Exploració per autor "Álvarez Napagao, Sergio"
Ara es mostren els items 33-46 de 46
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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)
Text en actes de congrés
Accés obertAssistive 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)
Comunicació de congrés
Accés obertCities 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)
Text en actes de congrés
Accés restringit per política de l'editorialIn 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
Accés restringit per política de l'editorialAssistive 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 ... -
Testing reinforcement learning explainability methods in a multi-agent cooperative environment
Domènech Vila, Marc; Gnatyshak, Dmitry; Tormos Llorente, Adrián; Álvarez Napagao, Sergio (IOS Press, 2022)
Text en actes de congrés
Accés obertThe adoption of algorithms based on Artificial Intelligence (AI) has been rapidly increasing during the last years. However, some aspects of AI techniques are under heavy scrutiny. For instance, in many cases, it is not ... -
The ethical use of high-performance computing and artificial intelligence: fighting COVID-19 at Barcelona Supercomputing Center
Cortés García, Claudio Ulises; Cortés Martínez, Atia; Garcia Gasulla, Dario; Pérez Arnal, Raquel Leandra; Álvarez Napagao, Sergio; Álvarez Lacalle, Enrique (Springer Science and Business Media LLC, 2022-05)
Article
Accés obertThe COVID-19 pandemic has created an extraordinary medical, economic and humanitarian emergency. Artificial intelligence, in combination with other digital technologies, is being used as a tool to support the fight against ... -
The impact of COVID-19 on flight networks
Suzumura, Toyotaro; Kanezashi, Hiroki; Dholakia, Mishal; Ishii, Euma; Álvarez Napagao, Sergio; Pérez Arnal, Raquel Leandra; Garcia Gasulla, Dario (Institute of Electrical and Electronics Engineers (IEEE), 2020)
Text en actes de congrés
Accés obertAs COVID-19 transmissions spread worldwide, governments have announced and enforced travel restrictions to prevent further infections. Such restrictions have a direct effect on the volume of international flights among ... -
Towards a framework for the analysis of regulative norm performance in complex networks
Oliva Felipe, Luis Javier; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (2012)
Comunicació de congrés
Accés obertSystemic 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 a goal-oriented agent-based simulation framework for high-performance computing
Gnatyshak, Dmitry; Oliva Felipe, Luis Javier; Álvarez Napagao, Sergio; Padget, Julián; Vázquez Salceda, Javier; Garcia Gasulla, Dario; Cortés García, Claudio Ulises (IOS Press, 2019)
Comunicació de congrés
Accés obertCurrently, agent-based simulation frameworks force the user to choose between simulations involving a large number of agents (at the expense of limited agent reasoning capability) or simulations including agents with ... -
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)
Text en actes de congrés
Accés restringit per política de l'editorialNon-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 ... -
Urban context detection and context-aware recommendation via networks of "humans as sensors"
Álvarez Napagao, Sergio; Tejeda Gómez, José Arturo; Oliva Felipe, Luis Javier; Garcia Gasulla, Dario; Codina Busquet, Víctor; Gómez Sebastià, Ignasi; Vázquez Salceda, Javier (Springer, 2015)
Text en actes de congrés
Accés obertThe wide adoption of smart mobile devices makes the concept of human as a sensor possible, opening the door to new ways of solving recurrent problems that occur in everyday life by taking advantage of the information these ... -
USE: a concept-based recommendation system to support creative search
Sousa Lopes, João; Álvarez Napagao, Sergio; Vázquez Salceda, Javier (IEEE Computer Society Publications, 2009)
Text en actes de congrés
Accés obertSemiotics 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)
Report de recerca
Accés obertSemiotics 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)
Report de recerca
Accés obertIn 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 ...