This paper presents a Vygotskian research device that focuses on collaborative activities based on the manipulation of linguistic objects in a primary school classroom, with 8-9-year-old children. Through social exchanges among the different points of view, the children were engaged in a dynamic process of building and negotiating mathematical…

This research shows the power of powerful metaphors in a language or linguistic perspective. It aimed at examining the important factors like reproduction of metaphors according to the theme of contestation, its duration, use of electronic media and problems associated with their forms, class and syntactic structures in a linguistic perspective.…

Research related to online discussions frequently faces the problem of analyzing huge corpora. Natural Language Processing (NLP) technologies may allow automating this analysis. However, the state-of-the-art in machine learning and text mining approaches yields models that do not transfer well between corpora related to different topics. Also,…