Iván Olier

Department of Computing Languages and Systems
Technical University of Catalonia

C/. Jordi Girona 1-3, Edifici Omega, Despatx S106 - 08034 - Barcelona, SPAIN
email: iaolier at lsi dot upc dot edu

PhD Thesis

Variational Bayesian Algorithms for Generative Topographic Mapping and its Extensions.

Journals

Olier, I., Vellido, A.: Advances in clustering and visualization of time series using GTM Through Time. Neural Networks (In Press)

Olier, I., Vellido, A.: Variational Bayesian Generative Topographic Mapping. Journal of Mathematical Modeling and Algorithms (Accepted for publication)

Conference papers

Olier, I., Vellido, A.: A Variational Formulation for GTM Through Time. In: Proceedings of the IEEE International Joint Conference on Neural Networks (IJCNN 2008), Hong Kong (2008)

Olier, I., Vellido, A.: On the benefits for model regularization of a Variational formulation of GTM. In: Proceedings of the IEEE International Joint Conference on Neural Networks (IJCNN 2008), Hong Kong (2008)

Olier, I., Vellido, A.: Variational GTM. In: The 8th International Conference on Intelligent Data Engineering and Automated Learning (IDEAL’07). Lect. Notes Comput. Sc., vol.

4881, pp. 77–86 (2007)

Olier, I., Vellido, A.: Time Series Relevance Determination through a topology constrained Hidden Markov model. In: The 7th International Conference on Intelligent Data Engineering and Automated Learning (IDEAL’06). Lect. Notes Comput. Sc., vol. 4224, pp. 40–47 (2006)

Olier, I., Vellido, A.: Capturing the dynamics of multivariate time series through visualization using Generative Topographic Mapping Through Time. In: Proceedings of IEEE ICEIS 2006, Islamabad, Pakistan, pp. 492–497 (2006)

Olier, I., Vellido, A.: Comparative assessment of the robustness of missing data imputation through Generative Topographic Mapping. In: Lect. Notes Comput. Sc., vol. 3512, pp. 787–794 (2005)

Olier, I., Vellido, A.: Assessing the robustness of missing data imputation through Generative Topographic Mapping. ACIA Newsletter 31, 12–20 (2004)

Technical reports

Olier, I., Vellido, A.: A variational Bayesian formulation for GTM: Theoretical foundations. Tech. Rep. LSI-07-33-R, Technical University of Catalonia (UPC) (2007)

Olier, I., Vellido, A.: A variational formulation for GTM Through Time: Theoretical foundations. Tech. Rep. LSI-07-38-R, Technical University of Catalonia (UPC) (2007)