Using Rules for the Integration of Heterogeneous and Autonomous Context-Aware Systems (2009)
David Mosén, Arantza Illarramendi, Said Hacid
Abstract. In this paper we introduce NUBIA, a middleware that combines, through business rules, information generated by heterogeneous and autonomous systems. Communication between NUBIA and systems...
Ontological Commitments on the Classes of Messages: an Step towards Agents Semantic (2009)
Miren I. Bagüés, Jesús Bermúdez, Arantza Illarramendi, Alberto Tablado, Alfredo Goñi
Abstract. Nowadays it is increasing the tendency of using agents on behalf of information systems in their interactions with other autonomous information systems. Moreover, there exists an actual...
A Query Processor for Prediction-Based Monitoring of Data Streams (2009)
Sergio Ilarri, Arantza Illarramendi
Networks of sensors are used in many different fields, from industrial applications to surveillance applications. A common feature of these applications is the necessity of a monitoring...
Dealing with Continuous Location-Dependent Queries: Just-in-Time Data Refreshment\Lambda (2009)
Sergio Ilarriy, Eduardo Mena, Arantza Illarramendi
Abstract Among mobile computing applications, location-based services are expected to be a big business for wireless operators. These services provide value added by considering the location of the...
Processing of Data Streams with Prediction Functions (2008)
Sergio Ilarri, Ouri Wolfson, Eduardo Mena, Arantza Illarramendi, Naphtali Rishe
Networks of sensors arise naturally in many different fields, from industrial applications (e.g., monitoring of environmental parameters in a chemical plant) to surveillance applications (e.g.,...
Processing of Data Streams with Prediction Functions (2008)
Sergio Ilarri, Ouri Wolfson, Eduardo Mena, Arantza Illarramendi, Naphtali Rishe
Networks of sensors arise naturally in many different fields, from industrial applications (e.g., monitoring of environmental parameters in a chemical plant) to surveillance applications (e.g.,...
A Web Access to Data in a Mobile ECG Monitoring System 1 (2008)
Jimena Rodríguez, Lacramioara Dranca, Alfredo Goñi, Arantza Illarramendi
Abstract. The cardiovascular diseases and, in particular, diseases related to arrhythmias are a problem that affects a big percentage of the population, being one of the major cause of death in...
A New Mechanism for the Interoperability of Data Systems (2008)
Miren I. Bagües, Jesus Bermudez, Arantza Illarramendi, Alberto Tablado, Alfredo Goni
New advances in the areas of Internet and network communications have facilitated in some way the work with distinct data systems located at di#erent places. However, what it is still missing is the...
Using Reasoning of Description Logics for Query Processing in Multidatabase Systems (2007)
Alfredo Goñi, Jesús Bermúdez, José M. Blanco, Arantza Illarramendi
. Nowadays, the interest to work simultaneously with data stored in several databases is growing. Multidatabase Systems (MDBS) have been proposed as a solution to work with different pre-existing...
Monitoring the Evolution of Databases in Federated Relational Database Systems (2007)
Alfredo Goñi, Arantza Illarramendi, Eduardo Mena, José Miguel Blanco
Federated Database Systems allow users to work with data stored in multiple databases by formulating queries over an integrated view. This kind of systems are of special interest for the emerging...
Self-synchronization of Cooperative Agents in a Distributed Environment (2007)
Sergio Ilarri, Eduardo Mena, Arantza Illarramendi
Abstract. Multiagent systems have been widely used in applications that are inherently distributed such as information retrieval, network diagnosis, and distributed vehicle monitoring. The use of...
Aingeru: an Innovating System for Tele Assistance of Elderly People (2007)
Alberto Tablado, Arantza Illarramendi, Miren I. Bagüés, Jesús Bermúdez, Alfredo Goñi
Abstract. In this article we present the main features of Aingeru, a system that provides a new kind of tele assistance service. The purpose of developing Aingeru has been to overcome the main...
Using Reasoning of Description Logics for Query Processing in Multidatabase Systems (2007)
Jos'e M. Blanco, Arantza Illarramendi
Abstract. Nowadays, the interest to work simultaneously with data stored in several databases is growing. Multidatabase Systems (MDBS) have been proposed as a solution to work with different...
1. Introduction Mobile Computing: Data Management Issues (2007)
Alfredo Goñi, Arantza Illarramendi
In the last few years, the use of portable computers and wireless networks has been widespread. The combination of both opens the door to a new technology: mobile computing. Although the wireless
Yolanda Villate, Arantza Illarramendi, Evaggelia Pitoura
The possibility of accessing and/or receiving local or remote data anywhere and at anytime constitutes an important advantage in many business environments. However, when working with mobile devices,...
Yolanda Villate, Arantza Illarramendi, Evaggelia Pitoura
Abstract. Accessing remote data anywhere and at anytime constitutes an important advantage in many business environments. However, when working with mobile devices, users face many problems related...
06431 Working Group Report on Managing and Integrating Data in P2P Databases (2007)
Boncz, Peter A., Bonifati, Angela, Illarramendi, Arantza, Janacik, Peter, König-Ries, Birgitta, Lehner, Wolfgang, ...
In this report, to our best recollection, we provide a summary of the working group ââ¬ËManaging and Integrating Data in P2P Databasesââ¬â¢ of the Dagstuhl Seminar nr. 6431 on...
Boncz, Peter A., Bonifati, Angela, Böse, Joos-Hendrik, Böttcher, Stefan, Chrysanthis, Panos Kypros, Gruenwald, Le, ...
Currently, data management technologies are in the process of finding their way into evolving networks, i.e. P2P, ad hoc and wireless sensor networks. We examine the properties, differences and...
A.: Location-dependent queries in mobile contexts: Distributed processing using mobile agents (2006)
Sergio Ilarri, Eduardo Mena, Arantza Illarramendi
Abstract—With the current advances of mobile computing technology, we are witnessing an explosion in the development of applications that provide mobile users with a wide range of services. In this...
A wireless Application that Monitors ECG signals on-line: Architecture and performance (2004)
Jimena Rodríguez, Lacramioara Dranca, Alfredo Goñi, Arantza Illarramendi
Abstract: In this paper, we present an innovating on-line monitoring system that has been developed by applying new advances in biosensors, mobile devices and wireless technologies. The aim of the...
Emergent semantics principles and issues (2004)
Karl Aberer, Tiziana Catarci, Said Hacid, Arantza Illarramendi, Massimo Mecella, ...
Abstract. Information and communication infrastructures underwent a rapid and extreme decentralization process over the past decade: From a world of statically and partially connected central servers...
Emergent Semantics Systems (2004)
Karl Aberer, Tiziana Catarci, Tharam Dillon, Stephan Grimm, Said Hacid, Arantza Illarramendi, ...
Abstract. With new standards like RDF or OWL paving the way for the much anticipated Semantic Web, a new breed of very large scale semantic systems is about to appear. Traditional semantic...
Emergent Semantics Systems (2004)
Karl Aberer, Tiziana Catarci, Philippe Cudré-Mauroux, Tharam Dillon, Stephan Grimm, Mohand-Said Hacid, ...
With new standards like RDF or OWL paving the way for the much anticipated Semantic Web, a new breed of very large scale semantic systems is about to appear. Traditional semantic reconciliation...
Emergent Semantics Systems (2004)
Karl Aberer, Tiziana Catarci, Tharam Dillon, Stephan Grimm, Said Hacid, Arantza Illarramendi, ...
Abstract. With “peer production ” becoming commonplace and new standards like RDF or OWL paving the way for the much anticipated semantic web, a new breed of very large scale semantic systems is...
Emergent Semantics Principles and Issues (2004)
Karl Aberer, Philippe Cudré-Mauroux, Aris M. Ouksel, Tiziana Catarci, Mohand-Said Hacid, ...
Information and communication infrastructures underwent a rapid and extreme decentralization process over the past decade: From a world of statically and partially connected central servers rose an...
Jose M. Puyal, Eduardo Mena, Arantza Illarramendi
Abstract. The actual great demand of wireless devices is generating a special interest on developing new services that provide users of those devices with new software facilities. In this context we...
Dealing with Continuous Location-Dependent Queries: Just-in-Time Data Refreshment (2003)
Sergio Ilarri, Eduardo Mena, Arantza Illarramendi
Among mobile computing applications, location-based services are expected to be a big business for wireless operators. These services provide value added by considering the location of the user in...
Agent-Based and Mobile External Storage for Users of Mobile Devices (2002)
Yolanda Villate, Arantza Illarramendi, Evaggelia Pitoura
Keeping data in a secure and safe space is a real problem for many users of mobile devices because those devices are more vulnerable and fragile than the stationary ones. To solve that problem many...
Sergio Ilarri, Eduardo Mena, Arantza Illarramendi
Nowadays the number of mobile devices is increasing rapidly. However there is a lack of data services that can be efficiently performed in mobile computing environments. The main reason is that many...
Customizable software retrieval facility for mobile computers using agents (2000)
Eduardo Mena, Arantza Illarramendi, Alfredo Goni
Two tasks that entail a certain degree of difficulty when dealing with computers are retrieving and installing new software. So, the need arises to provide users with tools that help them retrieve...
Extending the Data Services of Mobile Computers by External Data Lockers (2000)
Yolanda Villate, Evaggelia Pitoura, Arantza Illarramendi, Ahmed K. Elmagarmid
Although mobile computers are becoming more and more powerful, the intrinsic features of wireless communications - poor quality, limited bandwidth, continuous disconnections, expensive communications...
Eduardo Mena, Arantza Illarramendi, Vipul Kashyap, Amit Sheth, Athman Bouguettaya
. There has been an explosion in the types, availability and volume of data accessible in an information system, thanks to the World Wide Web (the Web) and related inter-networking technologies. In...
Yolanda Villate, Arantza Illarramendi, Evaggelia Pitoura
Accessing remote data anywhere and at anytime constitutes an important advantage in many business environments. However, when working with mobile devices, users face many problems related to: (1)...
Extending the Data Services of Mobile Computers by External Data Lockers (2000)
Yolanda Villate, Evaggelia Pitoura, Arantza Illarramendi, Ahmed K. Elmagarmid
Although mobile computers are becoming more and more powerful, the intrinsic features of wireless communications - poor quality, limited bandwidth, continuous disconnections, expensive communications...
An ontology connected to several data repositories (1998)
Arantza Illarramendi, Eduardo Mena, Depto Lsi, Depto Lsi, Depto Lsi
The great expansion of communication networks has made available to users a huge number of heterogeneous and autonomous data repositories that present different structures/organizations, query...
Querying Heterogeneous and Distributed Data Repositories using Ontologies (1997)
Eduardo Mena, Arantza Illarramendi
Abstract. The facility that allows users to query heterogeneous and distributed data repositories the majority of users. Moreover, that facility should hide all the intrinsic problems related to the...
Eduardo Mena, Facultad De Inform'atica, Vipul Kashyap, Arantza Illarramendi, Amit Sheth
Abstract. The ability to deal with a huge number of independent and heterogeneous repositories is the most critical problem in Global Information Systems. One approach to enable efficient query...
Eduardo Mena, Facultad De Inform'atica, Vipul Kashyap, Arantza Illarramendi, Amit Sheth
. The ability to deal with a huge number of independent and heterogeneous repositories is the most critical problem in Global Information Systems. One approach to enable efficient query processing is...