Now showing items 1-18 of 18

  • A middleware for building contract-aware agent-based services 

    Confalonieri, Roberto; Álvarez Napagao, Sergio; Panagiotidi, Sofia; Vázquez Salceda, Javier; Willmott, Steven Nicolás (Springer Verlag, 2008)
    Conference report
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    This paper presents a middleware to help designers in the implementation of contract-aware agent-based services. The middleware provides several components, including a contract manager, a communication manager and a ...
  • CONCIENS: organizational awareness in real-time strategy games 

    Álvarez Napagao, Sergio; Gómez Sebastià, Ignasi; Vázquez Salceda, Javier; Koch, Fernando (IOS Press, 2010)
    Conference lecture
    Open Access
    The implementation of AI in commercial games is usually based on low level designs that makes the control predictable, unadaptive, and non reusable. Recent algorithms such as HTN or GOAP prove that higher levels of abstraction ...
  • Discovery of spatio-temporal patterns from location based social networks 

    Béjar Alonso, Javier; Álvarez Napagao, Sergio; Garcia Gasulla, Dario; Gómez Sebastià, Ignasi; Oliva Felipe, Luis Javier; Tejeda Gómez, José Arturo; Vázquez Salceda, Javier (IOS Press, 2014)
    Conference report
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    Location Based Social Networks (LBSN) have become an interesting source for mining user behavior. These networks (e.g. Twitter, Instagram or Foursquare) collect spatio-temporal data from users in a way that they can be ...
  • Engineering social reality with inheritance relations 

    Aldewereld, Huib; Álvarez Napagao, Sergio; Dignum, Frank; Vázquez Salceda, Javier (Springer, 2009)
    Conference report
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    In systems based on organisational specifications a reoccurring problem remains to be solved in the disparity between the level of abstractness of the organisational concepts and the concepts used in the implementation. ...
  • Making games ALIVE: an organisational approach 

    Álvarez Napagao, Sergio; Koch, Fernando; Gómez Sebastià, Ignasi; Vázquez Salceda, Javier (Springer Verlag, 2010)
    Conference lecture
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    The AI techniques used in commercial games are usually predictable, inflexible and unadaptive, causing a lack of realism for the player. In this paper, we introduce a proposal of integrating the ALIVE framework, based on ...
  • Making norms concrete 

    Aldewereld, Huib; Álvarez Napagao, Sergio; Dignum, Frank; Vázquez Salceda, Javier (2010)
    Conference report
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    In systems based on organisational specifications a reoccurring problem remains to be solved in the disparity between the level of abstractness of the organisational concepts and the concepts used in the implementation. ...
  • Making smart cities smarter using artificial intelligence techniques for smarter mobility 

    Vázquez Salceda, Javier; Álvarez Napagao, Sergio; Tejeda Gómez, José Arturo; Oliva Felipe, Luis Javier; Garcia Gasulla, Dario; Gómez Sebastià, Ignasi; Codina Busquet, Víctor (SciTePress, 2014)
    Conference report
    Open Access
    The term Smart City is tipically applied to urban and metropolitan areas where Information and Communication Technologies provide ways to enable social, cultural and urban development, improving social and political ...
  • Norms, organisations and semantic web services: The ALIVE approach 

    Álvarez Napagao, Sergio; Cliffe, Owen; Vázquez Salceda, Javier; Padget, Julián (2009)
    Conference report
    Open Access
    ALIVE is an EU FP7 STREP whose goal is the convergence of organisational and normative modelling with and service-oriented architectures (SOAs) using model-driven software engineering. The project provides a framework ...
  • Reasoning about abductive inferences in BDI agents 

    Lopes, João Sousa; Álvarez Napagao, Sergio; Reis, Susana; Vázquez Salceda, Javier (2009-04-24)
    External research report
    Open Access
    The capability of a computational system to deal with unexpected, changing situations and limited perception of the environment is becoming more a more relevant, in oder to make systems flexible and more reliable. Multi-agent ...
  • Situated agents and humans in social interaction for elderly healthcare: the case of COAALAS 

    Gómez Sebastià, Ignasi; Álvarez Napagao, Sergio; Garcia Gasulla, Dario; Cortés García, Claudio Ulises (2013)
    Conference report
    Open Access
    Assistive Technologies (AT) are an application area where several Artificial Intelligence techniques and tools have been successfully applied to support elder or impeded people on their daily activities. However, approaches ...
  • Social network data analysis for event detection 

    Garcia Gasulla, Dario; Álvarez Napagao, Sergio; Tejeda Gómez, José Arturo; Oliva Felipe, Luis Javier; Gómez Sebastià, Ignasi; Béjar Alonso, Javier; Vázquez Salceda, Javier (IOS Press, 2014)
    Conference lecture
    Open Access
    Cities concentrate enough Social Network (SN) activity to empower rich models. We present an approach to event discovery based on the information provided by three SN, minimizing the data properties used to maximize the ...
  • Socially-aware emergent narrative 

    Álvarez Napagao, Sergio; Gómez Sebastià, Ignasi; Panagiotidi, Sofia; Tejeda Gómez, José Arturo; Oliva Felipe, Luis Javier; Vázquez Salceda, Javier (2012)
    Conference report
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    In agent research, emergent narrative aims for practical solutions to the narrative paradox problem in both drama and interactive scenarios. At the same time, organisational frameworks can be used in games to provide ...
  • Society of situated agents for adaptable eldercare 

    Gómez Sebastià, Ignasi; Garcia Gasulla, Dario; Álvarez Napagao, Sergio (2011-10-01)
    Article
    Restricted access - publisher's policy
    Assistive technologies are applied to support people in their daily life. Most approaches focus solely on the direct interaction between users – in our case, disabled patients - and the assistive tool, but Artificial ...
  • Towards a framework for the analysis of regulative norm performance in complex networks 

    Oliva Felipe, Luis Javier; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (2012)
    Conference lecture
    Open Access
    Systemic analysis of dynamics in complex networks has allured interest from different fields. Norms are a mechanism that can be useful to govern or guide the behavior of agents in such scenarios. Such effects of norms can ...
  • Towards an implementation of a social electronic reminder for pills 

    Gómez Sebastià, Ignasi; Garcia Gasulla, Dario; Álvarez Napagao, Sergio; Vázquez Salceda, Javier; Cortés García, Claudio Ulises (2012)
    Conference report
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    Non-compliance with prescribed medication is a major problem for elder people living alone in developed countries. Forgetfulness and confusion can lead to it, specially when multiple pathologies require a cocktail of diff ...
  • USE: a concept-based recommendation system to support creative search 

    Sousa Lopes, João; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (IEEE Computer Society Publications, 2009)
    Conference report
    Open Access
    Semiotics is a field on which research in Computer Science methodologies has focused, mainly concerning Syntax and Semantics. These methodologies, however, are lacking some flexibility for the continuously evolving web ...
  • USE: a multi-agent user-driven recommendation system for semantic knowledge extraction 

    Lopes, João Sousa; Álvarez Napagao, Sergio; Confalonieri, Roberto; Vázquez Salceda, Javier (2009-06-15)
    External research report
    Open Access
    Semiotics is a field where research on Computer Science methodologies has focused, mainly concerning Syntax and Semantics. These methodologies, however, are lacking of some flexibility for the continuously evolving web ...
  • Word sense ranking based on semantic similarity and graph entropy 

    Sousa Lopes, João; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (2009-06-15)
    External research report
    Open Access
    In this paper we propose a system for the recommendation of tagged pictures obtained from the Web. The system, driven by user feedback, executes an abductive reasoning (based on WordNet synset semantic relations) that is ...