• 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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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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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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Towards teacher-led design inquiry of learning
This paper proposes “teacher-led design inquiry of learning” as a new model of educational practice and professional development. This model combines four existing models. It integrates teacherExpand
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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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SENSE: A collaborative selfish node detection and incentive mechanism for opportunistic networks
TLDR
We propose SENSE, a novel social-based collaborative content and context-based selfish node detection algorithm with an incentive mechanism, which aims to reduce the issues of having selfish nodes in an opportunistic network. Expand
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PolyCAFe—automatic support for the polyphonic analysis of CSCL chats
TLDR
We present the PolyCAFe system, which provides tools that support the polyphonic analysis of chat conversations and online discussion forums of small groups of learners. Expand
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Predicting Success in Massive Open Online Courses (MOOCs) Using Cohesion Network Analysis
TLDR
This study uses Cohesion Network Analysis (CNA) indices to identify student patterns related to course completion in a massive open online course (MOOC). Expand
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A SEMANTIC APPROACH TO ANALYZE SCIENTIFIC PAPER ABSTRACTS
TLDR
We present a general perspective of the domain by performing semantic comparisons between article abstracts using natural language processing techniques such as Latent Semantic Analysis, Latent Dirichlet Allocation or semantic distances in lexicalized ontologies. Expand
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