@misc {IOPORT.70836023,
    author       = {Sanghvi, Jyotirmay and Castellano, Ginevra and Leite, Iolanda and Pereira, Andr\'e and Mcowan, Peter W. and Paiva, Ana},
    title        = {Automatic analysis of affective postures and body motion to detect engagement with a game companion},
    howpublished = {HRI, 305-312 (2011).},
    year         = {2011},
    doi          = {10.1145/1957656.1957781},
    identifier   = {70836023},
}