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Iowa State University

Educational Methods

Automated Writing Evaluation

Publication Year

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Full-Text Articles in Education

Designing An Intelligent Discourse Evaluation Tool: Theoretical, Empirical, And Technological Considerations, Elena Cotos Jan 2009

Designing An Intelligent Discourse Evaluation Tool: Theoretical, Empirical, And Technological Considerations, Elena Cotos

Elena Cotos

Considering the promising potential of ICALL and intelligent feedback, this paper addresses this topic from the perspective of practical applications. It reviews existing intelligent language learning systems and their feedback capabilities, arguing that while ICALL is very promising and highly complex, its development should be more principled. In other words, the decisions behind the system design need to be justified theoretically, integrating technology with theory, research, and practice in instructed SLA. To support this argument, this paper provides an example of how this was achieved in the context of L2 graduate academic writing. It describes a new natural language processing-based …


Automatic Identification Of Discourse Moves In Scientific Article Introductions, Elena Cotos, Nick Pendar Jan 2008

Automatic Identification Of Discourse Moves In Scientific Article Introductions, Elena Cotos, Nick Pendar

Elena Cotos

This paper reports on the first stage of building an educational tool for international graduate students to improve their academic writing skills. Taking a text-categorization approach, we experimented with several models to automatically classify sentences in research article introductions into one of three rhetorical moves. The paper begins by situating the project within the larger framework of intelligent computer-assisted language learning. It then presents the details of the study with very encouraging results. The paper then concludes by commenting on how the system may be improved and how the project is intended to be pursued and evaluated.