1168 search results - page 154 / 234 » Optimization strategies for complex queries |
196
Voted
ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
91
Voted
CORR
2010
Springer
14 years 10 months ago
2010
Springer
We present several new examples of speed-ups obtainable by quantum algorithms in the context of property testing. First, motivated by sampling algorithms, we consider probability d...
VLDB
2005
ACM
15 years 3 months ago
2005
ACM
Evaluation and applicability of many database techniques, ranging from access methods, histograms, and optimization strategies to data normalization and mining, crucially depend o...
AAAI
2010
14 years 9 months ago
2010
Most frameworks for utility elicitation assume a predefined set of features over which user preferences are expressed. We consider utility elicitation in the presence of subjecti...
100
Voted
OTM
2010
Springer
14 years 8 months ago
2010
Springer
In the last years the user information seeking process on the Web has shifted from document search to object search. Hence, the answers provided by Web search engines cannot consis...