253 search results - page 9 / 51 » Close pair queries in moving object databases |
94
Voted
CDB
2004
Springer
15 years 2 months ago
2004
Springer
Moving objects are currently represented in databases by means of an explicit representation of their trajectory. However from a physical point of view, or more specifically accor...
DAGSTUHL
1997
14 years 11 months ago
1997
In this paper we propose a data model for representing moving objects with uncertain positions in database systems. It is called the Moving Objects Spatio-Temporal (MOST) data mod...
164
click to vote
GIS
2007
ACM
15 years 10 months ago
2007
ACM
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
DASFAA
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract. Continuous spatial queries retrieve a set of time-varying objects continuously during a given period of time. However, monitoring moving objects to maintain the correctne...
SAC
2008
ACM
14 years 9 months ago
2008
ACM
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...