Presentation at EDMedia 2006 about how to measure quality of lerning object metadata

1. Quality Metrics for Learning Object Metadata Xavier Ochoa, ESPOL, Ecuador Erik Duval, KULeuven, Belgium

2. Standardization and Interoperability of Learning Objects Repositories has solved the “chicken and egg” problem… …but has created new ones.

3. The production, management and consumption of Learning Object Metadata is vastly surpassing the human capacity to review or process these metadata.

6. But we cannot measure the quality manually anymore…

7. … but is a good idea to follow the same quality characteristics.

11. Quality Metric Readability Textual Information Content Nominal Information Content Weighted Completeness Simple Completeness Metric Formula Metric Name

13. Evaluation Results

15. Repository Evaluation

16. Quality Visualization

17. Automated Evaluation of Quality

19. Thank you, Gracias Comments, Suggestions, Critics… are Welcome! More Information: http://ariadne.cti.espol.edu.ec/M4M