1. Aggarwal J, Ryoo M (2011) Human activity analysis: a review. ACM Comput Surv 43:1–43
2. Badii A, Boudy J (2009) CompanionAble—integrated cognitive assistive& domotic companion robotic systems for ability& security. In: Proceedings of the first congress of the Société Française des Technologies pour l’Autonomie et de Gérontechnologie (SFTAG’09), pp 18–20, Troyes
3. Callejas Z, López-Cózar R (2009) Designing smart home interfaces for the elderly. SIGACCESS Newsletter 95
4. Chahuara P, Portet F, Vacher M (2011) Fusion of audio and temporal multimodal data by spreading activation for dweller localisation in a smart home. In: STAMI, Space, Time and Ambient Intelligence, pp 17–22. Barcelona, Spain
5. Chan M, Estève D, Escriba C, Campo E (2008) A review of smart homes—present state and future challenges. Comput Methods Programs Biomed 91(1):55–81