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Mavrikis, M. and Geraniou, E. and Gutierrez-Santos, Sergio and Poulovassilis, Alexandra (2019) Intelligent analysis and data visualisation for teacher assistance tools: the case of exploratory learning. British Journal of Educational Technology 50 (6), pp. 2920-2942. ISSN 0007-1013.

Grawemeyer, Beate and Mavrikis, M. and Holmes, W. and Gutierrez-Santos, Sergio and Wiedmann, M. and Rummel, N. (2017) Affective learning: improving engagement and enhancing learning with affect-aware feedback. User Modeling and User-Adapted Interaction - Special Issue on Impact of Learner Modeling 27 (1), pp. 119-158. ISSN 0924-1868.

Grawemeyer, Beate and Wollenschlaeger, Alex and Gutierrez-Santos, Sergio and Holmes, W. and Mavrikis, M. and Poulovassilis, Alexandra (2017) Using graph-based modelling to explore changes in students’ affective states during exploratory learning tasks. In: 3rd International Workshop on Graph-based Educational Data Mining (GEDM 2017), at EDM 2017, 25-28 Jun 2017, Wuhan, China.

Grawemeyer, Beate and Mavrikis, M. and Holmes, W. and Gutierrez-Santos, Sergio and Wiedmann, M. and Rummel, N. (2016) Affecting off-task behaviour: how affect-aware feedback can improve student learning. In: UNSPECIFIED (ed.) Proceedings of the Sixth International Conference on Learning Analytics & Knowledge - LAK '16. New York, U.S.: Association for Computing Machinery, pp. 104-113. ISBN 9781450341905.

Mavrikis, M. and Gutierrez-Santos, Sergio and Poulovassilis, Alexandra (2016) Design and evaluation of teacher assistance tools for exploratory learning environments. In: UNSPECIFIED (ed.) LAK '16 Proceedings of the Sixth International Conference on Learning Analytics & Knowledge. New York, U.S.: Association for Computing Machinery, pp. 168-172. ISBN 9781450341905.

Gutierrez-Santos, Sergio and Capuzzi, Stefano and Kahn, Ken and Karkalas, Sokratis and Poulovassilis, Alexandra (2016) Scalable monitoring of student interaction indicators in exploratory learning environments. In: UNSPECIFIED (ed.) Proceedings of the 25th International Conference Companion on World Wide Web. Geneva, Switzerland: International World Wide Web Conferences Steering Committee, pp. 917-922. ISBN 9781450341448.

Gutierrez-Santos, Sergio and Mavrikis, M. and Geraniou, E. and Poulovassilis, Alexandra (2016) Similarity-based grouping to support teachers on collaborative activities in exploratory learning environments. IEEE Transactions on Emerging Topics in Computing (99), ISSN 2168-6750.

Poulovassilis, Alexandra and Gutierrez-Santos, Sergio and Mavrikis, M. (2015) Graph-based modelling of students' interaction data from exploratory learning environments. CEUR Workshop Proceedings 1446 , pp. 46-51. ISSN 1613-0073.

Mavrikis, M. and Zhu, Z. and Gutierrez-Santos, Sergio and Poulovassilis, Alexandra (2015) Visualisation and analysis of students’ interaction data in exploratory learning environments. In: UNSPECIFIED (ed.) Proceedings of the 24th International Conference on World Wide Web. New York, U.S.: Association for Computing Machinery, pp. 1419-1424. ISBN 9781450334730. (Submitted)

Grawemeyer, Beate and Holmes, W. and Gutierrez-Santos, Sergio and Hansen, A. and Loibl, K. and Mavrikis, M. (2015) Light-bulb moment?: towards adaptive presentation of feedback based on students' affective state. In: UNSPECIFIED (ed.) IUI '15 Proceedings of the 20th International Conference on Intelligent User Interfaces. New York, U.S.: Association for Computing Machinery, pp. 400-404. ISBN 9781450333061.

Grawemeyer, Beate and Mavrikis, M. and Holmes, W. and Gutierrez-Santos, Sergio (2015) Adapting feedback types according to students’ affective states. In: Conati, C. and Heffernan, N. and Mitrovic, A. and Verdejo, M. (eds.) Artificial Intelligence in Education. Lecture Notes in Computer Science 9112. New York, U.S.: Springer, pp. 586-590. ISBN 9783319197722.

Grawemeyer, Beate and Mavrikis, M. and Holmes, W. and Hansen, A. and Loibl, K. and Gutierrez-Santos, Sergio (2015) Affect matters: exploring the impact of feedback during mathematical tasks in an exploratory environment. In: Conati, C. and Heffernan, N. and Mitrovic, A. and Verdejo, M. (eds.) Artificial Intelligence in Education. Lecture Notes in Computer Science 9112. New York, U.S.: Springer, pp. 595-599. ISBN 9783319197722.

Grawemeyer, Beate and Mavrikis, M. and Holmes, W. and Hansen, A. and Loibl, K. and Gutierrez-Santos, Sergio (2015) The impact of feedback on students’ affective states. CEUR Workshop Proceedings 1432 , ISSN 1613-0073.

Karkalas, Sokratis and Gutierrez-Santos, Sergio (2014) Enhanced JavaScript learning using code quality tools and a rule-based system in the FLIP Exploratory Learning Environment. In: UNSPECIFIED (ed.) 2014 IEEE 14th International Conference on Advanced Learning Technologies (ICALT 2014). Piscataway, U.S.: IEEE Computer Society, pp. 84-88. ISBN 9781479940370.

Mavrikis, M. and Gutierrez-Santos, Sergio and Geraniou, E. and Noss, R. (2013) Design requirements, student perception indicators and validation metrics for intelligent exploratory learning environments. Personal and Ubiquitous Computing 17 (8), pp. 1605-1620. ISSN 1617-4909.

Gutierrez-Santos, Sergio and Geraniou, E. and Pearce-Lazard, D. and Poulovassilis, Alexandra (2012) Design of teacher assistance tools in an exploratory learning environment for algebraic generalisation. IEEE Transactions on Learning Technologies 5 (4), pp. 366-376. ISSN 1939-1382.

Noss, R. and Poulovassilis, Alexandra and Geraniou, E. and Gutierrez-Santos, Sergio and Hoyles, C. and Kahn, K. and Magoulas, George D. and Mavrikis, M. (2012) The design of a system to support exploratory learning of algebraic generalisation. Computers & Education 59 (1), pp. 63-81. ISSN 0360-1315.

Gutierrez-Santos, Sergio and Geraniou, E. and Pearce-Lazard, D. and Poulovassilis, Alexandra (2012) Design of teacher assistance tools in an exploratory learning environment for algebraic generalization. IEEE Transactions on Learning Technologies 5 (4), pp. 366-376. ISSN 1939-1382.

Cocea, Mihaela and Gutierrez-Santos, Sergio and Magoulas, George D. (2010) Adaptive modelling of users’ strategies in exploratory learning using case-based reasoning. In: Rossitza, S. and Ivan, J. (eds.) Knowledge-Based and Intelligent Information and Engineering Systems. Lecture Notes in Computer Science 2 6277. Berlin, Germany: Springer Verlag, pp. 124-134. ISBN 9783642153907.

Gutierrez-Santos, Sergio and Mayor-Berzal, J. and Fernandez-Panadero, C. and Delgado Kloos, C. (2010) Authoring of probabilistic sequencing in adaptive hypermedia with bayesian networks. Journal of Universal Computer Science 16 (19), pp. 2801-2820. ISSN 0948-695x.

Mavrikis, M. and Gutierrez-Santos, Sergio and Geraniou, E. (2010) Facilitating effective exploratory interaction: design and evaluation of intelligent support in MiGen. In: Wolpers, M. and Kirschner, P.A. and Scheffel, M. and Lindstaedt, S. and Dimitrova, V. (eds.) Sustaining TEL: From Innovation to Learning and Practice. Lecture Notes in Computer Science, 6383. Berlin, Germany: Springer Verlag, pp. 548-553. ISBN 9783642160202.

Gutierrez-Santos, Sergio and Mavrikis, M. and Magoulas, George D. (2010) Layered development and evaluation for intelligent support in exploratory environments: the case of microworlds. In: Aleven, V. and Kay, J. and Mostow, J. (eds.) Intelligent Tutoring Systems. Lecture Notes in Computer Science 1 6094. New York, U.S.: Springer, pp. 105-114. ISBN 9783642133886.

Mavrikis, M. and Gutierrez-Santos, Sergio (2010) Not all wizards are from Oz: iterative design of intelligent learning environments by communication capacity tapering. Computers & Education 54 (3), pp. 641-651. ISSN 03601315.

Gutierrez-Santos, Sergio and Mavrikis, M. and Magoulas, George D. (2010) Sequence detection for adaptive feedback generation in an exploratory environment for mathematical generalisation. In: Dicheva, D. and Dochev, D. (eds.) Artificial Intelligence: Methodology, Systems, and Applications. Lecture Notes in Computer Science 6304. Berlin, Germany: Springer Verlag, pp. 181-190. ISBN 9783642154300.

Roll, I. and Mavrikis, M. and Gutierrez-Santos, Sergio (2010) Striking a balance between free and guided exploration - conceptualizing support for exploratory learning environments. In: Gomez, K. and Lyons, L. and Radinsky, J. (eds.) ICLS '10 Proceedings of the 9th International Conference of the Learning Sciences. International Society of the Learning Sciences, pp. 507-508.

Gutierrez-Santos, Sergio and Cocea, Mihaela and Magoulas, George D. (2010) A case-based reasoning approach to provide adaptive feedback in microworlds. In: Aleven, V. and Kay, J. and Mostow, J. (eds.) Intelligent Tutoring Systems. Lecture Notes in Computer Science 2 6095. New York, U.S.: Springer, pp. 330-333. ISBN 9783642134364.

Magoulas, George D. and Cocea, Mihaela and Gutierrez-Santos, Sergio (2009) Enhancing modelling of users’ strategies in exploratory learning through case-base maintenance. In: 14th UK Workshop on Case-Based Reasoning, December 15, 2009, Cambridge, UK. (Unpublished)

Gutierrez-Santos, Sergio and Muñoz-Organero, M. and Pardo, A. and Delgado Kloos, C. (2009) Context-aware combination of adapted user profiles for interchange of knowledge between peers. In: Cress, U. and Dimitrova, V. and Specht, M. (eds.) Learning in the Synergy of Multiple Disciplines. Lecture Notes in Computer Science 5794. Berlin, Germany: Springer Verlag, pp. 782-787. ISBN 978-3-642-04636-0.

Mavrikis, M. and Gutierrez-Santos, Sergio (2009) Informing the design of intelligent support for ELE by communication capacity tapering. In: Cress, U. and Dimitrova, V. and Specht, M. (eds.) Learning in the Synergy of Multiple Disciplines. Lecture Notes in Computer Science 5794. Berlin, Germany: Springer Verlag, pp. 556-571. ISBN 9783642046360.

Mavrikis, M. and Gutierrez-Santos, Sergio and Mulholland, P. (2009) Intelligent support for exploratory environments. In: Dimitrova, V. and Mizoguchi, R. and du Boulay, B. and Graesser, A. (eds.) Artificial Intelligence in Education: Building Learning Systems That Care: From Knowledge Representation to Affective Modelling. Frontiers in Artificial Intelligence and Applications 200. Amsterdam, Netherlands: IOS Press, p. 815. ISBN 9781607500285.

Pearce, D. and Geraniou, E. and Gutierrez-Santos, Sergio and Mavrikis, M. and Cocea, Mihaela and Hoyles, C. and Kahn, K. and Magoulas, George D. and Noss, R. and Poulovassilis, Alexandra and Winters, N. (2009) An eco-friendly intelligent environment for exploring mathematical generalisation. In: Dimitrova, V. and Mizoguchi, R. and du Boulay, B. and Graesser, A. (eds.) Building Learning Systems that Care: From Knowledge Representation to Affective Modelling. Frontiers in Artificial Intelligence and Applications: Artificial Intelligence in Education 200. Amsterdam, Netherlands: IOS Press, p. 804. ISBN 9781607500285.

Gutierrez-Santos, Sergio and Pardo, A. and Delgado Kloos, C. (2008) Authoring courses with rich adaptive sequencing for IMS learning design. Journal of Universal Computer Science 14 (17), pp. 2819-2839. ISSN 0948-695x.

Magoulas, George D. and Cocea, Mihaela and Gutierrez-Santos, Sergio (2008) Challenges for intelligent support in exploratory learning: the case of ShapeBuilder. In: 1st International Workshop on Intelligent Support for Exploratory Environments - in conjunction with third European Conference on Technology-Enhanced Learning, September 17-19, 2008, Maastricht, Netherlands.

Prieto-Linillos, P. and Gutierrez-Santos, Sergio and Pardo, A. and Delgado Kloos, C. (2008) Guaranteeing the correctness of an adaptive tutoring system. In: Nejdl, W. and Kay, J. and Pu, P. and Herder, E. (eds.) Adaptive Hypermedia and Adaptive Web-Based Systems. Lecture Notes in Computer Science 5149. Berlin, Germany: Springer Verlag, pp. 329-332. ISBN 9783540709879.

Pearce, D. and Mavrikis, M. and Geraniou, E. and Gutierrez-Santos, Sergio (2008) Issues in the design of an environment to support the learning of mathematical generalisation. In: Dillenbourg, P. and Specht, M. (eds.) Times of Convergence. Technologies Across Learning Contexts. Lecture Notes in Computer Science 5192. Berlin, Germany: Springer Verlag, pp. 326-337. ISBN 9783540876045.

Romero, C. and Gutierrez-Santos, Sergio and Freire, M. and Ventura, S. (2008) Mining and visualizing visited trails in web-based educational systems. In: Shaun, R. and Baker, J. and Barnes, T. (eds.) Educational Data Mining 2008: 1‎st International Conference on Educational Data Mining, ‎Proceedings. International Educational Data Mining Society, pp. 182-186. ISBN 9780615306292.

Gutierrez-Santos, Sergio and Pearce, D. and Geraniou, E. and Mavrikis, M. (2008) Supporting reasoning and problem-solving in mathematical generalisation with dependency graphs. In: Stapleton, G. and Howse, J. and Lee, J. (eds.) Diagrammatic Representation and Inference. Lecture Notes in Computer Science 5223. Berlin, Germany: Springer Verlag, pp. 374-377. ISBN 9783540877301.

Gutierrez-Santos, Sergio and Mavrikis, M. and Pearce, D. (2008) A learning environment for promoting structured algebraic thinking in children. In: UNSPECIFIED (ed.) 2008 Eighth IEEE International Conference on Advanced Learning Technologies. Institute of Electrical and Electronics Engineers, pp. 74-76. ISBN 9780769531670.

Grawemeyer, Beate and Wollenschlaeger, Alex and Gutierrez-Santos, Sergio and Holmes, W. and Mavrikis, M. and Poulovassilis, Alexandra Using graph-based modelling to explore changes in students’ affective states during exploratory learning tasks. In: Educational Data Mining Conference (EDM) 2017, 25-28 Jun 2017, Wuhan, China.