2978 search results - page 104 / 596 » Modelling and Querying Video Data |
ICMCS
2000
IEEE
15 years 2 months ago
2000
IEEE
Most of the existing work on modeling variable bit rate (VBR) video sources does not either explicitly take into account groupof-pictures (GOP) or assumes a fixed GOP structure. R...
SIGMOD
2004
ACM
15 years 10 months ago
2004
ACM
Dynamic plan migration is concerned with the on-the-fly transition from one continuous query plan to a semantically equivalent yet more efficient plan. Migration is important for ...
187
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
In this demo we present the cgmOLAP server, the first fully functional parallel OLAP system able to build data cubes at a rate of more than 1 Terabyte per hour. cgmOLAP incorporat...
168
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ICDT
2009
ACM
15 years 10 months ago
2009
ACM
The ability to flexibly compose confidence computation with the operations of relational algebra is an important feature of probabilistic database query languages. Computing confi...
ICPR
2006
IEEE
15 years 11 months ago
2006
IEEE
This paper presents an event detector for emergencies in crowds. Assuming a single camera and a dense crowd we rely on optical flow instead of tracking statistics as a feature to ...