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Reusability and adaptability of interactive resources in Web-based educational systems

Published: 01 March 2001 Publication History

Abstract

The production of interactive multimedia content is in most cases an expensive task in terms of time and cost. Hence, optimizing production by exploiting the reusability of interactive multimedia elements is mandatory. Reusability can be triggered by a combination of resuable multimedia components and the appropriate use of metadata to control the components as well as their combination.
In this article, we discuss the reusability aspects of interactive multimedia content in web-based learning systems. In contrast to existing approaches, we extend a component-based architecture to build interactive multimedia visualization units with the use of metadata for reusability and customizability.
In the three-tier model, the lowest layer of the paradigm corresponds to the programmer (code reusability). The user interface of an educational visualization is located at the top layer where the interaction with the end-user (student) takes place. The educator is located between the top and the bottom layers. This medium layer allows adapting interactive multimedia content according to the needs of the user, applying a predefined set of metadata. The teacher can both adjust the level of explanation and the level of interactivity of an animation, and influence the presentation and the results of the algorithms being illustrated (program reusability). After a theoretical overview, we explain our architecture by giving an example of an application.

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Cited By

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  • (2012)Fuzzy ontologies-based user profiles applied to enhance e-learning activitiesSoft Computing - A Fusion of Foundations, Methodologies and Applications10.1007/s00500-011-0788-y16:7(1129-1141)Online publication date: 1-Jul-2012
  • (2011)A fuzzy-based recommender approach for learning objects management systems2011 11th International Conference on Intelligent Systems Design and Applications10.1109/ISDA.2011.6121786(984-989)Online publication date: Nov-2011
  • (2010)A fuzzy ontology approach to represent user profiles in e-learning environmentsInternational Conference on Fuzzy Systems10.1109/FUZZY.2010.5584789(1-8)Online publication date: Jul-2010
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Reviews

Edward Baker James

This is a well-organized paper describing in a new environment a problem that is essentially as old as computing. The authors discuss the reusability and adaptability of interactive multimedia sequences in web-based learning systems. They turn down traditional schemes for using static metadata to describe those sequences, for as they point out, a dynamic process such as an animation cannot be given a static description. Instead, they develop the concept of “dynamic metadata,” which they regard as an extension of the IEEE Learning Objects Metadata, and which seems to be a very deeply parameterized description of a multimedia process. The hope is that the re-user will be able to reuse the multimedia object by varying the described parameters as required. This problem varies little in essence from the old search for a way of re-employing old procedures as part of new programs. The eventual aim is to construct whole new systems by cobbling together previous components, but assembling them at a level above the programming language in which they were originally constructed. I believe that it is important to keep in view our final objective: to minimize the amount of work we need to do in order to complete a “program.” If the effort involved in the creation of the reusable object and its comprehension by the re-user is greater than the effort of reprogramming from scratch, then we have lost. But we must go on trying, and I wish this worthy work the success it deserves. Online Computing Reviews Service

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Information & Contributors

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Published In

cover image Journal on Educational Resources in Computing
Journal on Educational Resources in Computing  Volume 1, Issue 1es
March 2001
118 pages
ISSN:1531-4278
EISSN:1531-4278
DOI:10.1145/376697
Issue’s Table of Contents
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 01 March 2001
Published in JERIC Volume 1, Issue 1es

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Cited By

View all
  • (2012)Fuzzy ontologies-based user profiles applied to enhance e-learning activitiesSoft Computing - A Fusion of Foundations, Methodologies and Applications10.1007/s00500-011-0788-y16:7(1129-1141)Online publication date: 1-Jul-2012
  • (2011)A fuzzy-based recommender approach for learning objects management systems2011 11th International Conference on Intelligent Systems Design and Applications10.1109/ISDA.2011.6121786(984-989)Online publication date: Nov-2011
  • (2010)A fuzzy ontology approach to represent user profiles in e-learning environmentsInternational Conference on Fuzzy Systems10.1109/FUZZY.2010.5584789(1-8)Online publication date: Jul-2010
  • (2009)Clarifying the Semantics of Relationships between Learning ObjectsMetadata and Semantic Research10.1007/978-3-642-04590-5_4(35-47)Online publication date: 2009
  • (2008)Developing Educational Applications using Adaptive e-Learning ModelInnovative Techniques in Instruction Technology, E-learning, E-assessment, and Education10.1007/978-1-4020-8739-4_3(13-18)Online publication date: 2008
  • (2005)A Framework for the Generation of Adaptive Courses Based on Semantic MetadataMultimedia Tools and Applications10.1007/s11042-005-6541-825:3(377-390)Online publication date: Mar-2005
  • (2004)On Automated Lesson Construction from Electronic TextbooksIEEE Transactions on Knowledge and Data Engineering10.1109/TKDE.2003.126218416:3(317-331)Online publication date: 1-Mar-2004
  • (2003)Integrating digital libraries into learning environmentsProceedings of the 3rd ACM/IEEE-CS joint conference on Digital libraries10.5555/827140.827189(280-290)Online publication date: 27-May-2003
  • (2003)Integrating digital libraries into learning environments: the LEBONED approach2003 Joint Conference on Digital Libraries, 2003. Proceedings.10.1109/JCDL.2003.1204877(280-290)Online publication date: 2003
  • (2003)XML-strukturierte Learning ObjectsSprache zwischen Theorie und Technologie / Language between Theory and Technology10.1007/978-3-322-81289-6_15(185-198)Online publication date: 2003
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