• Publications
  • Influence
Participation in virtual academic communities of practice under the influence of technology acceptance and community factors. A learning analytics application
TLDR
Learning analytics in virtual communities of practice (vCoP) can be influenced at the same time by technology acceptance and by community factors. Expand
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Improving Topic Evaluation Using Conceptual Knowledge
TLDR
We present a system that computes the conceptual relevance of individual topics from a given model on the basis of information drawn from an external concept hierarchy, in this case WordNet. Expand
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ReaderBench, an Environment for Analyzing Text Complexity and Reading Strategies
TLDR
ReaderBench is a multi-purpose, multi-lingual and flexible environment that enables the assessment of a wide range of learners' productions and their manipulation by the teacher. Expand
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ReaderBench: Automated evaluation of collaboration based on cohesion and dialogism
TLDR
As Computer-Supported Collaborative Learning (CSCL) gains a broader usage, the need for automated tools capable of supporting tutors in the time-consuming process of analyzing conversations becomes more pressing. Expand
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Polyphonic Inter-Animation of Voices in VMT
TLDR
This chapter introduces a theoretical framework for analyzing collaborative problem solving in chats, based on the concept of polyphony and Bakhtin’s theory of dialog and proposes software tools for the visualization of the polyphonic weaving in chats. Expand
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Visualisation of Learners' Contributions in Chat Conversations
TLDR
In this paper is presented a novel dialogistic, socio-cultural perspective and an associated software tool, which provide structured visualisation and analysis means of Computer Supported Collaborative Learning chat conversations. Expand
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Finding student-centered open learning environments on the internet: Automated dialogue assessment in academic virtual communities of practice
TLDR
This study proposes and validates two tools for automated dialogue assessment, ReaderBench and Important Moments, developed on the ground of the polyphonic social knowledge building model. Expand
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ASAP- An Advanced System for Assessing Chat Participants
TLDR
The paper presents a method and an implemented system for the assessment of the participants' competences in a collaborative environment based on an instant messenger conversation (chat). Expand
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Evaluation of Virtual Learning Environments Using Logs and Social Networks
TLDR
The paper presents an evaluation method for e-learning platforms, based on different types of measurements collected in logs of interactions dur- ing learning sessions, and on the analysis of collaborative learning activities performed using social networks. Expand
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A Polyphonic Model and System for Inter-animation Analysis in Chat Conversations with Multiple Participants
TLDR
This paper proposes a discourse model for such chats, based on Mikhail Bakhtin's dialogic theory. Expand
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