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Enhancing E-Learning with Web Annotation Techniques

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reuben
30 diapositives · 423 Views · Jul 13, 2014

The blog discusses the benefits of web annotation in e-learning environments, highlighting how it allows authors to post articles and readers to leave comments directly related to specific content. This approach enhances the interactivity of online learning materials by attaching comments and notes to relevant portions of text or multimedia. The post also reviews various web annotation tools such as Google SideWiki, Diigo, Flickr, and YouTube, showcasing their functionalities and applications in educational contexts for precise reading, sharing, and collaborative learning.

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  1. Web Annotation & E-Learning Speaker: Shyan-Ming Yuan

  2. Blog vs Web Annotation • In blog, an author can post article and readers can post comments or feedbacks • However, it is difficult to follow if those comments did not include original content. • In Web Annotation, those comments and notes can be attached to the related portion.

  3. Introduction- example web pages • Multimedia Annotation Toolbar is available athttp://dcsw3.cis.nctu.edu.tw/DCSLab/ 【Lon】下等人使用的武器 , 2010年3月23日擷取無名小站http://www.wretch.cc/blog/wretchcomic/12943608

  4. Web Annotation Service Providers • Google SideWiki • Text annotation • Diigo • Text annotation, social bookmarking. • Flickr • Image tag(annotation) • Youtube • Video sharing, video annotation

  5. Google Side Wiki Demo 中央社新聞-台鐵也擬超商取票 手續費只要5元,2010/3/21 擷取自http://tw.news.yahoo.com/article/url/d/a/100321/5/22fqr.html

  6. Diigo Demo 華視新聞-秒殺清明節車票 台鐵剉咧等,2010/3/21 擷取自http://tw.news.yahoo.com/article/url/d/a/100319/69/22cow.html

  7. flickr Demo flickr- Undervisning5 ,2010/3/21 擷取自http://www.flickr.com/photos/lizart/69648819/

  8. Youtube Demo Youtube影片- Video Tips &Tricks ep09: How to add YouTube Annotations ,2010/3/21 擷取自http://www.youtube.com/watch?v=XAG3z4scWTw

  9. Multimedia annotation toolbar video annotation • You can still add annotations even if you are not the video owner. Youtube影片- Video Tips &Tricks ep09: How to add YouTube Annotations ,2010/3/21 擷取自http://annottoolbar.pixnet.net/blog/post/30710501

  10. Objectives • Precise annotation for reading and sharing. • Support annotations on multimedia content such as figures and videos directly. • Support reference annotations on a web page • Let web annotations saved and exchanged efficiently on internet. • Clear and simple XML document. • Support share list for users and groups

  11. Multimedia Annotation XML DOM annotations pageurl annotation annotation creator content date share list type comment position* size* highlighted Text shape time duration 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html x y width height start end

  12. MAXML <?xml version=”1.0”encoding=”utf-8”?> <annotations> <pageurl></pageurl> <annotation> <creator></creator> <date></date> <group></group> <type></type> <content> <comment></comment> <position> <x></x><!-- In image and video type --> <y></y><!-- In image and video type --> </position> <size> <width></width><!-- In image and video type --> <height></height><!-- In image and video type --> </size> <highlightedText></highlightedText><!-- In Text and href type --> <shape></shape><!-- In image and video type --> <timeDuration></timeDuration><!-- Only in video type --> </content> </annotation> </annotations>

  13. MAXML example <?xml version='1.0' encoding='ISO-8859-1'?> <annotations> </annotations>

  14. <?xml version='1.0' encoding='ISO-8859-1'?> <annotations> <pageurl>http://gnn.gamer.com.tw/2/37262.html</pageurl> <annotation> <creator>newuser</creator> <date>2009-06-24</date> <sharelist>public</sharelist> <type>text</type> <content> <comment>如果能做到一定很棒</comment> <position>P,0</position> <size>30</size> <highlightedText>Wii動態強化感測器號稱能達到 1:1 完全對應的精細操控 </highlightedText><!-- In Text and href type --> </content> </annotation> </annotations> MAXML example 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html

  15. <?xml version='1.0' encoding='ISO-8859-1'?> <annotations> <pageurl>http://gnn.gamer.com.tw/2/37262.html</pageurl> <annotation> … </annotation> <annotation> <creator>newuser</creator> <date>2009-06-24</date> <sharelist>private</sharelist> <type>image</type> <content> <comment>Resort就是指度假勝地</comment> <position>http://pic.bahamut.com.tw/B/2KU/64/0000210364.JPG <x>772</x> <y>340</y> </position> <size> <width>153</width> <height>54</height> </size> <shape>1</shape><!-- In image and video type --> </content> </annotation> </annotations> MAXML example 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html

  16. <?xml version='1.0' encoding='ISO-8859-1'?> <annotations> <pageurl>http://gnn.gamer.com.tw/2/37262.html</pageurl> <annotation>…</annotation> <annotation>…</annotation> <annotation> <creator>newuser</creator> <date>2009-06-24</date> <sharelist>public</sharelist> <type>video</type> <content> <comment>這就是WiiMotionPlus</comment> <position> http://youtube.com/get_video?video_id=7N4s5NzgrJo <x>201</x> <y>245</y> </position> <size> <width>78</width> <height>70</height> </size> <shape>1</shape><!-- In image and video type --> <timeDuration> <start>23</start> <end>28</end> </timeDuration><!-- Only in video type --> </content> </annotation> </annotations> MAXML example 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html

  17. <?xml version='1.0' encoding='ISO-8859-1'?> <annotations> <pageurl>http://gnn.gamer.com.tw/2/37262.html</pageurl> <annotation> … </annotation> <annotation> … </annotation> <annotation> … </annotation> <annotation> <creator>newuser</creator> <date>2009-06-24</date> <sharelist>private</sharelist> <type>href</type> <content> <comment>http://zh.wikipedia.org/wiki/%E5%8A%8D%E9%81%93 </comment> <position>P,0</position> <size>2</size> <highlightedText>劍道</highlightedText><!-- In Text and href type --> </content> </annotation> </annotations> MAXML example 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html

  18. Reference System architecture Doc text img video Web Site Web Browser MAXML Browser plug-in Annotation Server Annotated Doc Require login text img video Login response Authentication Response Request Authentication Login OpenID Provider (O.P)

  19. Browser Plug-in Browser plug-in • Used programming language • Javascript, actionscript • XML Processor • Submit and query annotations Browser toolbar XML Processor Annotator Renderer

  20. Browser Plug-in • Browser toolbar • User interface of plug-in • Annotator • Add text annotation, image annotation and reference link directly • Flash video annotator • Add video annotation • Renderer • Render annotations which queried by XML processor

  21. Annotation Server Annotation Server • Web Server • Apache with PHP extension • Annotation DB • MySQL server Web Server Annotation DB OpenID Authenticator XML Processor Annotation

  22. Annotation Server • XML Processor • Processes add and query annotations request from browser plug-in. • OpenID Authenticator • Open source library with little fix. • Process OpenID login request from browser plug-in.

  23. Evaluation

  24. E-learning thru Web Annotation • Peer Assessments by annotation • Cooperative Learning by annotation • Information Problem Solving • behavior tracing • Information collection – search • Information processing – reading, annotation, sharing, … • …..

  25. Q&A • Multimedia annotation toolbar is available at • http://dcsw3.cis.nctu.edu.tw/DCSLab/ Thank you!

  26. Reference • [1] J. Kahan, M. Koivunen, E. Prud'Hommeaux, and R. Swick. “Annotea: An Open RDF Infrastructure for Shared Web Annotations”, In Proc. WWW10 International Conference, Hong Kong, 2001. • [2] D. Yamamoto and K. Nagao. “iVAS: Web-based video annotation system and its applications”, In Proceedings of the 3rd International Semantic Web Conference, Demonstration Session, 2004. • [3] P. Bottoni, R. Civica, S. Levialdi, L. Orso, E. Panizzi, and R. Trinchese. “MADCOW: a Multimedia Digital Annotation System”, In Proc. Working Conference on Advanced Visual Interfaces, 2004.

  27. Demo • Demo

  28. Appendix Table 1 ARO top 10 of Taiwan web sites 2009 February, retrieved from INSIGHTXPLORER

  29. Annotation use • [7] I. A. Ovsiannikov, M. A. Arbib, T. H. Mcneill. “Annotation Technology”, Int. J. Human-Computer Studies, 50, 329-362, 1999.

  30. annotations pageurl annotation annotation creator content date share list type comment position* size* highlighted Text shape time duration x y width height start end This node might not exist * Data in this node would be different due to the type of annotation 【E3 09】12 項全能《Wii 運動 度假勝地》更精確體感遊樂趣味, 2009年6月23日擷取自http://gnn.gamer.com.tw/2/37262.html