A hierarchical approach with feature selection for emotion recognition from speech Panagiotis Giannoulis author Gerasimos Potamianos author 2012-05 text Proceedings of the Eighth International Conference on Language Resources and Evaluation (LREC’12) Nicoletta Calzolari editor Khalid Choukri editor Thierry Declerck editor Mehmet Uğur Doğan editor Bente Maegaard editor Joseph Mariani editor Asuncion Moreno editor Jan Odijk editor Stelios Piperidis editor European Language Resources Association (ELRA) Istanbul, Turkey conference publication giannoulis-potamianos-2012-hierarchical https://aclanthology.org/L12-1550/ 2012-05 1203 1206