Kyungseo Park Eric Becker Jyothi K. Vinjumur Zhengyi Le Fillia Makedon Human behavioral detection and data cleaning in assisted living environment using wireless sensor networks. 2009 PETRA http://doi.acm.org/10.1145/1579114.1579121 conf/petra/2009 db/conf/petra/petra2009.html#ParkBVLM09