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There is a need for exchange and trade of contextual information within ubiquitous computing environments between different providers of context-aware services. It is the need of a mobile user to obtain such services wherever he roams during the course of the day, such as home, workplace, leisure and visiting businesses, in a way that is safe and secure for both the user as well as the providers,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.