This paper is motivated by the problem of how to provide better access to ever enlarging collections of digital images. The paper opens by examining the concept of place in geograp...
Because of the large amount of trajectory data produced by mobile devices, there is an increasing need for mechanisms to extract knowledge from this data. Most existing works have...
We address aggregate queries over GIS data and moving object data, where non-spatial information is stored in a data warehouse. We propose a formal data model and query language t...
Put yourself in the place of a corporate Chief Information Officer or government agency Information Resource manager... The new budget managers are looking for a quick kill. Your ...
This paper describes the results of a Wizard of Oz study of people's search behavior using BuddySystem, a proximitysensing system designed to help end-users locate people, pl...
Leila Takayama, Lawrence Leung, Xiaodong Jiang, Ja...