Giving voices to multimodal applications - Almeida, N.; Teixeira, A.; Rosa, A.F.; Braga, D.; Freitas, J.; Dias, J.; Silva, S.; Avelar, J.; Chesi, C.; Saldanha, N (Human-computer interaction: Interaction technologies: 17th International Conference, HCI International 2015, Los Angeles, CA, USA, August 2–7, 2015, Proceedings, 2015)