Presentation at EC-TEL 2007 (Crete). The need to rank learning objects is presented and some basic metrics are presented and evaluated

1. Relevance Ranking Metrics for Learning Objects Xavier Ochoa, ESPOL, Ecuador Erik Duval, KULeuven, Belgium

3. Economy of Abundance

4. Economy of Abundance Put your LMS here!

9. What is Relevance?

10. Relevance Ranking Metrics Relevance Ranking Metric B Metric A Metric C Context

11. Relevance Ranking Metrics Relevance Ranking Meaningful Metric B Metric A Metric C Context

12. Relevance Ranking Metrics Relevance Ranking Scalable Metric B Metric A Metric C Context

13. Topical Relevance

14. Personal Relevance

15. Situational Relevance

21. Results

22. Basic Topical Relevance Metric Trees

23. Basic Personal Relevance Metric Net.

24. Basic Situational Relevance Metric XML

25. Linear Combination

26. Linear Combination