Search results for author:"Dunwei Wen"
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International Review of Research in Open and Distance Learning Vol. 13, No. 5 (Nov 08, 2012) pp. 102–125
Question answering systems have frequently been explored for educational use. However, their value was somewhat limited due to the quality of the answers returned to the student. Recent question answering (QA) research has started to incorporate...
Fostering Learners' Metacognitive Skills of Keyword Reformulation in Image Seeking by Location-Based Hierarchical Navigation
Educational Technology Research and Development Vol. 61, No. 2 (April 2013) pp. 233–254
It is critical that students learn how to retrieve useful information in hypermedia environments, a task that is often especially difficult when it comes to image retrieval, as little text feedback is given that allows them to reformulate keywords...
International Journal of Web-Based Learning and Teaching Technologies Vol. 4, No. 1 (January 2009) pp. 66–81
This article presents a case study of ontology-driven development of intelligent educational systems. Following a review of literature related to ontology development, ontology-driven software development, and traditional software engineering, we...
Computers & Education Vol. 68, No. 1 (October 2013) pp. 233–243
Mobile learning benefits from the unique merits of mobile devices and mobile technology to give learners capability to access information anywhere and anytime. However, mobile learning also has many challenges, especially in the processing and...
Facilitating learners’ web-based information problem-solving by query expansion-based concept mapping
Australasian Journal of Educational Technology Vol. 30, No. 5 (Nov 03, 2014)
Web-based information problem-solving has been recognised as a critical ability for learners. However, the development of students’ abilities in this area often faces several challenges, such as difficulty in building well-organised knowledge...
Facilitating Learners' Web-Based Information Problem-Solving by Query Expansion-Based Concept Mapping
Australasian Journal of Educational Technology Vol. 30, No. 5 (2014) pp. 517–532
Web-based information problem-solving has been recognised as a critical ability for learners. However, the development of students' abilities in this area often faces several challenges, such as difficulty in building well-organised knowledge...