Real-Time Recognition of Physical Activities and Their Intensities Using Wireless Accelerometers and a Heart Rate Monitor. - Emmanuel Munguia Tapia; Stephen S. Intille; William L. Haskell; Kent Larson; Julie A. Wright; Abby King; Robert H. Friedman (ISWC, 2007)

Using wearable activity type detection to improve physical activity energy expenditure estimation. - Fahd Albinali; Stephen S. Intille; William L. Haskell; Mary Rosenberger (UbiComp, 2010)

Design of a wearable physical activity monitoring system using mobile phones and accelerometers. - Stephen S. Intille; Fahd Albinali; Selene Mota; Benjamin Kuris; Pilar Botana; William L. Haskell (EMBC, 2011)