsten-Beriér, Martin Karsten, Jens Schmitt, Ralf Steinmetz: A Modular Approach to Mobile QoS Signaling- Motivation, Design & Implementation. Multimedia Tools Appl. 22(2): 117-135 (2004)
- [c95]
- [c94]Manuel Görtz, Ralf Ackermann, Ralf Steinmetz: Enhanced SIP Communication Services by Context Sharing. EUROMICRO 2004: 272-279
- [c93]Oliver Heckmann, Axel Bock, Andreas Mauthe, Ralf Steinmetz: The eDonkey File-Sharing Network. GI Jahrestagung (2) 2004: 224-228
- [c92]Matthias Hollick, Jens Schmitt, Christian Seipl, Ralf Steinmetz: On the effect of node misbehavior in ad hoc networks. ICC 2004: 3759-3763
- [c91]Manuel Görtz, Ralf Ackermann, Johannes Schmitt, Ralf Steinmetz: Context-aware Communication Services: A Framework for Building Enhanced IP Telephony Services. ICCCN 2004: 535-540
- [c90]Krishna Pandit, Jens Schmitt, Ralf Steinmetz: Network calculus meets queueing theory -a simulation based approach to bounded queues. IWQoS 2004: 114-120
- [c89]Manuel Görtz, Ralf Ackermann, Ralf Steinmetz: The Digital Call Assistant: Determine Optimal Time Slots for Calls. MIPS 2004: 230-241
- [c88]Vasilios Darlagiannis, Andreas Mauthe, Nicolas Liebau, Ralf Steinmetz: An Adaptable, Role-Based Simulator for P2P Networks. MSV/AMCS 2004: 52-59
- [c87]Matthias Hollick, Jens B. Schmitt, Christian Seipl, Ralf Steinmetz: The Ad Hoc On-Demand Distance Vector Protocol: An Analytical Model of the Route Acquisition Process. WWIC 2004: 201-212
- 2003
- [j33]Oliver Heckmann, Michael Piringer, Jens Schmitt, Ralf Steinmetz: Generating realistic ISP-level network topologies. IEEE Communications Letters 7(7): 335-336 (2003)
- [j32]Shervin Shirmohammadi, Abdulmotaleb El-Saddik, Nicolas D. Georganas, Ralf Steinmetz: JASMINE: A Java Tool for Multimedia Collaboration on the Internet. Multimedia Tools Appl. 19(1): 5-28 (2003)
- [j31]Jörg Eberspächer, Ralf Steinmetz: Editorial. Praxis der Informationsverarbeitung und Kommunikation 26(2): 59 (2003)
- [j30]Giwon On, Jens Schmitt, Ralf Steinmetz: QoS-Controlled Dynamic Replication in Peer-to-Peer Systems. Praxis der Informationsverarbeitung und Kommunikation 26(2): 96-101 (2003)
- [c86]Ralf Steinmetz, Cornelia Seeberg: Meta-information for Multimedia eLearning. Computer Science in Perspective 2003: 293-303
- [c85]Stefan Hoermann, Cornelia Seeberg, Luka Divac-Krnic, Oliver Merkel, Andreas Faatz, Ralf Steinmetz: Building Structures of Reusable Educational Content Based on LOM. CAiSE Workshops 2003
- [c84]Luka Divac-Krnic, Cornelia Seeberg, Ralf Steinmetz: Austausch von Lernressourcen durch Peer-to-Peer-Netzwerke mit Hilfe von lokalen Ontologie-basierten Repositorien. DeLFI 2003: 67-74
- [c83]Stefan Hoermann, Ronny John, Cornelia Seeberg, Ralf Steinmetz: Evaluation von Datenbanken zur Speicherung von strukturierten Metadaten am Beispiel LOM. DeLFI 2003: 215-224
- [c82]
- [c81]Michael Zink, Oliver Heckmann, Jens Schmitt, Andreas Mauthe, Ralf Steinmetz: Polishing: A Technique to Reduce Variations in Cached Layer-Encoded Video. EUROMICRO 2003: 249-257
- [c80]Jens Schmitt, Paul Hurley, Matthias Hollick, Ralf Steinmetz: Per-flow guarantees under class-based priority queueing. GLOBECOM 2003: 4169-4174
- [c79]Michael Zink, Oliver Künzel, Jens Schmitt, Ralf Steinmetz: Subjective Impression of Variations in Layer Encoded Videos. IWQoS 2003: 137-154
- [c78]Giwon On, Jens Schmitt, Ralf Steinmetz: Quality of Availability: Replica Placement for Widely Distributed Systems. IWQoS 2003: 325-344
- [c77]Jens Schmitt, Michael Zink, Steffen Theiss, Ralf Steinmetz: A Reflective Media Server Design to Speedup TCP-Friendly Media Transmission at Start-Up. KiVS 2003: 69-80
- [c76]Matthias Hollick, Tronje Krop, Jens Schmitt, Hans-Peter Huth, Ralf Steinmetz: Comparative Analysis of Quality of Service Routing in Wireless Metropolitan Area Networks. LCN 2003: 470-479
- [c75]Krishna Pandit, Jens Schmitt, Martin Karsten, Ralf Steinmetz: Bottleneck Estimation for Load Control Gateways. MASCOTS 2003: 279-
- [c74]Ivica Rimac, Jens Schmitt, Ralf Steinmetz: Observations on Equation-Based Estimation of TCP-Compatible Rate for Multi-rate Multicast Scenarios. MIPS 2003: 66-77
- [c73]Oliver Heckmann, Krishna Pandit, Jens Schmitt, Ralf Steinmetz: KOM ScenGen The Swiss Army Knife for Simulation and Emulation Experiments. MIPS 2003: 91-106
- [c72]Manuel Görtz, Ralf Ackermann, Andreas Mauthe, Ralf Steinmetz: Using Context Information to Avoid Service Interactions in IP Telephony. MIPS 2003: 340-351
- [c71]Leandro Soares Indrusiak, Manfred Glesner, Ricardo Augusto da Luz Reis, Giuliana Alcántara, Stefan Hoermann, Ralf Steinmetz: Reducing Authoring Costs of Online Training in Microelectronics Design by Reusing Design Documentation Content. MSE 2003: 57-58
- [c70]Giwon On, Jens Schmitt, Ralf Steinmetz: The Effectiveness of Realistic Replication Strategies on Quality of Availability for Peer-to-Peer Systems. Peer-to-Peer Computing 2003: 57-64
- [c69]David Hausheer, Nicolas Liebau, Andreas Mauthe, Ralf Steinmetz, Burkhard Stiller: Token-Based Accounting and Distributed Pricing to Introduce Market Mechanisms in a Peer-to-Peer File Sharing Scenario. Peer-to-Peer Computing 2003: 200-201
- [c68]Stefan Hoermann, Cornelia Seeberg, Luka Divac-Krnic, Oliver Merkel, Andreas Faatz, Ralf Steinmetz: Representation of Knowledge as Support for Authors of Reusable Educational Content. WWW (Posters) 2003
- 2002
- [j29]Jens Schmitt, Oliver Heckmann, Martin Karsten, Ralf Steinmetz: Decoupling different time scales of network QoS systems. Computer Communications 25(11-12): 1047-1057 (2002)
- [j28]Cornelia Seeberg, Andreas Faatz, Ralf Steinmetz, Achim Steinacker: Metadaten aus Autorensicht - ein Erfahrungsbericht über ein webbasiertes Multimedia-Lernsystem am Beispiel k-MED (Metadata from the Point of View of the Authors - Report of Experience from a Web-based Multimedia Learning System). it+ti - Informationstechnik und Technische Informatik 44(4): 217-222 (2002)
- [j27]Jens Schmitt, Lars C. Wolf, Martin Karsten, Ralf Steinmetz: VC Management for Heterogeneous QoS Multicast Transmissions. Telecommunication Systems 19(2): 227-247 (2002)
- [c67]Manuel Görtz, Ralf Ackermann, Martin Karsten, Ralf Steinmetz: Using a Multi-Layer Approach to Tackle the Service Interaction Problem in Telephony Scenarios. EUROMICRO 2002: 207-215
- [c66]Ivica Rimac, Jens Schmitt, Ralf Steinmetz: Is Dynamic Multi-Rate Multicast Worthwhile the Effort?. EUROMICRO 2002: 233-243
- [c65]Michael Zink, Johannes Schmitt, Ralf Steinmetz: Retransmission scheduling in layered video caches. ICC 2002: 2474-2478
- [c64]Falko Ramann, Claus Vielhauer, Ralf Steinmetz: Biometric applications based on handwriting. ICME (2) 2002: 573-576
- [c63]Claus Vielhauer, Ralf Steinmetz, Astrid Mayerhöfer: Biometric Hash based on Statistical Features of Online Signatures. ICPR (1) 2002: 123-126
- [c62]Giwon On, Jens Schmitt, Ralf Steinmetz: On Availability QoS for Replicated Multimedia Service and Content. IDMS/PROMS 2002: 313-326
- 2001
- [j26]Jens Schmitt, Martin Karsten, Ralf Steinmetz: On the aggregation of deterministic service flows. Computer Communications 24(1): 2-18 (2001)
- [j25]Achim Steinacker, Amir Ghavam, Ralf Steinmetz: Metadata Standards for Web-Based Resources. IEEE MultiMedia 8(1): 70-76 (2001)
- [j24]Abdulmotaleb El-Saddik, Stefan Fischer, Ralf Steinmetz: Reusable Multimedia Content in Web-Based Learning Systems. IEEE MultiMedia 8(3): 30-38 (2001)
- [j23]Abdulmotaleb El-Saddik, Stephan Fischer, Ralf Steinmetz: Reusability and adaptability of interactive resources in Web-based educational systems. ACM Journal of Educational Resources in Computing 1(1): 4 (2001)
- [j22]Shervin Shirmohammadi, Abdulmotaleb El-Saddik, Nicolas D. Georganas, Ralf Steinmetz: Web-based multimedia tools for sharing educational resources. ACM Journal of Educational Resources in Computing 1(1): 9 (2001)
- [j21]Utz Roedig, Ralf Ackermann, Ralf Steinmetz: IP-Telefonie und Firewalls, Probleme und Lösungen. Praxis der Informationsverarbeitung und Kommunikation 24(1): 32-40 (2001)
- [c61]Carsten Griwodz, Michael Liepert, Abdulmotaleb El-Saddik, Giwon On, Michael Zink, Ralf Steinmetz: Perceived Consistency. AICCSA 2001: 260-266
- [c60]
- [c59]Ralf Ackermann, Markus Schumacher, Utz Roedig, Ralf Steinmetz: Vulnerabilities and Security Limitations of current IP Telephony Systems. Communications and Multimedia Security 2001
- [c58]Matthias Hollick, Wolf Rosenow, Thomas Bormuth, Ralf Steinmetz: Sicherheitsaspekte bei der Einsatzplanung von Microsoft Windows 2000. DFN Arbeitstagung über Kommunikationsnetze 2001: 101-111
- [c57]Andreas Meissner, Lars C. Wolf, Wolfgang Schönfeld, Ralf Steinmetz: A Framework for Group Integrity Management in Multimedia Multicasting. EUROMICRO 2001: 346-353
- [c56]