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Displaying 1-16 out of 16 total
An Experiment in Comparing Human-Computation Techniques
Found in: IEEE Internet Computing
By Stefan Thaler,Elena Simperl,Stephan Wölger
Issue Date:September 2012
pp. 52-58
Human computation can address complex computational problems by tapping into large resource pools for relatively little cost. Two prominent human-computation techniques — games with a purpose (GWAP) and microtask crowdsourcing — can h...
 
Overcoming Information Overload in the Enterprise: The Active Approach
Found in: IEEE Internet Computing
By Elena Simperl, Ian Thurlow, Paul Warren, Frank Dengler, John Davies, Marko Grobelnik, Dunja Mladenić, José Manuel Gómez-Pérez, Carlos Ruiz Moreno
Issue Date:November 2010
pp. 39-46
Knowledge workers are central to an organization's success, yet their information management tools often hamper their productivity. This has major implications for businesses across the globe because their commercial advantage relies on the optimal exploit...
 
SOA4All: Enabling Web-scale Service Economies
Found in: International Conference on Semantic Computing
By Reto Krummenacher, Barry Norton, Elena Simperl, Carlos Pedrinaci
Issue Date:September 2009
pp. 535-542
Establishing Web services as resources on the Web opens up highly productive but challenging new possibilities for service economies. In addition, lifting services to the semantic level enables more sophisticated means for automating the service-related ma...
 
Semantics-Driven Interoperability on the Future Internet
Found in: International Conference on Semantic Computing
By Ioan Toma, Elena Simperl, Agata Filipowska, Graham Hench, John Domingue
Issue Date:September 2009
pp. 551-558
The Internet as we know it today is in an extending success: more than 1,3 billions people are connected to the Web across the globe and more than 700 EB of informations were created or replicated world wide. The development is driven by users, as well as ...
 
Utilizing Web2.0 in Web Service Ranking
Found in: International Conference on the Digital Society
By Ioan Toma, Ying Ding, Krissada Chalermsook, Elena Simperl, Dieter Fensel
Issue Date:February 2009
pp. 174-179
The current shift in realizing distributed applications by applying service-oriented principles translates into more and more web services being published on the Web each day. This introduces a set of new challenges such as how to organize, search, rank an...
 
Scalability in Semantic Computing: Semantic Middleware
Found in: International Conference on Semantic Computing
By Reto Krummenacher, Elena Simperl, Dieter Fensel
Issue Date:August 2008
pp. 538-545
The World Wide Web is one of the ground-breaking achievements of modern computer science. The core technology, so simple to use, allows billions of users to publish, share and consume information from all over the world. The addition of so-called Web servi...
 
A Conceptual Roadmap for Scalable Semantic Computing
Found in: International Conference on Semantic Computing
By Graham Hench, Elena Simperl, Alexander Wahler, Dieter Fensel
Issue Date:August 2008
pp. 562-568
Semantics has recently become a promising candidate panacea to computing scalability problems. However, this rather ambiguous candidacy title does not specify how this solution should be fulfilled, i.e. what steps must still be taken and which objectives m...
 
Coordination of Knowledge in Pervasive Environments
Found in: Enabling Technologies, IEEE International Workshops on
By Manfred Bortenschlager, Lyndon Nixon, Robert Tolksdorf, Elena Simperl
Issue Date:June 2008
pp. 43-47
The
 
An Ontology-Driven Approach To Reflective Middleware
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By Reto Krummenacher, Elena Simperl, Dieter Fensel
Issue Date:November 2007
pp. 493-499
Recent work in the field of middleware technology proposes semantic spaces as a tool for coping with the scalability, heterogeneity and dynamism issues arising in large scale distributed environments. Reflective middleware moreover offers answers to the ne...
 
Argumentation-Based Ontology Engineering
Found in: IEEE Intelligent Systems
By Christoph Tempich, Elena Simperl, Markus Luczak, Rudi Studer, H. Sofia Pinto
Issue Date:November 2007
pp. 52-59
This article applies the theory of argumentation to ontology engineering. Recent research in ontology engineering has highlighted the importance of controlled discussions for creating commonly agreed-on and widely accepted ontologies. The article analyzes ...
 
Enabling the European Patient Summary through Triplespaces
Found in: Computer-Based Medical Systems, IEEE Symposium on
By Reto Krummenacher, Elena Simperl, Lyndon J.B. Nixon, Dario Cerizza, Emanuele Della Valle
Issue Date:June 2007
pp. 319-324
One of the main items on the eHealth agenda of the European Community is the design and promotion of electronic patient summaries as an instrument to facilitate the pervasive delivery of healthcare, thus ensuring the right to patient mobility and increasin...
 
Enabling Collaborative eHealth through Triplespace Computing
Found in: Enabling Technologies, IEEE International Workshops on
By Lyndon J. B. Nixon, Dario Cerizza, Emanuele Della Valle, Elena Simperl, and Reto Krummenacher
Issue Date:June 2007
pp. 80-85
The design and promotion of electronic patient sum- maries as an instrument to facilitate the pervasive delivery of healthcare is emerging as a key technology in eHealth solutions. From the technical point of view this requires powerful middleware systems ...
 
Revisiting reverts: accurate revert detection in wikipedia
Found in: Proceedings of the 23rd ACM conference on Hypertext and social media (HT '12)
By Denny Vrandečić, Elena Simperl, Fabian Flöck
Issue Date:June 2012
pp. 3-12
Wikipedia is commonly used as a proving ground for research in collaborative systems. This is likely due to its popularity and scale, but also to the fact that large amounts of data about its formation and evolution are freely available to inform and valid...
     
Wikiing pro: semantic wiki-based process editor
Found in: Proceedings of the sixth international conference on Knowledge capture (K-CAP '11)
By Denny Vrandecic, Elena Simperl, Frank Dengler
Issue Date:June 2011
pp. 169-170
Recently, a trend toward collaborative, user-centric, on-line process modeling can be observed. Unfortunately, current social software approaches mostly focus on the graphical development of processes and do not consider existing textual process descriptio...
     
SpotTheLink: playful alignment of ontologies
Found in: Proceedings of the 2011 ACM Symposium on Applied Computing (SAC '11)
By Elena Simperl, Katharina Siorpaes, Stefan Thaler
Issue Date:March 2011
pp. 1711-1712
A large share of tasks in semantic-content authoring crucially rely on human intelligence [4]. This holds for many aspects of ontology engineering, but also for ontology-based annotation, be that for data-oriented resources, such as images, audio and video...
     
PlayIT 2011: first international workshop on games for knowledge acquisition
Found in: Proceedings of the 20th international conference companion on World wide web (WWW '11)
By Arpita Ghosh, Elena Simperl, Katharina Siorpaes, Michael Fink
Issue Date:March 2011
pp. 323-324
Many problems in knowledge acquisition, such as image labeling, still rely on extensive human input and intervention. In order to attract people to invest the necessary time into such tasks, rewarding incentives and motivation mechanisms have been employed...
     
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