958 search results - page 145 / 192 » Efficient data structures for range-aggregate queries on tre... |
PVLDB
2008
14 years 9 months ago
2008
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
196
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
Digital videos are increasingly adopted in various multimedia applications where they are usually broadcasted or transmitted as video streams. Continuously monitoring copies on the...
TIP
2010
14 years 4 months ago
2010
In this paper, we present a fast algorithm for filling unknown regions in an image using the strategy of exemplarmatching. Unlike the original exemplar-based method using exhaustiv...
115
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EDBT
1992
ACM
15 years 1 months ago
1992
ACM
The DBGraph storage model, designed for main memory DBMS, ensures both data storage compactness and efficient processing for all database operations. By representing the entire da...
126
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ISAAC
2010
Springer
14 years 7 months ago
2010
Springer
Shortest path query is a problem to answer the shortest path from the origin to the destination in short time. The network is fixed, and the goal of the study is to develop efficie...