698 search results - page 30 / 140 » Effective and Efficient Indexing for Large Video Databases |
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
We study new hierarchical indexing approach to process XPATH queries. Here, a hierarchical index consists of index entries that are pairs of queries and their (full/partial) answer...
ICIP
2003
IEEE
15 years 11 months ago
2003
IEEE
Video signatures are compact representations of video sequences designed for efficient similarity measurement. In this paper, we propose a feature extraction technique to support ...
SSDBM
2010
IEEE
14 years 7 months ago
2010
IEEE
Graphs are prevailingly used in many applications to model complex data structures. In this paper, we study the problem of supergraph containment search. To avoid the NP-complete s...
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Decision support queries that scan large indexes can suffer significant degradation in I/O performance due to index fragmentation. DBAs rely on rules of thumb that use index size a...
160
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ICDE
2005
IEEE
15 years 11 months ago
2005
IEEE
Index structures are designed to optimize search performance, while at the same time supporting efficient data updates. Although not explicit, existing index structures are typica...