2. overview visualizing activities for self-reflection and awareness dataTEL initiative collection and sharing of data research on recommendation for learning visualizing usage of widgets and services in PLEs
10. data & deployments Contextualized Attention Metadata (CAM) data deployed in: ROLE PLE RWTH-Aachen engineering Moodle
11. evaluation usability and user satisfaction evaluation 12 CS students 2 evaluation sessions: task based interview with think aloud (after 1 week of tracking) user satisfaction (SUS & MSDT) (after 1 month)
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13. some issues were uncovered...learnability, errors & efficiency Details in: StenGovaerts, Katrien Verbert, JorisKlerkx, Erik Duval (2010). Visualizing Activities for Self-reflection and Awareness. Proceedings of the 9th International Conference on Web-based Learning, ICWL 2010
17. What is dataTEL? dataTEL is a Theme Team funded by the STELLAR network of excellence. It addresses 2 STELLAR Grand Challenges Connecting Learner Contextualisation
18. dataTEL::Objective Five core questions: How can data sets be shared according to privacy and legal protection rights? How to develop a respective policy to use and share data sets? How to pre-process data sets to make them suitable for other researchers? How to define common evaluation criteria for TEL recommender systems? How to develop overview methods to monitor the performance of TEL recommender systems on data sets? Standardize research on recommender systems in TEL
19. Free the data By HendrikDrachsler & Tom Raftery http://bit.ly/e8mLfY
21. Because we will get new insights By HendrikDrachsler & Tom Raftery http://bit.ly/e8mLfY
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23. dataTEL challenge & dataTEL cafe event a call for TEL datasets several datasets submitted http://bit.ly/ieqmWW
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25. Recommendation for learning? Users who bought the same product also bought product B and C Details on Tuesday: Katrien Verbert, HendrikDrachlser, Nikos Manouselis, RiinaVuorikari and Erik Duval Dataset-driven Research to Improve TEL Recommender Systems
