L. W. Anderson, D. R. Krathwohl, P. W. Airasian, K. A. Cruikshank, R. E. Mayer et al., A taxonomy for learning, teaching, and assessing: A revision of Bloom's taxonomy of educational objectives, 2001.

B. S. Bloom, M. B. Engelhart, E. J. Furst, W. H. Hill, and . Krathwohl, DR Taxonomy of educational objectives. The classification of educational goals. Handbook I: Cognitive domain, 1956.

T. G. Dietterich, Machine-Learning Research. AI Magazine, vol.18, issue.4, pp.97-97, 1997.

A. C. Graesser and N. K. Person, Question asking during tutoring, American educational research journal, vol.31, issue.1, pp.104-137, 1994.

F. Harrak, F. Bouchet, and V. Luengo, Identifying relationships between students' questions type and their behavior, 10th International Conference on Educational Data Mining, pp.402-403, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01525285

F. Harrak, F. Bouchet, V. Luengo, and P. Gillois, Profiling Students from Their Questions in a Blended Learning Environment, Proceedings of the 8th International Conference on Learning Analytics and Knowledge, LAK '18, pp.102-110, 2018.
URL : https://hal.archives-ouvertes.fr/hal-01714182

Y. Koren, The bellkor solution to the netflix grand prize. Netflix prize documentation, vol.81, pp.1-10, 2009.

C. J. Merz, Using Correspondence Analysis to Combine Classifiers, Machine Learning, vol.36, pp.33-58, 1999.

D. Munoz, J. A. Bagnell, and M. Hebert, Stacked hierarchical labeling, European Conference on Computer Vision, pp.57-70, 2010.

R. Polikar, Ensemble based systems in decision making, IEEE Circuits and Systems Magazine, vol.6, issue.3, pp.21-45, 2006.

L. Rokach, Ensemble-based classifiers, Artificial Intelligence Review, vol.33, issue.1-2, pp.1-39, 2010.

B. Sagot and D. Fi?er, Building a free French wordnet from multilingual resources, OntoLex, 2008.
URL : https://hal.archives-ouvertes.fr/inria-00614708

G. Salton, Automatic text processing: The transformation, analysis, and retrieval of, 1989.

E. D. Simpson, M. Venanzi, S. Reece, P. Kohli, J. Guiver et al., Language Understanding in the Wild: Combining Crowdsourcing and Machine Learning, Proceedings of the 24th International Conference on World Wide Web, pp.992-1002, 2015.

K. M. Ting and I. H. Witten, Issues in Stacked Generalization, Journal of Artificial Intelligence Research, vol.10, pp.271-289, 1999.

L. Todorovski and S. D?eroski, Combining Multiple Models with Meta Decision Trees, Principles of Data Mining and Knowledge Discovery, pp.54-64, 2000.

D. H. Wolpert, Stacked generalization, Neural Networks, vol.5, issue.2, pp.241-259, 1992.