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Displaying 1-24 out of 24 total
An Ontology-Based Assistant for Collaborative Processes
Found in: Database and Expert Systems Applications, International Workshop on
By Nikos Papageorgiou,Yiannis Verginadis,Dimitris Apostolou,Gregoris Mentzas
Issue Date:September 2011
pp. 493-497
Current collaboration technologies encompass a broad range of tools that enable groups of people to work together and collaboratively create and manage knowledge. To facilitate the efficient use of collaboration tools, patterns have been exploited as model...
 
Proactive Situation Management in the Future Internet: The Case of the Smart Power Grid
Found in: Database and Expert Systems Applications, International Workshop on
By Babis Magoutas,Gregoris Mentzas,Dimitris Apostolou
Issue Date:September 2011
pp. 267-271
The Future Internet vision is tightly linked to the transition from a passive system in which users initiate activities to a proactive environment in which software agents find, organize and display information and services on behalf of users. Such applica...
 
Supercharging Enterprise 2.0
Found in: IT Professional
By Konstantinos Christidis,Gregoris Mentzas,Dimitris Apostolou
Issue Date:July 2011
pp. 29-35
Semantic and linked-data technologies are key to leveraging Enterprise 2.0. Integrating such technologies into a mainstream content management system can bring relevant information to employees, encourage innovation, and increase business performance.
 
Using Social Media to Predict Future Events with Agent-Based Markets
Found in: IEEE Intelligent Systems
By Efthimios Bothos,Dimitris Apostolou,Gregoris Mentzas
Issue Date:November 2010
pp. 50-58
Agents can exploit user-generated content available in social media by extracting user sentiments and assessments and using them to make informed transactions on the market.
 
Transforming E-government and E-participation through IT
Found in: IEEE Intelligent Systems
By Vassilios Peristeras, Gregoris Mentzas, Konstantinos A. Tarabanis, Andreas Abecker
Issue Date:September 2009
pp. 14-19
<p>E-government and e-participation research aims to provide the technologies and tools for more efficient public- administration systems and more participatory decision processes.</p>
 
Exploring Gadget-Based Interfaces for the Social Semantic Desktop
Found in: Informatics, Panhellenic Conference on
By Konstantinos Christidis, Niki Papailiou, Gregoris Mentzas, Dimitris Apostolou
Issue Date:September 2009
pp. 215-219
A large number of tools has recently emerged supporting information management for individuals in their social context. Semantic technologies play an important role in the development of such tools because they allow for advanced organisation, annotation, ...
 
Adaptive Evaluation of Portal Quality: An eGovernment Case
Found in: Informatics, Panhellenic Conference on
By Babis Magoutas, Gregoris Mentzas
Issue Date:September 2009
pp. 136-140
In this paper we describe a knowledge-based approach that enables the subjective evaluation of portal and e-service quality by users in an adaptive manner. The model for adaptive quality measurement (MAQM) comprises different ontologies including concepts ...
 
SEMPATH: Adapting Clinical Pathways by Utilizing Semantic Technologies
Found in: Informatics, Panhellenic Conference on
By Dimitrios Alexandrou, Fotis Xenikoudakis, Gregoris Mentzas
Issue Date:September 2009
pp. 125-130
The increase of treatment quality offered by the healthcare organizations is one of the main challenges of the modern health informatics. The personalization of treatment presupposes the real-time adaptation of treatment schemes since the clinical status o...
 
An Architecture for Collaboration Patterns in Agile Event-Driven Environments
Found in: Enabling Technologies, IEEE International Workshops on
By Yiannis Verginadis, Dimitris Apostolou, Nikos Papageorgiou, Gregoris Mentzas
Issue Date:July 2009
pp. 227-230
Collaboration in Virtual Organizations is usually informal, dynamic and ad-hoc. In this paper, we introduce Collaboration Patterns as a mechanism to facilitate knowledge-based collaborations. We also propose an event-driven architecture for modeling, recom...
 
SEMPATH: Semantic Adaptive and Personalized Clinical Pathways
Found in: eHealth, Telemedicine, and Social Medicine, International Conference on
By Dimitrios Alexandrou, Fotis Xenikoudakis, Gregoris Mentzas
Issue Date:February 2009
pp. 36-41
As scientific achievements in the area of Healthcare have increased during the last decade, inevitably there has been an increase of treatment quality. One of the challenges to be confronted is the personalization of treatment. The personalization requires...
 
Research Challenges for Achieving Healthcare Business Process Interoperability
Found in: eHealth, Telemedicine, and Social Medicine, International Conference on
By Dimitrios Alexandrou, Gregoris Mentzas
Issue Date:February 2009
pp. 58-65
E-Health systems' interoperability constitutes one of the main challenges of the IT society. E-Health interoperability will not occur without a shared policy and a process framework that will support appropriate business collaboration models and provide a ...
 
Interorganizational Knowledge Exchanges
Found in: IEEE Intelligent Systems
By Dimitris Apostolou, Gregoris Mentzas, Bertin Klein, Andreas Abecker, Wolfgang Maass
Issue Date:July 2008
pp. 65-74
The INKASS (Intelligent Knowledge Assets Sharing and Trading) knowledge exchange system couples case-based reasoning with ontologies to assist match-making between knowledge offers and knowledge demands in an interorganizational context. A tool suite lets ...
 
A Collaborative Information Aggregation System for Idea Management
Found in: Internet and Web Applications and Services, International Conference on
By Efthimios Bothos, Dimitris Apostolou, Gregoris Mentzas
Issue Date:June 2008
pp. 289-296
Collaborative systems and methods are used in companies to support innovation and management of new ideas. The aggregation of innovation-related information from a community of users is a non-trivial task that requires the use of specialized collaborative ...
 
ENIO: An Enterprise Application Integration Ontology
Found in: Database and Expert Systems Applications, International Workshop on
By Athanasios Bouras, Panagiotis Gouvas, Gregoris Mentzas
Issue Date:September 2007
pp. 419-423
If we try to increase the level of automation in Enterprise Application Integration (EAI) scenarios, we confront challenges related to the resolution of data heterogeneities, service discovery and process composition. In this paper, we propose the Enterpri...
 
PASSPORT: A Novel Architectural Model for the Provision of Seamless Cross-Border E-government Services
Found in: Database and Expert Systems Applications, International Workshop on
By Dimitris Gouscos, Gregoris Mentzas, Panagiotis Georgiadis
Issue Date:September 2001
pp. 0318
Abstract: Businesses face significant obstacles in interacting with public administrations across Europe. On the other hand there is recently a clear trend of governments to deliver electronic services (
 
Business Process Knowledge Modelling: Method and Tool
Found in: Database and Expert Systems Applications, International Workshop on
By Giorgos Papavassiliou, Spyridon Ntioudis, Gregoris Mentzas, Andreas Abecker
Issue Date:September 2002
pp. 138
The DECOR approach to Business Process Oriented Knowledge Management (BPOKM) is based upon an extended Business Process Modelling, including automatable knowledge retrieval activities, additional knowledge management tasks and sub-processes, and additional...
 
A Comparative Analysis of Web-Based Collaborative Systems
Found in: Database and Expert Systems Applications, International Workshop on
By Georgia Bafoutsou, Gregory Mentzas
Issue Date:September 2001
pp. 0496
Abstract: E-collaboration and collaborative systems bring geographically dispersed teams together, supporting communication, coordination and cooperation. In this paper we review forty-four products and research prototypes that offer collaborative services...
 
Business-Process Oriented Delivery of Knowledge through Domain Ontologies
Found in: Database and Expert Systems Applications, International Workshop on
By Andreas Abecker, Gregoris Mentzas, Spyridon Ntioudis, Giorgos Papavassiliou, Maria Legal
Issue Date:September 2001
pp. 0442
Abstract: We shortly motivate the idea of possible IT support business-process oriented knowledge management (BPOKM) and sketch some basic approaches to achieve this goal. Then we describe the D?COR (Delivery of context-sensitive organisational knowledge) ...
 
Escape the bubble: guided exploration of music preferences for serendipity and novelty
Found in: Proceedings of the 7th ACM conference on Recommender systems (RecSys '13)
By Dimitris Apostolou, Efthimios Bothos, Gregoris Mentzas, Konstantinos Christidis, Maria Taramigkou
Issue Date:October 2013
pp. 335-338
In order to predict user behaviour recommender systems generate views of the world according to expressed and known user preferences resulting in 'filter bubbles'. This kind of bubbles generally help users to easily identify objects they like. However, it ...
     
Choice architecture for environmentally sustainable urban mobility
Found in: CHI '13 Extended Abstracts on Human Factors in Computing Systems (CHI EA '13)
By Dimitris Apostolou, Efthimios Bothos, Gregoris Mentzas
Issue Date:April 2013
pp. 1503-1508
Personal transportation greatly contributes to environmental pollution from CO2 emissions and persuasive technologies could assist travellers in reducing their ecological impact. In this work we focus on the design of persuasive travel recommenders in orde...
     
A goal driven dynamic event subscription approach
Found in: Proceedings of the 6th ACM International Conference on Distributed Event-Based Systems (DEBS '12)
By Dimitris Apostolou, Gregoris Mentzas, Ioannis Patiniotakis, Nikos Papageorgiou, Yiannis Verginadis
Issue Date:July 2012
pp. 81-84
As the Internet of Things gained momentum for leveraging and offering information access to service-based applications and users, a number of new challenges have been identified in terms of efficiently publishing, subscribing, processing and reacting to ev...
     
Collaboration pattern assistant: an event-driven tool for supporting pattern-based collaborations
Found in: Proceedings of the 5th ACM international conference on Distributed event-based system (DEBS '11)
By Dimitris Apostolou, Gregoris Mentzas, Nikos Papageorgiou, Yiannis Verginadis
Issue Date:July 2011
pp. 387-388
Modern enterprises collaborate intensively in order to operate effectively in a convoluted, dynamic business environment. To facilitate collaborations, patterns have been exploited as models for repeatable collaboration processes for recurring high-value c...
     
A review of patterns in collaborative work
Found in: Proceedings of the 16th ACM international conference on Supporting group work (GROUP '10)
By Dimitris Apostolou, Gregoris Mentzas, Nikos Papageorgiou, Yiannis Verginadis
Issue Date:November 2010
pp. 283-292
Patterns, repeatable processes for recurring high-value tasks, have great potential for assisting computer-mediated collaboration. In this paper we focus on patterns for collaborative work as a means to capture best practices about recurring collaborative ...
     
Conceptual modeling of service-oriented programmable smart assistive environments
Found in: Proceedings of the 1st ACM international conference on PErvasive Technologies Related to Assistive Environments (PETRA '08)
By Gregoris Mentzas, Panagiotis Gouvas, Thanassis Bouras, Yiannis Verginadis
Issue Date:July 2008
pp. 1-29
The imperative need of older people to lead a more independent life in their familiar environment can not be addressed only by the vast progress of the information and communication technologies but also modeling efforts are needed that take into serious a...
     
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