Purpose: The purpose of this paper is to propose an indexing and teaching focus mining system for lecture videos recorded in an unconstrained environment. Design/methodology/approach: By applying the proposed algorithms in this paper, the slide structure can be reconstructed by extracting slide images from the video. Instead of applying…

This paper proposes extensive applications of virtual collaborative space in order to enhance the efficiency and capability of Digital Campus. The usability of Digital Campus has been experimented in different learning environments and evaluated by questionnaire as that the presence technology and a sense of solidarity influence the participants'…

Purpose: Social navigation is an emerging trend for navigation in hypermedia. With social navigation, users can be guided through large volumes of learning content by cues which integrate the browsing history of past users. Earlier papers have shown that social navigation is suitable for navigation not only in classic hypermedia but also in…

Growing science apathy at the K-12 education level represents an alarming development with potentially devastating consequences at individual, societal and economic levels. Technology has been incorporated in science education without fundamentally improving test scores or student attitudes. We claim the core of the problem is how technology is…

Overviews different types of Web lectures and identifies characteristics of systems and software specifically for Web presentations. Discusses matching the goals of development with level of technology and selecting from three levels of advancement in Web-based systems. Compares level of media, structuring, and advanced features of 12…