Now showing items 41-46 of 46

  • Towards an automatic real-time assessment of online discussions in computer-supported collaborative learning practices 

    Caballé Llobet, Santiago; Xhafa Xhafa, Fatos; Abraham, Ajith (Institute of Electrical and Electronics Engineers (IEEE), 2008)
    Conference report
    Open Access
    The discussion process plays an important social task in Computer-Supported Collaborative Learning (CSCL) where participants can discuss about the activity being performed, collaborate with each other through the exchange ...
  • Towards a normalized trustworthiness approach to enhance security in on-line assessment 

    Miguel, Jorge; Caballé Llobet, Santiago; Xhafa Xhafa, Fatos; Prieto, Josep; Barolli, Leonard (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Open Access
    This paper proposes an approach to enhance information security in on-line assessment based on a normalized trustworthiness model. Among collaborative e-Learning drawbacks which are not completely solved, we have investigated ...
  • Using a grid platform for enabling real time user modeling in on-line campus 

    Caballé Llobet, Santiago; Xhafa Xhafa, Fatos; Daradoumis, Thanasis; Esteve, Joana; Barolli, Leonard; Durresi, Arjan (Institute of Electrical and Electronics Engineers (IEEE), 2007)
    Conference report
    Open Access
    User modelling in on-line distance learning is an important research field focusing on two important aspects: describing and predicting students' actions and intentions as well as adapting the learning process to students' ...
  • Using bi-clustering algorithm for analyzing online users activity in a virtual campus 

    Xhafa Xhafa, Fatos; Caballé Llobet, Santiago; Barolli, Leonard; Molina, Albert; Miho, Rozeta (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Conference report
    Open Access
    Data mining algorithms have been proved to be useful for the processing of large data sets in order to extract relevant information and knowledge. Such algorithms are also important for analyzing data collected from the ...
  • Using mobile devices to support online collaborative learning 

    Caballé Llobet, Santiago; Xhafa Xhafa, Fatos; Barolli, Leonard (Hindawi, 2010)
    Article
    Open Access
    Mobile collaborative learning is considered the next step of on-line collaborative learning by incorporating mobility as a key and breakthrough requirement. Indeed, the current wide spread of mobile devices and wireless ...
  • Using trustworthy web services for secure e-assessment in collaborative learning grids 

    Caballé Llobet, Santiago; Miguel Moneo, Jorge; Xhafa Xhafa, Fatos; Capuano, Nicola; Conesa Caralt, Jordi (2017-01-27)
    Article
    Restricted access - publisher's policy
    The paper presents innovative trustworthy services to support secure e-assessment in web-based collaborative learning grids. Although e-Learning has been widely adopted, there exist still drawbacks which limit their ...