889 search results - page 157 / 178 » A Method for Secure Query Processing in Mobile Databases |
145
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SISAP
2008
IEEE
15 years 9 months ago
2008
IEEE
There are several pieces of information that can be utilized in order to improve the efficiency of similarity searches on high-dimensional data. The most commonly used information...
148
Voted
MM
2000
ACM
15 years 7 months ago
2000
ACM
Query by key frame or video example is a convenient and often effective way to search in video database. This paper proposes a new approach to support such searches. The main cont...
135
Voted
DBA
2004
15 years 3 months ago
2004
In order to guarantee efficient query processing together with industrial strength, spatial index structures have to be integrated into fully-fledged object-relational database ma...
146
Voted
EDBT
2000
ACM
15 years 6 months ago
2000
ACM
In high-dimensional query processing, the optimization of the logical page-size of index structures is an important research issue. Even very simple query processing techniques suc...
188
Voted
SIGMOD
2007
ACM
16 years 2 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...