4137 search results - page 771 / 828 » Managing Expressions as Data in Relational Database Systems |
167
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SIGMOD
1997
ACM
15 years 10 months ago
1997
ACM
Computing multiple related group-bys and aggregates is one of the core operations of On-Line Analytical Processing (OLAP) applications. Recently, Gray et al. [GBLP95] proposed the...
208
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CVPR
2011
IEEE
15 years 2 months ago
2011
IEEE
Fast and reliable algorithms for estimating the head pose are essential for many applications and higher-level face analysis tasks. We address the problem of head pose estimation ...
169
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CIKM
2009
Springer
15 years 9 months ago
2009
Springer
While provenance has been extensively studied in the literature, the efficient evaluation of provenance queries remains an open problem. Traditional query optimization techniques...
268
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Typical web-database systems receive read-only queries, that generate dynamic web pages as a response, and writeonly updates, that keep information up-to-date. Users expect short ...
187
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MM
2005
ACM
15 years 11 months ago
2005
ACM
This work achieves full registration of scenes in a large area and creates visual indexes for visualization in a digital city. We explore effective mapping, indexing, and display ...