Conference: 16th International Conference on Computer as a Tool EUROCON 2015. Salamanca (ESP) 2015. Title: Modelling transitions on heating usage in buildings with multivariate statistical monitoring Author: Llorenç burgas; Joaquim Melendez; Joan Colomer Conference: 11th International Conference on Artificial Intelligence Applications and Innovations (AIAI 2015). Bayonne, France (FRA) 2015. Title: Towards a Data Driven Platform for Energy Efficiency Monitoring: Two Use Cases Author: Joaquim Melendez, Joan Colomer, Carles Pous, Llorenç Burgas, Joaquim Massana Conference: 6th International Conference on Sustainability in Energy and Buildings, SEB-14. Cardiff (GBR) 2014. Title: Principal component analysis for monitoring electrical consumption of academic buildings Author: Llorenç Burgas, Joaquim Melendez, Joan Colomer