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Displaying 1-40 out of 40 total
Semantic Management of Web Services
Found in: Web Services, IEEE International Conference on
By Daniel Oberle, Steffen Lamparter, Andreas Eberhart, Steffen Staab
Issue Date:July 2005
pp. 833-834
No summary available.
   
The Pudding of Trust
Found in: IEEE Intelligent Systems
By Steffen Staab, Bharat Bhargava, Leszek Lilien, Arnon Rosenthal, Marianne Winslett, Morris Sloman, Tharam S. Dillon, Elizabeth Chang, Farookh Khadeer Hussain, Wolfgang Nejdl, Daniel Olmedilla, Vipul Kashyap
Issue Date:September 2004
pp. 74-88
One current trend in intelligent systems is the issue of trust, which has appeared in many articles and recently some workshops. A big question is what kind of trust people want their computers to manage. This issue's essays examine different issues regard...
 
Neurons, Viscose Fluids, Freshwater Polyp Hydra-and Self-Organizing Information Systems
Found in: IEEE Intelligent Systems
By Steffen Staab, Francis Heylighen, Carlos Gershenson, Gary William Flake, David M. Pennock, Daniel C. Fain, David De Roure, Karl Aberer, Wei-Min Shen, Olivier Dousse, Patrick Thiran
Issue Date:July 2003
pp. 72-86
<p>The idea of self-organization is more vivid than ever in computer science, becoming apparent in diverse fields relevant for intelligent systems. The transfer of self-organization from a descriptive approach in the sciences to an engineering approa...
 
Web Services: Been There, Done That?
Found in: IEEE Intelligent Systems
By Steffen Staab, Wil van der Aalst, V. Richard Benjamins, Amit Sheth, John A. Miller, Christoph Bussler, Alexander Maedche, Dieter Fensel, Dennis Gannon
Issue Date:January 2003
pp. 72-85
No summary available.
 
Papel: Provenance-Aware Policy Definition and Execution
Found in: IEEE Internet Computing
By Christoph Ringelstein, Steffen Staab
Issue Date:January 2011
pp. 49-58
Data processing is often restricted by contractual and legal requirements for protecting privacy and intellectual-property rights. Internet policies help control how and by whom data is processed. Policy conditions could depend on previous data processing ...
 
Efficient Resource Retrieval from Semantic Knowledge Bases
Found in: International Conference on Semantic Computing
By Claudia d'Amato, Steffen Staab, Nicola Fanizzi, Floriana Esposito
Issue Date:September 2010
pp. 244-251
Efficient resource retrieval is a crucial issue, particularly in the context of Semantic Web, since forms of reasoning are used for answering requests. Resources are retrieved by performing a match test between each resource description and the query. This...
 
APIs à gogo: Automatic Generation of Ontology APIs
Found in: International Conference on Semantic Computing
By Fernando Silva Parreiras, Carsten Saathoff, Tobias Walter, Thomas Franz, Steffen Staab
Issue Date:September 2009
pp. 342-348
When developing application programming interfaces of ontologies that include many instances of ontology design patterns, developers of semantic web applications usually have to handle complex mappings between descriptions of information given by ontologie...
 
DIALOG: Distributed Auditing Logs
Found in: Web Services, IEEE International Conference on
By Christoph Ringelstein, Steffen Staab
Issue Date:July 2009
pp. 429-436
Service-oriented systems facilitate business workflows to span multiple organizations (e.g. by means of Web services). As a side effect, data may be more easily transferred over organizational boundaries. Thus, privacy issues arise. At the same time, there...
 
Exploiting Spatial Context in Image Region Labelling Using Fuzzy Constraint Reasoning
Found in: Image Analysis for Multimedia Interactive Services, International Workshop on
By Carsten Saathoff, Steffen Staab
Issue Date:May 2008
pp. 16-19
We present an approach for integrating explicit knowledge about the spatial context of objects into image region labelling. Our approach is based on spatial prototypes that represent the typical arrangement of objects in images. We use Fuzzy Constraint Sat...
 
Management of Meta Knowledge for RDF Repositories
Found in: International Conference on Semantic Computing
By Bernhard Schueler, Sergej Sizov, Steffen Staab
Issue Date:September 2007
pp. 543-550
The integration of knowledge from heterogeneous information sources and applications does not only require the conceptual mapping of information structures, but it also requires the treatment of semantic meta knowledge (i.e. knowledge about knowledge) in a...
 
Web Systems: Semantic Management of Distributed Web Applications
Found in: IEEE Distributed Systems Online
By Daniel Oberle, Steffen Staab, Andreas Eberhart
Issue Date:May 2006
pp. 1
The wealth of functionality of middleware solutions such as application servers and Web services increasingly overburdens developers and administrators. These functionalities have been developed and managed mostly with the help of administration tools and ...
 
Social Networks Applied
Found in: IEEE Intelligent Systems
By Steffen Staab, Pedro Domingos, Peter Mika, Jennifer Golbeck, Li Ding, Tim Finin, Anupam Joshi, Andrzej Nowak, Robin R. Vallacher
Issue Date:January 2005
pp. 80-93
Social networks have interesting properties. Building computational models of these networks can help us understand and exploit them. This issue's essays examine applications of these networks' properties.
 
Ontologies Improve Text Document Clustering
Found in: Data Mining, IEEE International Conference on
By Andreas Hotho, Steffen Staab, Gerd Stumme
Issue Date:November 2003
pp. 541
Text document clustering plays an important role in providing intuitive navigation and browsing mechanisms by organizing large sets of documents into a small number of meaningful clusters. The bag of words representation used for these clustering methods i...
 
Annotation for the Deep Web
Found in: IEEE Intelligent Systems
By Siegfried Handschuh, Raphael Volz, Steffen Staab
Issue Date:September 2003
pp. 42-48
<p>One of the core challenges of the Semantic Web is to create metadata by mass collaboration-by combining semantic content created by a large number of people. To attain this objective, researchers have developed several approaches to deal with the ...
 
Intelligent Systems for Tourism
Found in: IEEE Intelligent Systems
By Steffen Staab, Hannes Werthner, Francesco Ricci, Alexander Zipf, Ulrike Gretzel, Daniel R. Fesenmaier, Cécile Paris, Craig Knoblock
Issue Date:November 2002
pp. 53-64
No summary available.
 
Ontologies' KISSES in Standardization
Found in: IEEE Intelligent Systems
By Steffen Staab
Issue Date:March 2002
pp. 70-79
No summary available.
 
Emergent Semantics
Found in: IEEE Intelligent Systems
By Steffen Staab
Issue Date:January 2002
pp. 78-86
No summary available.
 
Text Clustering Based on Good Aggregations
Found in: Data Mining, IEEE International Conference on
By Andreas Hotho, Alexander Maedche, Steffen Staab
Issue Date:December 2001
pp. 607
No summary available.
   
Ontology Learning for the Semantic Web
Found in: IEEE Intelligent Systems
By Alexander Maedche, Steffen Staab
Issue Date:March 2001
pp. 72-79
The Semantic Web relies heavily on the formal ontologies that structure its underlying data for comprehensive and transportable machine understanding. Ontology learning greatly facilitates the construction of ontologies. The authors' view of ontology learn...
 
Knowledge Processes and Ontologies
Found in: IEEE Intelligent Systems
By Steffen Staab, Rudi Studer, Hans-Peter Schnurr, York Sure
Issue Date:January 2001
pp. 26-34
<p>Increases in product complexity, the move toward globalization, the emergence of virtual organizations, and the increase in focus on customer orientation all demand a more thorough and systematic approach to managing knowledge. Knowledge managemen...
 
Creation of individual photo selections: read preferences from the users' eyes
Found in: Proceedings of the 21st ACM international conference on Multimedia (MM '13)
By Ansgar Scherp, Chantal Neuhaus, Ramesh Jain, Tina Walber, Steffen Staab
Issue Date:October 2013
pp. 629-632
The automated selection of satisfying subsets from large collections of photos is a central challenge in multimedia research. Objective criteria like the depiction of persons or the photo quality are met by existing approaches. But it is difficult to know ...
     
Incompleteness-aware programming with RDF data
Found in: Proceedings of the 2013 workshop on Data driven functional programming (DDFP '13)
By Gerd Groener, Ralf Lämmel, Stefan Scheglmann, Steffen Staab
Issue Date:January 2013
pp. 11-14
It is becoming common to publish data on theWeb by using semantic technologies like RDF as a flexible formalism for structured data representation. In particular, industrial and governmental authorities have started to publish open data in RDF; see, for ex...
     
Measuring the influence of tag recommenders on the indexing quality in tagging systems
Found in: Proceedings of the 23rd ACM conference on Hypertext and social media (HT '12)
By Klaas Dellschaft, Steffen Staab
Issue Date:June 2012
pp. 73-82
In this paper, we investigate a methodology for measuring the influence of tag recommenders on the indexing quality in collaborative tagging systems. We propose to use the inter-resource consistency as an indicator of indexing quality. The inter-resource c...
     
How to do things with triples
Found in: Proceedings of the 23rd ACM conference on Hypertext and social media (HT '12)
By Steffen Staab
Issue Date:June 2012
pp. 1-2
Representing and computing pragmatics for linked data requires the usage of various models, including ontology patterns and navigation models, as well as new programming language constructs.
     
Modeling and query pattern for process retrieval in OWL
Found in: Proceedings of the fifth international conference on Knowledge capture (K-CAP '09)
By Gerd Groener, Steffen Staab
Issue Date:September 2009
pp. 189-190
Process modeling is a core task in software engineering. The explicit management of process models for purposes such as process selection and process reuse requires intelligent retrieval of process structures based on process entities and relationships, i....
     
F--a model of events based on the foundational ontology dolce+DnS ultralight
Found in: Proceedings of the fifth international conference on Knowledge capture (K-CAP '09)
By Ansgar Scherp, Carsten Saathoff, Steffen Staab, Thomas Franz
Issue Date:September 2009
pp. 137-144
The lack of a formal model of events hinders interoperability in distributed event-based systems. In this paper, we present a formal model of events, called Event-Model-F. The model is based on the foundational ontology DOLCE+DnS Ultralight (DUL) and provi...
     
Are semantic desktops better?: summative evaluation comparing a semantic against a conventional desktop
Found in: Proceedings of the fifth international conference on Knowledge capture (K-CAP '09)
By Scherp Ansgar, Steffen Staab, Thomas Franz
Issue Date:September 2009
pp. 1-8
Semantic desktop environments aim at improving the effectiveness and efficiency of users carrying out daily tasks within their personal information management (PIM) infrastructure. They support the user by transferring and exploiting the explicit semantics...
     
RichVSM: enRiched vector space models for folksonomies
Found in: Proceedings of the 20th ACM conference on Hypertext and hypermedia (HT '09)
By Rabeeh Abbasi, Steffen Staab
Issue Date:June 2009
pp. 70-73
People share millions of resources (photos, bookmarks, videos, etc.) in Folksonomies (like Flickr, Delicious, Youtube, etc.). To access and share resources, they add keywords called tags to the resources. As the tags are freely chosen keywords, it might no...
     
An epistemic dynamic model for tagging systems
Found in: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia (HT '08)
By Klaas Dellschaft, Steffen Staab
Issue Date:June 2008
pp. 131-183
In recent literature, several models were proposed for reproducing and understanding the tagging behavior of users. They all assume that the tagging behavior is influenced by the previous tag assignments of other users. But they are only partially successf...
     
Querying for meta knowledge
Found in: Proceeding of the 17th international conference on World Wide Web (WWW '08)
By Bernhard Schueler, Duc Thanh Tran, Sergej Sizov, Steffen Staab
Issue Date:April 2008
pp. 1-7
The Semantic Web is based on accessing and reusing RDF data from many different sources, which one may assign different levels of authority and credibility. Existing Semantic Web query languages, like SPARQL, have targeted the retrieval, combination and re...
     
Networked graphs: a declarative mechanism for SPARQL rules, SPARQL views and RDF data integration on the web
Found in: Proceeding of the 17th international conference on World Wide Web (WWW '08)
By Simon Schenk, Steffen Staab
Issue Date:April 2008
pp. 1-7
Easy reuse and integration of declaratively described information in a distributed setting is one of the main motivations for building the Semantic Web. Despite of this claim, reuse and recombination of RDF data today is mostly done using data replication ...
     
On marrying ontological and metamodeling technical spaces
Found in: Proceedings of the the 6th joint meeting of the European software engineering conference and the ACM SIGSOFT symposium on The foundations of software engineering (ESEC-FSE '07)
By Andreas Winter, Fernando Silva Parreiras, Steffen Staab
Issue Date:September 2007
pp. 439-448
In software engineering, the use of models and metamodeling approaches (e.g., MDA withMOF/UML) for purposes such as software design or software validation is an established practice. Ontologies constitute domain models formalized using expressive logic lan...
     
Supporting application development in the semantic web
Found in: ACM Transactions on Internet Technology (TOIT)
By Daniel Oberle, Raphael Volz, Rudi Studer, Steffen Staab
Issue Date:May 2005
pp. 328-358
The Semantic Web augments the current WWW by giving information a well-defined meaning, better enabling computers and people to work in cooperation. This is done by adding machine understandable content to Web resources. Such added content is called metada...
     
Bootstrapping ontology alignment methods with APFEL
Found in: Special interest tracks and posters of the 14th international conference on World Wide Web (WWW '05)
By Marc Ehrig, Steffen Staab, York Sure
Issue Date:May 2005
pp. 1148-1149
Web accessibility consists on a set of checkpoints which are rather expensive to evaluate or to spot. However, using W3C technologies, this cost can be clearly minimized. This article presents a W3C formalized rule-set version for automatable checkpoints f...
     
Gimme' the context: context-driven automatic semantic annotation with C-PANKOW
Found in: Proceedings of the 14th international conference on World Wide Web (WWW '05)
By Gunter Ladwig, Philipp Cimiano, Steffen Staab
Issue Date:May 2005
pp. 332-341
Without the proliferation of formal semantic annotations, the Semantic Web is certainly doomed to failure. In earlier work we presented a new paradigm to avoid this: the 'Self Annotating Web', in which globally available knowledge is used to annotate resou...
     
An application server for the semantic web
Found in: Proceedings of the 13th international World Wide Web conference on Alternate track papers & posters (WWW Alt. '04)
By Daniel Oberle, Raphael Volz, Steffen Staab
Issue Date:May 2004
pp. 220-221
The Semantic Web relies on the complex interaction of several technologies involving ontologies. Therefore, sophisticated Semantic Web applications typically comprise more than one software module. Instead of coming up with proprietary solutions, developer...
     
On deep annotation
Found in: Proceedings of the twelfth international conference on World Wide Web (WWW '03)
By Raphael Volz, Siegfried Handschuh, Steffen Staab
Issue Date:May 2003
pp. 431-438
The success of the Semantic Web crucially depends on the easy creation, integration and use of semantic data. For this purpose, we consider an integration scenario that defies core assumptions of current metadata construction methods. We describe a framewo...
     
Authoring and annotation of web pages in CREAM
Found in: Proceedings of the eleventh international conference on World Wide Web (WWW '02)
By Siegfried Handschuh, Steffen Staab
Issue Date:May 2002
pp. 462-473
Richly interlinked, machine-understandable data constitute the basis for the Semantic Web. We provide a framework, CREAM, that allows for creation of metadata. While the annotation mode of CREAM allows to create metadata for existing web pages, the authori...
     
SEAL: a framework for developing SEmantic PortALs
Found in: Proceedings of the international conference on Knowledge capture (K-CAP 2001)
By Alexander Maedche, Nenad Stojanovic, Rudi Studer, Steffen Staab, York Sure
Issue Date:October 2001
pp. 155-162
The core idea of the Semantic Web is to make information accessible to human and software agents on a semantic basis. Hence, Web sites may feed directly from the Semantic Web exploiting the underlying structures for human and machine access. We have develo...
     
CREAM: creating relational metadata with a component-based, ontology-driven annotation framework
Found in: Proceedings of the international conference on Knowledge capture (K-CAP 2001)
By Alexander Maedche, Siegfried Handschuh, Steffen Staab
Issue Date:October 2001
pp. 76-83
Richly interlinked, machine-understandable data constitutes the basis for the Semantic Web. Annotating web documents is one of the major techniques for creating metadata on the Web. However, annotation tools so far are restricted in their capabilities of p...
     
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