GRIHO és un Grup de Recerca en Interacció Persona Ordinador (IPO) del Departament d'Informàtica i Enginyeria Industrial de la Universitat de Lleida. Es tracta d'un grup interdisciplinar i interdepartamental que te com a objectius la docència, la recerca i el desenvolupament, dins l'àrea de la IPO, aixó inclou l'estudi de la usabilitat i l'accessibilitat, disseny centrat en l'usuari, interficies plàstiques, nous paradigmes entre altres [Més informació].

Recent Submissions

  • Multicultural aspects in HCI-curricula 

    Collazos Ordóñez, César A.; Granollers i Saltiveri, Toni; Gil Iranzo, Rosa María; Guerrero, Luis A.; Ochoa, Sergio F. (Elsevier, 2010)
    In the developing of any kind of interactive and information applications, multicultural aspects, usually, have not been considered. Therefore, people need to adapt to the interfaces instead the opposite, interfaces adapting ...
  • Intellectual Property Rights Management Using a Semantic Web Information System 

    García González, Roberto; Gil Iranzo, Rosa María; Delgado Mercè, Jaime (Springer Verlag, 2004)
    IPR (Intellectual Property Rights) Management is a complex domain. The IPR field is structured by evolving regulations, practises, business models,… Therefore, DRMS (Digital Rights Management Systems) are very difficult ...
  • A MOF-Compliant Approach to Software Quality Modeling 

    Burgués, Xavier; Franch, Xavier; Ribó i Balust, Josep M. (Josep Maria) (Springer Verlag, 2005)
    Software quality is a many-faceted concept that depends on the kind of artifact to be measured, the context where measurement takes place, the quality framework used, and others. Furthermore, there is a great deal of ...
  • Guidelines and Usability Principles to Design and Test Shared-Knowledge Awareness for a CSCL Interface 

    González Azconegui, María Paula; Collazos Ordóñez, César A.; Granollers i Saltiveri, Toni (Springer Verlag, 2006)
    Shared Knowledge Awareness is defined as the consciousness on the shared knowledge that a particular student has when carrying out a collaborative learning activity in a CSCL environment. In fact, an adequate level ...
  • QUINST: A Metamodeling Tool 

    Burgués, Xavier; Franch, Xavier; Ribó i Balust, Josep M. (Josep Maria) (Springer Verlag, 2005)
    We present a metamodeling tool to support a modeling methodology which we have succesfully applied in the field of software quality. As a distinguishing and general purpose functionality, it implements the concept of ...
  • An OWL Copyright Ontology for Semantic Digital Rights Management 

    García González, Roberto; Gil Iranzo, Rosa María (Springer Verlag, 2006)
    Digitalisation and the Internet have caused a content reproduction and distribution revolution with clear implications for copyright management. There are many Digital Rights Management (DRM) efforts that facilitate copyright ...
  • Implicit Plasticity Framework: A Client-Side Generic Framework for Collaborative Activities 

    Sendín Veloso, Montserrat; Collazos Ordóñez, César A. (Springer Verlag, 2006)
    We are interested in integrating and exploiting the sharedknowledge from a group by an existing infrastructure of plasticity, as another parameter more to be embedded in the adaptation process. The aim is to offer the ...
  • Contributions of Dichotomic View of plasticity to seamlessly embed accessibility and adaptivity support in user interfaces 

    Sendín Veloso, Montserrat; López Gil, Juan Miguel (Elsevier, 2009)
    Recent legal changes have increased the need for developing accessible user interfaces in computer-based systems. In this sense, previously existing user interfaces are intended to be modified and new user interfaces are ...
  • Integrating Emotions and Knowledge in Aesthetics Designs Using Cultural Profiles 

    Gil Iranzo, Rosa María; Collazos Ordóñez, César A. (Springer Verlag, 2007)
    Emotions have been described as complex organized states and some Tangible User Interfaces (TUIs) have been developed based on them. TUIs using some kind of physical interfaces called Phidgets, have included a strong emphasis ...
  • A Hybrid Approach for Modelling Early Prototype Evaluation Under User-Centred Design Through Association Rules 

    González Azconegui, María Paula; Granollers i Saltiveri, Toni; Lorés Vidal, Jesús (Springer Verlag, 2007)
    One of the main activities in User Centred Design (UCD) is prototype evaluation, which is traditionally performed by means of an Evaluation Stage that looks for the redefinition of the prototype requirements, involving ...
  • Copyright Management for the LUISA Semantic Learning Content Management System 

    García González, Roberto; Pariente, Tomàs (Springer Verlag, 2008)
    Semantic Web technology is able to provide the required computational semantics for interoperability of learning resources across different Learning Management Systems (LMS) and Learning Object Repositories (LOR). The ...
  • From High Girth Graphs to Hard Instances 

    Ansótegui Gil, Carlos José; Béjar Torres, Ramón; Fernàndez Camon, César; Mateu Piñol, Carles (Springer Verlag, 2008)
    In this paper we provide a new method to generate hard k-SAT instances. Basically, we construct the bipartite incidence graph of a k-SAT instance where the left side represents the clauses and the right side represents ...
  • The Rhizomer Semantic Content Management System 

    García González, Roberto; Gimeno Illa, Juan Manuel; Perdrix Sapiña, Ferran; Gil Iranzo, Rosa María; Oliva Solé, Marta (Springer Verlag, 2008)
    The Rhizomer platform is a Content Management System (CMS) based on a Resource Oriented Approach (RESTful) and Semantic Web technologies. It achieves a great level of flexibility and provides sophisticated content management ...
  • Use of Semantic Tools for a Digital Rights Dictionary 

    Delgado Mercè, Jaime; Gallego, Isabel; García González, Roberto (Springer Verlag, 2004)
    RDDOnto is an ontology that translates the MPEG-21 RDD (Rights Data Dictionary) specification into a hierarchical set of definitions with semantic content included. In the event that this set of definitions is used, ...
  • A Platform for Object-Action Semantic Web Interaction 

    García González, Roberto; Gimeno Illa, Juan Manuel; Perdrix Sapiña, Ferran; Gil Iranzo, Rosa María; Oliva Solé, Marta (Springer Verlag, 2008)
    Semantic Web applications tests show that their usability is seriously compromised. This motivates the exploration of alternative interaction paradigms, different from the "traditional" Web or desktop applications ones. ...
  • Assessing Usability Problems in Latin-American Academic Webpages with Cognitive Walkthroughs and Datamining Techniques 

    González Azconegui, María Paula; Lorés Vidal, Jesús; Granollers i Saltiveri, Toni (Springer Verlag, 2007)
    Qualitative usability evaluation is usually included within the Evaluation Stage in Usability Engineering through a Qualitative Usability Testing process QUT. This QUT process includes the application of methods that ...
  • Telling the story of older people e-mailing: An ethnographical study 

    Sayago Barrantes, Sergio; Blat, Josep (Elsevier, 2010)
    While e-mail is the Internet application most used by older people, very little is known about how they interact with e-mail systems and use them in their daily lives. We undertook a 3-year ethnographical study aimed at ...
  • Facilitating Business Interoperability from the Semantic Web 

    García González, Roberto; Gil Iranzo, Rosa María (Springer Verlag, 2007)
    Most approaches to B2B interoperability are based on language syntax standardisation, usually by XML Schemas. However, due to XML expressivity limitations, they are difficult to put into practice because language semantics ...
  • Do physicians make their articles readable for their blind or low-vision patients? An analysis of current image processing practices in biomedical journals from the point of view of accessibility 

    Splendiani, Bruno; Ribera Turró, Mireia; García González, Roberto; Térmens, Miquel (Springer Verlag, 2014)
    Visual content in biomedical academic papers is a growing source of critical information, but it is not always fully readable for people with visual impairments. We aimed to assess current image processing practices, ...
  • Delivery context negotiated by mobile agents using CC/PP 

    Gil Iranzo, Rosa María; García González, Roberto; Delgado Mercè, Jaime (Springer Verlag, 2003)
    Our approach to content negotiation is a framework of mobile agents, where the agents can migrate from user devices to negotiation servers in order to get access to more resources. We took this approach and now we ...

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