Sonar-based measurement of user presence and attention. - Stephen P. Tarzia; Robert P. Dick; Peter A. Dinda; Gokhan Memik (UbiComp, 2009)

Display power management policies in practice. - Stephen P. Tarzia; Peter A. Dinda; Robert P. Dick; Gokhan Memik (ICAC, 2010)

Indoor localization without infrastructure using the acoustic background spectrum. - Stephen P. Tarzia; Peter A. Dinda; Robert P. Dick; Gokhan Memik (MobiSys, 2011)

Demo: indoor localization without infrastructure using the acoustic background spectrum. - Stephen P. Tarzia; Peter A. Dinda; Robert P. Dick; Gokhan Memik (MobiSys, 2011)