829 search results - page 89 / 166 » Location-aware Query Processing and Optimization |
118
Voted
PODS
2006
ACM
16 years 2 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
128
Voted
SIGMOD
2009
ACM
15 years 7 months ago
2009
ACM
It has recently been asserted that the usability of a database is as important as its capability. Understanding the database schema, the hidden relationships among attributes in t...
120
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ICML
2005
IEEE
16 years 3 months ago
2005
IEEE
Hidden Markov Models (HMMs) model sequential data in many fields such as text/speech processing and biosignal analysis. Active learning algorithms learn faster and/or better by cl...
190
Voted
DEBU
2000
15 years 2 months ago
2000
Wide-area distribution raises significant performance problems for traditional query processing techniques as data access becomes less predictable due to link congestion, load imb...
117
Voted
VLDB
2002
ACM
15 years 2 months ago
2002
ACM
Traditional indexes aim at optimizing the node accesses during query processing, which, however, does not necessarily minimize the total cost due to the possibly large number of r...