TY - GEN AU - Díaz Rodríguez, Natalia Ana AU - Pegalajar Cuéllar, Manuel AU - Lilius, Johan AU - Delgado Calvo-Flores, Miguel PY - 2014 UR - https://hdl.handle.net/10481/87882 AB - Describing user activity plays an essential role in ambient intelligence. In this work, we review different methods for human activity recognition, classified as data-driven and knowledge-based techniques. We focus on context ontologies whose... LA - eng PB - ACM TI - A Survey on Ontologies for Human Behavior Recognition DO - http://dx.doi.org/10.1145/2523819 ER -