Institut für Parallele und Verteilte Systeme (IPVS)

Publikationen

Eine Übersicht der Publikationen des Instituts für Parallele und Verteilte Systeme

Publikationen VS: Bibliographie 1995 BibTeX

 
@inproceedings {INPROC-1995-09,
   author = {Joachim Baumann},
   title = {{A Triptychon of Problems}},
   booktitle = {Workshop at ECOOP '95: Objects \& Agents: Love at first sight or shotgun wedding?``},
   publisher = {N.N.},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   type = {Konferenz-Beitrag},
   month = {August},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-09/INPROC-1995-09.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {In this position paper three problems of mobile agent systems are discussed. The first is the conceptual problem of security in agent systems. The second, is the speed of the system, and where it is important. The third, following from it, is an implementation problem: how can the transfer size of agents be minimized?},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-09&engl=0}
}
@inproceedings {INPROC-1995-08,
   author = {Stefan Wirag and Kurt Rothermel and Thomas Wahl},
   title = {{Modelling Interaction with HyTime}},
   booktitle = {Kommunikation in Verteilten Systemen, GI/ITG-Fachtagung},
   editor = {K. Franke and U. H{\"u}bner and W. W. Kalfa},
   address = {Chemnitz, Germany},
   publisher = {not available},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   pages = {188--202},
   type = {Konferenz-Beitrag},
   month = {Februar},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {Interactive multimedia presentations are an essential issue in many advanced multimedia application tools. Before presenting multimedia data, media items, interaction types and synchronization constraints have to be specified in a multimedia document. This paper identifies and classifies the temporal interaction types in multimedia systems, and shows their impact on the specification process and the supporting system. Then, we describe how to specify the interaction types by using the standardized multimedia document language HyTime. The HyTime mechanisms are demonstrated by examples followed by a discussion of the advantages and limits of each technique.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-08&engl=0}
}
@inproceedings {INPROC-1995-07,
   author = {Thomas Wahl and Stefan Wirag and Kurt Rothermel},
   title = {{Temporal Modeling and Authoring of Interactive Multimedia}},
   booktitle = {Proceedings of the 2nd. Intl. Conference on Multimedia Computing and Systems},
   address = {Washington D.C., USA},
   publisher = {not available},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   pages = {274--277},
   type = {Konferenz-Beitrag},
   month = {Mai},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {Future multimedia titles will provide many ways to interact with the presented information. When creating an interactive multimedia title, the author has to specify the temporal layout and the interaction elements. However, this part of the authoring process is not trivial as the temporal layout and the interaction forms are not independent because some interaction forms affect the presentation schedule of the title. This paper identifies various temporal interaction forms and their temporal dependencies, an integrated model for time and interaction is proposed, and we show how this model is applied to ease rapid authoring of multimedia titles.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-07&engl=0}
}
@inproceedings {INPROC-1995-06,
   author = {Kurt Rothermel and Tobias Helbig},
   title = {{An Adaptive Stream Synchronization Protocol}},
   booktitle = {Proceedings of the 5th International Workshop on Network and Operating System Support for Digital Audio and Video},
   address = {Durham, New Hampshire, USA},
   publisher = {not available},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   type = {Konferenz-Beitrag},
   month = {April},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-06/INPROC-1995-06.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {Protocols for synchronizing data streams should be highly adaptive with regard to both changing network conditions as well as to individual user needs. The Adaptive Synchronization Protocol we are going to describe in this paper supports any type of distribution of the stream group to be synchronized. It incorporates buffer level control mechanisms allowing an immediate reaction on overflow or underflow situations. Moreover, the proposed mechanism is flexible enough to support a variety of synchronization policies and allows to switch them dynamically during presentation. Since control messages are only exchanged when the network conditions actually change, the message overhead of the protocol is very low.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-06&engl=0}
}
@inproceedings {INPROC-1995-05,
   author = {Tobias Helbig and Soufiane Noureddine and Kurt Rothermel},
   title = {{Activation Set: An abstraction for accessing periodic data streams}},
   booktitle = {IS\&T/SPIE Proceedings Vol.2417, Multimedia Computing and Networking'95},
   publisher = {(not available)},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   type = {Konferenz-Beitrag},
   month = {Februar},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-05/INPROC-1995-05.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {In distributed multimedia applications time-dependent data streams are conveyed and processed under real-time conditions. The timely accurate activation of the stream handlers processing the data units of streams requires deriving their scheduling times from the temporal properties of the data streams and the amount of data that is processed in each activation. In this paper, we propose the activation set concept as a data access abstraction to consume sets of data units from a group of time-dependent data streams having synchronization relationships among each other. The concept supports the consumption of multiple periodic data streams of different rates as well as the integration of aperiodic streams. It is shown how scheduling times of activations are derived from the streams' temporal properties and the requested amount of data. When a stream handler is activated, data units of the streams are selected for consumption according to synchronization relationships and tolerated skew bounds. The effects of the approach on delays are discussed in the context of a rate-monotonic scheduling algorithm. The concept provides a configurable interface to groups of time-dependent data streams which, for example, is required when mixing streams. It is widely applicable in multimedia system architectures that allow for configuration of distributed multimedia applications based on interconnected stream handling components.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-05&engl=0}
}
@inproceedings {INPROC-1995-04,
   author = {Cora Burger},
   title = {{Cooperation policies for traders}},
   booktitle = {Proceedings IFIP International Conference on Open Distributed Processing ICODP '95},
   editor = {Kerry Raymond and Liz Armstrong},
   publisher = {Chapman and Hall},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   pages = {208--218},
   type = {Konferenz-Beitrag},
   month = {Februar},
   year = {1995},
   keywords = {ODP; trading; cooperation},
   language = {Englisch},
   cr-category = {C.2.4 Distributed Systems},
   contact = {caburger@informatik.uni-stuttgart.de},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {In ODP a general mechanism has been constructed, how cooperation between trader entities can be performed. But little has been said about when and in which cases such a cooperation should be initiated. Furthermore, the above mentioned cooperation mechanism requires an enormous amount of computer and communication resources, counteracting the profit of cooperation, e.g., by degrading the mean response time of traders. As a consequence, policies are needed to resolve such conflicts. In the following, a general cooperation model is introduced and applied to traders. From this general model cooperation policies for traders are derived. One of these policies can be adapted to optimize the quality of trader service by observing the dynamic behaviour of traders, their clients and servers.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-04&engl=0}
}
@inproceedings {INPROC-1995-03,
   author = {Benz Hartmut},
   title = {{KGB; A Customizable Graph Browser}},
   booktitle = {Graph Drawing: Symposium on Graph Drawing, GD '95 Passau, Germany, September 20-22, 1995 Proceedings},
   publisher = {(not available)},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   pages = {20--23},
   type = {Konferenz-Beitrag},
   month = {September},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-03/INPROC-1995-03.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {This paper presents the architecture of a generic, customizable graph browser KGB. The KGB has been designed to handle very large and dynamically changing graphs which are frequently used as repository management graphs in large applications. Special emphasis has been put on the flexible presentation of the information encoded in the graph and the reduction of the user's workload when adapting the presentation to his or her special needs. The KGB was built as a debugging and visualization tool for document hierarchies of the CASE tool KOGGE currently under development at the Institute for Softwaretechnik, University of Koblenz.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-03&engl=0}
}
@inproceedings {INPROC-1995-02,
   author = {Ingo Barth and Gabriel Dermler and Walter Fiederer},
   title = {{Levels of Quality of Service in CINEMA}},
   booktitle = {GI-SI Jahrestagung, September 18-20, 1995, Z{\"u}rich, Switzerland.},
   publisher = {(not available)},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   type = {Konferenz-Beitrag},
   month = {September},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-02/INPROC-1995-02.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {Distributed multimedia systems require quality of service at various abstraction levels. At the application level, QoS describes communication in terms of application specific processing units, e.g. frames. At the transport level QoS is used to describe the communication load for the transport system. An architecture integrating the various levels is presented. The architecture provides the framework for performing negotiation of QoS and resource reservation. It includes the specification of a programmer interface and a flowspec carrying QoS information between communication nodes.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-02&engl=0}
}
@inproceedings {INPROC-1995-01,
   author = {Ingo Barth and Tobias Helbig and Kurt Rothermel},
   title = {{Implementierung multimedialer Systemdienste in CINEMA}},
   booktitle = {GI/ITG-Fachtagung ``Kommunikation in Verteilten Systemen''},
   publisher = {(not available)},
   institution = {Universit{\"a}t Stuttgart, Fakult{\"a}t Informatik, Germany},
   type = {Konferenz-Beitrag},
   month = {Februar},
   year = {1995},
   language = {Englisch},
   cr-category = {H Information Systems},
   ee = {ftp://ftp.informatik.uni-stuttgart.de/pub/library/ncstrl.ustuttgart_fi/INPROC-1995-01/INPROC-1995-01.ps},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {Die Erstellung verteilter Multimedia-Anwendungen setzt leistungsf{\"a}hige Entwicklungsplattformen voraus, innerhalb deren Probleme wie die {\"U}bertragung multimedialer Daten, die Gew{\"a}hrleistung der Dienstg{\"u}te durch Reservierung von Ressourcen und die Synchronisation von Datenstr{\"o}men gel{\"o}st werden. CINEMA (Configurable INtEgrated Multimedia Architecture) bietet als eine solche Entwicklungsplattform Abstraktionen zur Nutzung multimedialer Systemdienste an, womit funktionale Bearbeitungseinheiten erstellt, komplexe Verarbeitungstopologien in verteilten Systemen aufgebaut und unter Einhaltung von Synchronisations- und Dienstg{\"u}te-Spezifikationen gesteuert werden k{\"o}nnen. In diesem Papier werden nach einem kurzen {\"U}berblick {\"u}ber die Abstraktionen der CINEMA-Dienstschnittstelle die internen Strukturen und Abl{\"a}ufe vorgestellt, mit denen die Multimedia- Dienste in verteilten Systemen erbracht werden.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=INPROC-1995-01&engl=0}
}
@article {ART-1995-01,
   author = {Tobias Helbig and Kurt Rothermel},
   title = {{Synchronisation multimedialer Datenstr{\"o}me}},
   journal = {it+ti - Informationstechnik und Technische Informatik 37 (1995) 4, pp. 18-25},
   publisher = {(not available)},
   pages = {18--25},
   type = {Artikel in Zeitschrift},
   month = {Januar},
   year = {1995},
   language = {Deutsch},
   cr-category = {H Information Systems},
   department = {Universit{\"a}t Stuttgart, Institut f{\"u}r Parallele und Verteilte H{\"o}chstleistungsrechner, Verteilte Systeme},
   abstract = {In multimedialen Anwendungen werden zeitabh{\"a}ngige, kontinuierliche Datenstr{\"o}me, wie z.B. Audio und Video, {\"u}bertragen und verarbeitet. Der Entwurf und die Steuerung solcher Anwendungen in einem verteilten System wird durch Multimedia-Systemdienste unterst{\"u}tzt. Dabei f{\"a}llt dem Synchronisationsdienst die Aufgabe zu, die Anwendungsanforderungen bez{\"u}glich der Pr{\"a}sentationsqualit{\"a}t und der Synchronisation von zeitabh{\"a}ngigen Datenstr{\"o}men abzusichern. F{\"u}r diesen Dienst beschreiben wir in diesem Papier eine Dienstschnittstelle und geben einen {\"U}berblick {\"u}ber die Architektur und Protokolle seiner Realisierung. Es wird gezeigt, wie verteilte Synchronisationsprotokolle den Fluss von Dateneinheiten in verteilten Systemen entsprechend der Anwendungsanforderungen koordinieren und somit die Voraussetzung f{\"u}r die zeitgerechte Verarbeitung einzelner Dateneinheiten unter Kontrolle des Betriebssystems bilden.},
   url = {http://www2.informatik.uni-stuttgart.de/cgi-bin/NCSTRL/NCSTRL_view.pl?id=ART-1995-01&engl=0}
}
 
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