| ActiveMath: A generic and adaptive web-based learning environment E Melis, E Andres, J Budenbender, A Frischauf, G Goduadze, P Libbrecht, ... International Journal of Artificial Intelligence in Education 12, 385-407, 2001 | 486 | 2001 |
| Microblogging for language learning: Using twitter to train communicative and cultural competence K Borau, C Ullrich, J Feng, R Shen Advances in Web Based Learning–ICWL 2009: 8th International Conference …, 2009 | 479 | 2009 |
| Why web 2.0 is good for learning and for research: principles and prototypes C Ullrich, K Borau, H Luo, X Tan, L Shen, R Shen Proceedings of the 17th international conference on World Wide Web, 705-714, 2008 | 464 | 2008 |
| A collaborative filtering framework based on both local user similarity and global user similarity H Luo, C Niu, R Shen, C Ullrich Machine Learning 72, 231-245, 2008 | 148 | 2008 |
| Semantic‐aware components and services of ActiveMath E Melis, G Goguadze, M Homik, P Libbrecht, C Ullrich, S Winterstein British Journal of Educational Technology 37 (3), 405-423, 2006 | 126 | 2006 |
| Proof Development with Ωmega J Siekmann, C Benzmüller, V Brezhnev, L Cheikhrouhou, A Fiedler, ... Automated Deduction—CADE-18: 18th International Conference on Automated …, 2002 | 116 | 2002 |
| Description of an instructional ontology and its application in web services for education C Ullrich Proceedings of Workshop on Applications of Semantic Web Technologies for E …, 2004 | 107 | 2004 |
| A social network analysis perspective on student interaction within the twitter microblogging environment K Stepanyan, K Borau, C Ullrich 2010 10th IEEE international conference on advanced learning technologies, 70-72, 2010 | 102 | 2010 |
| A mobile live video learning system for large-scale learning—system design and evaluation C Ullrich, R Shen, R Tong, X Tan IEEE Transactions on Learning Technologies 3 (1), 6-17, 2010 | 98 | 2010 |
| Pedagogically founded courseware generation for web-based learning: an HTN-planning-based approach implemented in PAIGOS C Ullrich Springer Science & Business Media, 2008 | 93 | 2008 |
| Course Generation Based on HTN Planning. C Ullrich LWA, 74-79, 2005 | 90 | 2005 |
| Combining its and elearning technologies: Opportunities and challenges C Brooks, J Greer, E Melis, C Ullrich Intelligent Tutoring Systems: 8th International Conference, ITS 2006 …, 2006 | 86 | 2006 |
| The learning-resource-type is dead, long live the learning-resource-type C Ullrich Learning Objects and Learning Designs 1 (1), 7-15, 2005 | 84 | 2005 |
| Pedagogically founded courseware generation based on HTN-planning C Ullrich, E Melis Expert Systems with Applications 36 (5), 9319-9332, 2009 | 77 | 2009 |
| Knowledge representation and management in activemath E Melis, J Büdenbender, G Goguadze, P Libbrecht, C Ullrich Annals of Mathematics and Artificial Intelligence 38 (1), 47-64, 2003 | 69 | 2003 |
| Sparse group restricted boltzmann machines H Luo, R Shen, C Niu, C Ullrich Proceedings of the AAAI Conference on Artificial Intelligence 25 (1), 429-434, 2011 | 62 | 2011 |
| Towards responsive open learning environments: the ROLE interoperability framework S Govaerts, K Verbert, D Dahrendorf, C Ullrich, M Schmidt, M Werkle, ... Towards Ubiquitous Learning: 6th European Conference of Technology Enhanced …, 2011 | 61 | 2011 |
| Who students interact with? a social network analysis perspective on the use of twitter in language learning C Ullrich, K Borau, K Stepanyan Sustaining TEL: From Innovation to Learning and Practice: 5th European …, 2010 | 49 | 2010 |
| From LMS to PLE: a step forward through opensocial apps in Moodle E Bogdanov, C Ullrich, E Isaksson, M Palmér, D Gillet Advances in Web-Based Learning-ICWL 2012: 11th International Conference …, 2012 | 45 | 2012 |
| On solving QoS-aware service selection problem with service composition C Wan, C Ullrich, L Chen, R Huang, J Luo, Z Shi 2008 Seventh International Conference on Grid and Cooperative Computing, 467-474, 2008 | 42 | 2008 |
Rui-Min ShenProfessor of Computer Science, Shanghai Jiao Tong University在 sjtu.edu.cn 的电子邮件经过验证