(2002), pp. 650-656.
HUMAN–COMPUTER INTERACTION, Vol. 20 (2005), pp. 403-446.
Image and Video Retrieval (2006), pp. 483-486.
Personal Ubiquitous Comput., Vol. 5, No. 1. (2001), pp. 29-33.
(2004)
Intelligent Environments, 2007. IE 07. 3rd IET International Conference on (2007), pp. 116-123.
percom, Vol. 0 (2008), pp. 417-422.
wmute, Vol. 0 (2008), pp. 143-147.
Personal Ubiquitous Comput., Vol. 8, No. 1. (February 2004), pp. 19-30.
Informing Science Journal, Vol. 3 (2000), pp. 57-62.
Lecture Notes in Computer Science, Vol. 2116 (2001), pp. 156-169.
: Modeling and Using Context (2005), pp. 29-40.
(2005), pp. 195-198.
Journal of Location Based Services, Vol. 1, No. 1. (2007), pp. 5-45.
Personal Ubiquitous Comput., Vol. 5, No. 4. (December 2001), pp. 253-263.
Applications and the Internet Workshops, 2007. SAINT Workshops 2007. International Symposium on (2007), pp. 15-15.
Military Communications Conference, 2007. MILCOM 2007. IEEE (2007), pp. 1-6.
: Mobile and Ubiquitous Information Access (2004), pp. 227-243.
No. TR2000-381. (November 2000)