146 search results - page 20 / 30 » Medoid Queries in Large Spatial Databases |
SIGMOD
2006
ACM
14 years 9 months ago
2006
ACM
Geographic web search engines allow users to constrain and order search results in an intuitive manner by focusing a query on a particular geographic region. Geographic search tec...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
In a mobile service scenario, users query a server for nearby points of interest but they may not want to disclose their locations to the service. Intuitively, location privacy may...
IWMMDBMS
1998
13 years 10 months ago
1998
: In recent years the fusion of multimedia information from multiple real-time sources and databases has become increasingly important because of its practical significance in many...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
We propose a scalable distributed data structure (SDDS) called SD-Rtree. We intend our structure for point and window queries over possibly large spatial datasets distributed on c...
TKDE
1998
13 years 8 months ago
1998
—We investigate the problem of retrieving similar shapes from a large database; in particular, we focus on medical tumor shapes (“Find tumors that are similar to a given patter...