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Direct linkKetterl, Markus; Mertens, Robert; Wiesen, Christoph; Vornberger, Oliver – Interactive Technology and Smart Education, 2011
Purpose: The purpose of this paper is to present a user interface for web lectures for engaging with other users while working with video based learning content. The application allows its users to ask questions about the content and to get answers from those users that currently online are more familiar with it. The filtering is based on the…
Descriptors: Interaction, Lecture Method, Computer Interfaces, Computer System Design
Ketterl, Markus; Schulte, Olaf A.; Hochman, Adam – Interactive Technology and Smart Education, 2010
Purpose: The purpose of this paper is to introduce the Opencast Community, a global community of individuals, institutions, and commercial stakeholders exchanging knowledge about all matters relevant in the context of academic video and promoting projects in this context. It also gives an overview of the most prominent of these projects, Opencast…
Descriptors: College Instruction, Media Research, Computer Software, International Education
Mertens, Robert; Ketterl, Markus; Vornberger, Oliver – Interactive Technology and Smart Education, 2007
Lecture recordings can be a powerful addition to traditional lectures and they can even serve as a main content source in a number of didactic scenarios. If users can quickly locate relevant passages in a recording, the recording combines the ease of search that comes with electronic text based media with the authenticity and wealth of information…
Descriptors: Internet, Lecture Method, Hypermedia, Audio Equipment
Ketterl, Markus; Mertens, Robert; Vornberger, Oliver – Interactive Technology and Smart Education, 2009
Purpose: At many universities, web lectures have become an integral part of the e-learning portfolio over the last few years. While many aspects of the technology involved, like automatic recording techniques or innovative interfaces for replay, have evolved at a rapid pace, web lecturing has remained independent of other important developments…
Descriptors: Electronic Learning, Feedback (Response), Lecture Method, Program Implementation
Ketterl, Markus; Mertens, Robert; Vornberger, Oliver – Interactive Technology and Smart Education, 2007
Purpose: The purpose of this paper is to describe vector graphics for web lectures, focusing on the experiences with Adobe Flash 9 and SVG. Design/methodology/approach: The paper presents experiences made during the development and everyday use of two versions of the lecture-recording system virtPresenter. The first of these versions is based on…
Descriptors: Internet, Lecture Method, Computer Graphics, Computer Uses in Education
Mertens, Robert; Ketterl, Markus; Brusilovsky, Peter – Interactive Technology and Smart Education, 2010
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…
Descriptors: Foreign Countries, Feedback (Response), Cues, Questionnaires
