208 search results - page 2 / 42 » Indexing range sum queries in spatio-temporal databases |
MDM
2007
Springer
13 years 11 months ago
2007
Springer
This work tackles the problem of answer-aggregation for continuous spatio-temporal range queries in distributed settings. We assume a grid-like coverage of the spatial universe of...
SIGMOD
2005
ACM
13 years 10 months ago
2005
ACM
In this paper, we propose new graph-based data structure and indexing to organize and retrieve video data. Several researches have shown that a graph can be a better candidate for...
ICDE
2004
IEEE
14 years 6 months ago
2004
IEEE
Several spatio-temporal applications require the retrieval of summarized information about moving objects that lie in a query region during a query interval (e.g., the number of m...
MIS
1999
Springer
13 years 9 months ago
1999
Springer
In a video database, large amount of information involving video, audio, and/or images needs to be stored and managed. Therefore, there is an important need for novel techniques a...
WISE
2000
Springer
13 years 9 months ago
2000
Springer
In this paper, we present a web-based architecture of a spatiotemporal video data management system, which can accommodate a wide range of activities by various types of users. Be...