Katja Niemann
Katja Niemann
Fraunhofer Institute for Applied Information Technology
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Cited by
Cited by
A new collaborative filtering approach for increasing the aggregate diversity of recommender systems
K Niemann, M Wolpers
Proceedings of the 19th ACM SIGKDD international conference on Knowledge …, 2013
CAMera for PLE
HC Schmitz, M Scheffel, M Friedrich, M Jahn, K Niemann, M Wolpers
Learning in the Synergy of Multiple Disciplines: 4th European Conference on …, 2009
Contextualized attention metadata
HC Schmitz, M Wolpers, U Kirschenmann, K Niemann
Human attention in digital environments, 186-209, 2011
Isothermal amplification and quantification of nucleic acids and its use in microsystems
V Tröger, K Niemann, C Gärtig, D Kuhlmeier
Journal of Nanomedicine & Nanotechnology 6 (3), 1, 2015
Usage pattern recognition in student activities
M Scheffel, K Niemann, A Pardo, D Leony, M Friedrich, K Schmidt, ...
Towards Ubiquitous Learning: 6th European Conference of Technology Enhanced …, 2011
Analyzing the impact of using optional activities in self-regulated learning
JA Ruipérez-Valiente, PJ Muñoz-Merino, CD Kloos, K Niemann, ...
IEEE Transactions on Learning Technologies 9 (3), 231-243, 2016
The evaluation framework for learning analytics
M Scheffel
Open Universiteit, 2017
Aggregating social and usage datasets for learning analytics: Data-oriented challenges
K Niemann, M Wolpers, G Stoitsis, G Chinis, N Manouselis
Proceedings of the Third International Conference on Learning Analytics and …, 2013
A novel approach towards skill-based search and services of Open Educational Resources
KH Ha, K Niemann, U Schwertel, P Holtkamp, H Pirkkalainen, D Boerner, ...
Metadata and Semantic Research: 5th International Conference, MTSR 2011 …, 2011
Skill-Based scouting of open management content
K Niemann, U Schwertel, M Kalz, A Mikroyannidis, M Fisichella, ...
Sustaining TEL: From Innovation to Learning and Practice: 5th European …, 2010
Demands of modern PLEs and the ROLE approach
U Kirschenmann, M Scheffel, M Friedrich, K Niemann, M Wolpers
Sustaining TEL: From Innovation to Learning and Practice: 5th European …, 2010
Key action extraction for learning analytics
M Scheffel, K Niemann, D Leony, A Pardo, HC Schmitz, M Wolpers, ...
21st Century Learning for 21st Century Skills: 7th European Conference of …, 2012
Usage contexts for object similarity: exploratory investigations
K Niemann, HC Schmitz, M Scheffel, M Wolpers
Proceedings of the 1st International Conference on Learning Analytics and …, 2011
Usage-based Object Similarity.
K Niemann, M Scheffel, M Friedrich, U Kirschenmann, HC Schmitz, ...
J. Univers. Comput. Sci. 16 (16), 2272-2290, 2010
Creating usage context-based object similarities to boost recommender systems in technology enhanced learning
K Niemann, M Wolpers
IEEE Transactions on Learning Technologies 8 (3), 274-285, 2014
Detecting and Reflecting Learning Activities in Personal Learning Environments.
A Nussbaumer, M Scheffel, K Niemann, M Kravcik, D Albert
ARTEL@ EC-TEL, 125-131, 2012
Usage context-boosted filtering for recommender systems in TEL
K Niemann, M Wolpers
Scaling up Learning for Sustained Impact: 8th European Conference, on …, 2013
Peeking into the black box: visualising learning activities
RM Crespo García, A Pardo, C Delgado Kloos, K Niemann, M Scheffel, ...
International Journal of Technology Enhanced Learning 4 (1-2), 99-120, 2012
Bridging repositories to form the MACE experience
M Wolpers, M Memmel, J Klerkx, G Parra, B Vandeputte, E Duval, ...
New Review of Information Networking 14 (2), 102-116, 2009
An overview of usage data formats for recommendations in TEL
K Niemann, M Scheffel, M Wolpers
2 nd Workshop on Recommender Systems for Technology Enhanced Learning …, 2012
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