Now showing items 4-23 of 24

  • Dealing with changes in service-oriented computing through integrated goal and variability modelling 

    Clotet Martínez, Roger; Dhungana, Deepak; Franch Gutiérrez, Javier; Grünbacher, Paul; López Cuesta, Lidia; Marco Gómez, Jordi; Seyff, Norbert (2008-01)
    Article
    Restricted access - publisher's policy
    Variability modelling and service- orientation are important approaches for achieving both the flexibility and adaptability required by stakeholders of software systems. In this paper we present an approach that integrates ...
  • Definition and uses of the i* metamodel 

    Cares, Carlos; Franch Gutiérrez, Javier; López Cuesta, Lidia; Marco Gómez, Jordi (2010-05-28)
    Article
    Open Access
    The clear definition of a metamodel can be considered helpful for any conceptual modeling approach, and the i* framework is not an exception. Agreeing on a metamodel for i* can be considered even more convenient than ever ...
  • Goal-driven adaptation of service-based systems from runtime monitoring data 

    Franch Gutiérrez, Javier; Grünbacher, Paul; Oriol Hilari, Marc; Burgstaller, Benedikt; Dhungana, Deepak; López Cuesta, Lidia; Marco Gómez, Jordi; Pimentel, João Henrique (2011)
    Conference report
    Open Access
    Service-based systems need to provide flexibility to adapt both to evolving requirements from multiple, often conflicting, ephemeral and unknown stakeholders, as well as to changes in the runtime behavior of their component ...
  • HiME: Hierarchical i* Modeling Editor 

    López Cuesta, Lidia; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2009)
    Article
    Open Access
    In this paper, we present HiME, a tool for editing i* models. The distinguishing characteristic of HiME is its ability to deal with inheritance. It includes specific operations for declaring an actor as heir of another and ...
  • Making explicit some implicit i* language decisions 

    López Cuesta, Lidia; Franch Gutiérrez, Javier; Marco Gómez, Jordi (Springer, 2011)
    Conference report
    Restricted access - publisher's policy
  • Managing risk in open source software adoption 

    Franch Gutiérrez, Javier; Susi, Angelo; Annosi, Maria Carmela; Ayala Martínez, Claudia Patricia; Glott, Ruediger; Gross, Daniel; Kenett, Ron; Mancinelli, Fabio; Ramsany, Pop; Thomas, Cedric; Ameller, David; Bannier, Stijn; Bergida, Nili; Blumenfeld, Yehuda; Bouzereau, Olivier; Costal Costa, Dolors; Dominguez, Manuel; Haaland, Kirsten; López Cuesta, Lidia; Mourandini, Mirko; Sienna, Alberto (2013)
    Conference report
    Open Access
    By 2016 an estimated 95% of all commercial software packages will include Open Source Software (OSS). This extended adoption is yet not avoiding failure rates in OSS projects to be as high as 50%. Inadequate risk management ...
  • Model interchange and tool interoperability in the i* framework: a proof of concept 

    Colomer, Daniel; López Cuesta, Lidia; Cares, Carlos; Franch Gutiérrez, Javier (2011)
    Conference report
    Open Access
  • Modelling and applying OSS adoption strategies 

    López Cuesta, Lidia; Costal Costa, Dolors; Ayala Martínez, Claudia Patricia; Franch Gutiérrez, Javier; Glott, Ruediger; Haaland, Kirsten (Springer, 2014)
    Conference report
    Restricted access - publisher's policy
    Increasing adoption of Open Source Software (OSS) in information system engineering has led to the emergence of different OSS business strategies that affect and shape organizations’ business models. In this context, ...
  • On the meaning of inheritance in i* 

    Clotet Martínez, Roger; Franch Gutiérrez, Javier; López Cuesta, Lidia; Marco Gómez, Jordi; Seyff, Norbert; Grünbacher, Paul (Tapir Academic Press, 2007)
    Conference report
    Open Access
    The is-a relationship among actors has been introduced since the very beginning of i*. However, the effect of this construct at the level of intentional elements and dependencies is not always clear. In this paper, we ...
  • Ontological analysis of means-end links 

    Franch Gutiérrez, Javier; Guizzardi, Renata; Guizzardi, Giancarlo; López Cuesta, Lidia (CEUR Workshop Proceedings, 2011)
    Conference report
    Open Access
    The i* community has raised several main dialects and dozens of variations in the definition of the i* language. Differences may be found related not just to the representation of new concepts but to the very core of the ...
  • Open framework for web service selection using multimodal and configurable techniques 

    Cabrera Béjar, Óscar Jair; Oriol Hilari, Marc; Franch Gutiérrez, Javier; Marco Gómez, Jordi; López Cuesta, Lidia; Fragoso Díaz, Olivia Graciela; Santaolaya, René (2014-12-31)
    Article
    Restricted access - publisher's policy
    Services as part of our daily life represent an important means to deliver value to their consumers and have a great economic impact for organizations. The service consumption and their exponential proliferation show the ...
  • Quantifying the impact of OSS adoption risks with the help of i* Models 

    Costal Costa, Dolors; Gross, Daniel; López Cuesta, Lidia; Morandini, Mirko; Siena, Alberto; Susi, Angelo (2014)
    Conference report
    Open Access
    Adopting Open Source Software (OSS) components in organisational settings requires evaluating the possible impact of adoption decisions on business goals. Measures available in OSS, capturing indicators such as the quality ...
  • Requirements modelling for multi-stakeholder distributed systems: challenges and techniques 

    Clotet Martínez, Roger; Franch Gutiérrez, Javier; Grünbacher, Paul; López Cuesta, Lidia; Marco Gómez, Jordi; Quintus, Michael; Seyff, Norbert (Univ. Marrakesch, 2007)
    Conference lecture
    Open Access
    Multi-Stakeholder Distributed Systems (MSDS) are distributed systems in which subsets of the nodes are designed, owned, or operated by distinct stakeholders. New computing paradigms such as service-oriented computing mean ...
  • Specialization in i* strategic rationale diagrams 

    López Cuesta, Lidia; Franch Gutiérrez, Javier; Marco Gómez, Jordi (Springer, 2012)
    Conference report
    Open Access
    The specialization relationship is offered by the i* modeling language through the is-a construct defined over actors (a subactor is-a superactor). Although the overall meaning of this construct is highly intuitive, its ...
  • Specialization in i* strategic rationale diagrams 

    López Cuesta, Lidia; Franch Gutiérrez, Javier; Marco Gómez, Jordi (2012-06-11)
    External research report
    Open Access
    The specialization relationship is offered by the i* modeling language through the is-a construct defined over actors (a subactor is-a superactor). Although the overall meaning of this construct is highly intuitive, its ...
  • The notion of specialization in the i*framework 

    López Cuesta, Lidia (Universitat Politècnica de Catalunya, 2013-05-16)
    Doctoral thesis
  • Tool interoperability using iStarML 

    Cares, Carlos; Franch Gutiérrez, Javier; Colomer, Daniel; López Cuesta, Lidia (CEUR Workshop Proceedings, 2011)
    Conference report
    Open Access
    iStarML is an XML-based format for enabling interoperability among i* tools. Its main design focus was to support data interchange even when involved tools implement different i* variants. In this paper, we present a summary ...
  • Using i* to represent OSS ecosystems for risk assessment 

    Ayala Martínez, Claudia Patricia; Franch Gutiérrez, Javier; López Cuesta, Lidia; Morandini, Mirko; Susi, Angelo (2013)
    Conference report
    Open Access
    Open Source Software (OSS) is a strategic asset for organisations thanks to its short time-to-market, the opportunity for a reduced development effort and total cost of ownership, and its customization capabilities. OSS-based ...
  • Using measures to improve i* models for automatic interoperability in model-driven development processes 

    Giachetti, Giovanni; Franch Gutiérrez, Javier; Marín, Beatriz; Pastor, Oscar; Cares, Carlos; López Cuesta, Lidia (2011)
    Conference report
    Restricted access - publisher's policy
    The use of requirement modeling approaches in model-driven development (MDD) is a relevant topic that has received special attention during the last years. However, there still are several issues that must be taken into ...
  • WeSSQoS: a configurable SOA system for quality-aware web service selection 

    Cabrera Bejar, Oscar; Oriol Hilari, Marc; Franch Gutiérrez, Javier; López Cuesta, Lidia; Marco Gómez, Jordi; Fragoso, Olivia; Santaolaya, René (2011-10)
    External research report
    Open Access
    Web Services (WS) have become one the most used technologies nowadays in software systems. Among the challenges when integrating WS in a given system, requirements-driven selection occupies a prominent place. A comprehensive ...